====================================== | [ 151.416495][ C2] #0: ff1100000ca24dd0 (&sb->s_type->i_lock_key#21){+.+.}-{3:3}, at: writeback_single_inode (./include/linux/spinlock.h:342 fs/fs-writeback.c:1851) | [ 151.416809][ C2] #1: ffffffff86d77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:300 (discriminator 2) kernel/rcu/tree.c:2611 (discriminator 2)) | [ 151.417093][ C2] Preemption disabled at: | [ 151.417096][ C2] 0x0 [ 151.417415][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.417417][ C2] Call Trace: [ 151.417420][ C2] [ 151.417422][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 151.417428][ C2] __might_resched.cold (kernel/sched/core.c:9163) [ 151.417432][ C2] ? write_inode_now (fs/fs-writeback.c:2974) [ 151.417434][ C2] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 151.417438][ C2] ? __x64_sys_close (fs/open.c:1501 (discriminator 1) fs/open.c:1492 (discriminator 1) fs/open.c:1492 (discriminator 1)) [ 151.417442][ C2] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.417445][ C2] __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820) [ 151.417449][ C2] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.417452][ C2] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 151.417457][ C2] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 151.417458][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.417463][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.417467][ C2] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 151.417469][ C2] __tcf_chain_put (net/sched/cls_api.c:694) [ 151.417471][ C2] ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3)) [ 151.417476][ C2] tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378) [ 151.417478][ C2] ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2)) [ 151.417480][ C2] rcu_do_batch (kernel/rcu/tree.c:2617) [ 151.417485][ C2] ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19)) [ 151.417488][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 151.417490][ C2] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2)) [ 151.417492][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 151.417496][ C2] rcu_core (kernel/rcu/tree.c:2869) [ 151.417498][ C2] handle_softirqs (kernel/softirq.c:622) [ 151.417501][ C2] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.417505][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.417507][ C2] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 151.417511][ C2] __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735) [ 151.417512][ C2] irq_exit_rcu (kernel/softirq.c:752) [ 151.417514][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37)) [ 151.417516][ C2] [ 151.417517][ C2] [ 151.417518][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697) [ 151.417520][ C2] RIP: 0010:lock_is_held_type (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./arch/x86/include/asm/irqflags.h:159 kernel/locking/lockdep.c:5942) [ 151.417523][ C2] Code: ff ff ff 65 0f c1 15 22 ce 00 02 83 fa 01 8b 44 24 04 75 55 9c 5a 80 e6 02 75 6f 41 f7 c6 00 02 00 00 74 2c fb 48 8b 5c 24 08 <4c> 8b 74 24 28 4c 8b 7c 24 30 48 8b 6c 24 10 48 83 c4 38 c3 b8 ff All code ======== 0: ff (bad) 1: ff (bad) 2: ff 65 0f jmp *0xf(%rbp) 5: c1 15 22 ce 00 02 83 rcll $0x83,0x200ce22(%rip) # 0x200ce2e c: fa cli d: 01 8b 44 24 04 75 add %ecx,0x75042444(%rbx) 13: 55 push %rbp 14: 9c pushf 15: 5a pop %rdx 16: 80 e6 02 and $0x2,%dh 19: 75 6f jne 0x8a 1b: 41 f7 c6 00 02 00 00 test $0x200,%r14d 22: 74 2c je 0x50 24: fb sti 25: 48 8b 5c 24 08 mov 0x8(%rsp),%rbx 2a:* 4c 8b 74 24 28 mov 0x28(%rsp),%r14 <-- trapping instruction 2f: 4c 8b 7c 24 30 mov 0x30(%rsp),%r15 34: 48 8b 6c 24 10 mov 0x10(%rsp),%rbp 39: 48 83 c4 38 add $0x38,%rsp 3d: c3 ret 3e: b8 .byte 0xb8 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 4c 8b 74 24 28 mov 0x28(%rsp),%r14 5: 4c 8b 7c 24 30 mov 0x30(%rsp),%r15 a: 48 8b 6c 24 10 mov 0x10(%rsp),%rbp f: 48 83 c4 38 add $0x38,%rsp 13: c3 ret 14: b8 .byte 0xb8 15: ff .byte 0xff [ 151.417525][ C2] RSP: 0018:ffa00000005d7a80 EFLAGS: 00000206 [ 151.417528][ C2] RAX: 0000000000000001 RBX: ff1100000ca24d40 RCX: 0000000000000001 [ 151.417529][ C2] RDX: 0000000000000046 RSI: ffffffff867ebde8 RDI: ffffffff8626f6c0 [ 151.417530][ C2] RBP: ff1100001086a340 R08: 0000000000000001 R09: 1fe22000019449e4 [ 151.417531][ C2] R10: 0000000000000002 R11: ffe21c00019449e5 R12: 0000000000000001 [ 151.417531][ C2] R13: ffffffff8763fac4 R14: 0000000000000246 R15: 00000000ffffffff [ 151.417539][ C2] writeback_single_inode (./include/linux/lockdep.h:249 ./include/linux/fs.h:890 fs/fs-writeback.c:1868) [ 151.417542][ C2] ? filemap_map_pages (./include/linux/rcupdate.h:871 mm/filemap.c:3945) [ 151.417546][ C2] write_inode_now (fs/fs-writeback.c:2974) [ 151.417548][ C2] ? writeback_single_inode (./include/linux/fs.h:891) [ 151.417558][ C2] ? do_fault_around (./include/linux/rcupdate.h:871 mm/memory.c:5870) [ 151.417560][ C2] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.417562][ C2] ? ovl_lookup_layer (fs/overlayfs/namei.c:393) [ 151.417569][ C2] fuse_flush (fs/fuse/file.c:478) [ 151.417573][ C2] ? fuse_release (fs/fuse/file.c:389) [ 151.417575][ C2] ? ovl_verify_lowerdata (fs/overlayfs/namei.c:1051) [ 151.417577][ C2] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 151.417580][ C2] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.417581][ C2] ? ovl_path_next (fs/overlayfs/ovl_entry.h:120) [ 151.417587][ C2] ? ovl_real_file (fs/overlayfs/file.c:195) [ 151.417590][ C2] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.417592][ C2] ? ovl_fsync (fs/overlayfs/file.c:464 (discriminator 1)) [ 151.417596][ C2] ovl_flush (fs/overlayfs/file.c:629) [ 151.417598][ C2] filp_flush (fs/open.c:1467) [ 151.417601][ C2] __x64_sys_close (fs/open.c:1501 (discriminator 1) fs/open.c:1492 (discriminator 1) fs/open.c:1492 (discriminator 1)) [ 151.417604][ C2] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 151.417605][ C2] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 151.417608][ C2] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 151.417611][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.417612][ C2] RIP: 0033:0x7f2b8043c4cb [ 151.417615][ C2] Code: 0f 1e fa 48 89 f2 31 c9 48 89 fe bf 9c ff ff ff e9 0a ff ff ff 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 05 c3 0f 1f 40 00 f7 d8 89 05 c0 4d 01 00 b8 All code ======== 0: 0f 1e fa nop %edx 3: 48 89 f2 mov %rsi,%rdx 6: 31 c9 xor %ecx,%ecx 8: 48 89 fe mov %rdi,%rsi b: bf 9c ff ff ff mov $0xffffff9c,%edi 10: e9 0a ff ff ff jmp 0xffffffffffffff1f 15: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1c: 00 00 00 1f: f3 0f 1e fa endbr64 23: b8 03 00 00 00 mov $0x3,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 05 ja 0x37 32: c3 ret 33: 0f 1f 40 00 nopl 0x0(%rax) 37: f7 d8 neg %eax 39: 89 05 c0 4d 01 00 mov %eax,0x14dc0(%rip) # 0x14dff 3f: b8 .byte 0xb8 Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 05 ja 0xd 8: c3 ret 9: 0f 1f 40 00 nopl 0x0(%rax) d: f7 d8 neg %eax f: 89 05 c0 4d 01 00 mov %eax,0x14dc0(%rip) # 0x14dd5 15: b8 .byte 0xb8 [ 151.417616][ C2] RSP: 002b:00007fff4c65f218 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 151.417617][ C2] RAX: ffffffffffffffda RBX: 00007f2b8040e2c0 RCX: 00007f2b8043c4cb [ 151.417618][ C2] RDX: 0000000000000002 RSI: 00007f2b8040b6a8 RDI: 0000000000000005 [ 151.417619][ C2] RBP: 00007fff4c65f380 R08: 00007f2b8040b690 R09: 000000000000000f [ 151.417620][ C2] R10: 00000000c0010001 R11: 0000000000000246 R12: 0000000000000003 [ 151.417620][ C2] R13: 00007f2b8040a040 R14: 0000000000000005 R15: 0000000000000008 | [ 151.425283][ C2] #0: ff1100000ca24dd0 (&sb->s_type->i_lock_key#21){+.+.}-{3:3}, at: writeback_single_inode (./include/linux/spinlock.h:342 fs/fs-writeback.c:1851) | [ 151.425450][ C2] #1: ffffffff86d77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:300 (discriminator 2) kernel/rcu/tree.c:2611 (discriminator 2)) | [ 151.425593][ C2] stack backtrace: | [ 151.425657][ C2] Tainted: [W]=WARN [ 151.425658][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.425658][ C2] Call Trace: [ 151.425659][ C2] [ 151.425660][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 151.425663][ C2] __lock_acquire.cold (kernel/locking/lockdep.c:4830 kernel/locking/lockdep.c:4902 kernel/locking/lockdep.c:5187) [ 151.425666][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 151.425668][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 151.425670][ C2] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 151.425671][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 151.425673][ C2] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 151.425675][ C2] __mutex_lock (kernel/locking/mutex.c:646 kernel/locking/mutex.c:820) [ 151.425677][ C2] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 151.425678][ C2] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 151.425681][ C2] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 151.425682][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 151.425684][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.425686][ C2] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 151.425688][ C2] __tcf_chain_put (net/sched/cls_api.c:694) [ 151.425689][ C2] ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3)) [ 151.425692][ C2] tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378) [ 151.425693][ C2] ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2)) [ 151.425695][ C2] rcu_do_batch (kernel/rcu/tree.c:2617) [ 151.425697][ C2] ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19)) [ 151.425699][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 151.425701][ C2] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2)) [ 151.425702][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 151.425704][ C2] rcu_core (kernel/rcu/tree.c:2869) [ 151.425706][ C2] handle_softirqs (kernel/softirq.c:622) [ 151.425708][ C2] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.425710][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 151.425712][ C2] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 151.425714][ C2] __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735) [ 151.425715][ C2] irq_exit_rcu (kernel/softirq.c:752) [ 151.425716][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37)) [ 151.425718][ C2] [ 151.425719][ C2] [ 151.425719][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697) [ 151.425721][ C2] RIP: 0010:lock_is_held_type (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./arch/x86/include/asm/irqflags.h:159 kernel/locking/lockdep.c:5942) [ 151.425723][ C2] Code: ff ff ff 65 0f c1 15 22 ce 00 02 83 fa 01 8b 44 24 04 75 55 9c 5a 80 e6 02 75 6f 41 f7 c6 00 02 00 00 74 2c fb 48 8b 5c 24 08 <4c> 8b 74 24 28 4c 8b 7c 24 30 48 8b 6c 24 10 48 83 c4 38 c3 b8 ff All code ======== 0: ff (bad) 1: ff (bad) 2: ff 65 0f jmp *0xf(%rbp) 5: c1 15 22 ce 00 02 83 rcll $0x83,0x200ce22(%rip) # 0x200ce2e c: fa cli d: 01 8b 44 24 04 75 add %ecx,0x75042444(%rbx) 13: 55 push %rbp 14: 9c pushf 15: 5a pop %rdx 16: 80 e6 02 and $0x2,%dh 19: 75 6f jne 0x8a 1b: 41 f7 c6 00 02 00 00 test $0x200,%r14d 22: 74 2c je 0x50 24: fb sti 25: 48 8b 5c 24 08 mov 0x8(%rsp),%rbx 2a:* 4c 8b 74 24 28 mov 0x28(%rsp),%r14 <-- trapping instruction 2f: 4c 8b 7c 24 30 mov 0x30(%rsp),%r15 34: 48 8b 6c 24 10 mov 0x10(%rsp),%rbp 39: 48 83 c4 38 add $0x38,%rsp 3d: c3 ret 3e: b8 .byte 0xb8 3f: ff .byte 0xff Code starting with the faulting instruction =========================================== 0: 4c 8b 74 24 28 mov 0x28(%rsp),%r14 5: 4c 8b 7c 24 30 mov 0x30(%rsp),%r15 a: 48 8b 6c 24 10 mov 0x10(%rsp),%rbp f: 48 83 c4 38 add $0x38,%rsp 13: c3 ret 14: b8 .byte 0xb8 15: ff .byte 0xff [ 151.425724][ C2] RSP: 0018:ffa00000005d7a80 EFLAGS: 00000206 [ 151.425725][ C2] RAX: 0000000000000001 RBX: ff1100000ca24d40 RCX: 0000000000000001 [ 151.425726][ C2] RDX: 0000000000000046 RSI: ffffffff867ebde8 RDI: ffffffff8626f6c0 [ 151.425727][ C2] RBP: ff1100001086a340 R08: 0000000000000001 R09: 1fe22000019449e4 [ 151.425728][ C2] R10: 0000000000000002 R11: ffe21c00019449e5 R12: 0000000000000001 [ 151.425728][ C2] R13: ffffffff8763fac4 R14: 0000000000000246 R15: 00000000ffffffff [ 151.425731][ C2] writeback_single_inode (./include/linux/lockdep.h:249 ./include/linux/fs.h:890 fs/fs-writeback.c:1868) [ 151.425733][ C2] ? filemap_map_pages (./include/linux/rcupdate.h:871 mm/filemap.c:3945) [ 151.425736][ C2] write_inode_now (fs/fs-writeback.c:2974) [ 151.425737][ C2] ? writeback_single_inode (./include/linux/fs.h:891) [ 151.425741][ C2] ? do_fault_around (./include/linux/rcupdate.h:871 mm/memory.c:5870) [ 151.425743][ C2] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.425744][ C2] ? ovl_lookup_layer (fs/overlayfs/namei.c:393) [ 151.425748][ C2] fuse_flush (fs/fuse/file.c:478) [ 151.425750][ C2] ? fuse_release (fs/fuse/file.c:389) [ 151.425752][ C2] ? ovl_verify_lowerdata (fs/overlayfs/namei.c:1051) [ 151.425754][ C2] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 151.425756][ C2] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 151.425757][ C2] ? ovl_path_next (fs/overlayfs/ovl_entry.h:120) [ 151.425760][ C2] ? ovl_real_file (fs/overlayfs/file.c:195) [ 151.425761][ C2] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 151.425763][ C2] ? ovl_fsync (fs/overlayfs/file.c:464 (discriminator 1)) [ 151.425765][ C2] ovl_flush (fs/overlayfs/file.c:629) [ 151.425767][ C2] filp_flush (fs/open.c:1467) [ 151.425769][ C2] __x64_sys_close (fs/open.c:1501 (discriminator 1) fs/open.c:1492 (discriminator 1) fs/open.c:1492 (discriminator 1)) [ 151.425771][ C2] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 151.425772][ C2] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 151.425774][ C2] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 151.425776][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.425777][ C2] RIP: 0033:0x7f2b8043c4cb [ 151.425779][ C2] Code: 0f 1e fa 48 89 f2 31 c9 48 89 fe bf 9c ff ff ff e9 0a ff ff ff 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 05 c3 0f 1f 40 00 f7 d8 89 05 c0 4d 01 00 b8 All code ======== 0: 0f 1e fa nop %edx 3: 48 89 f2 mov %rsi,%rdx 6: 31 c9 xor %ecx,%ecx 8: 48 89 fe mov %rdi,%rsi b: bf 9c ff ff ff mov $0xffffff9c,%edi 10: e9 0a ff ff ff jmp 0xffffffffffffff1f 15: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1c: 00 00 00 1f: f3 0f 1e fa endbr64 23: b8 03 00 00 00 mov $0x3,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 05 ja 0x37 32: c3 ret 33: 0f 1f 40 00 nopl 0x0(%rax) 37: f7 d8 neg %eax 39: 89 05 c0 4d 01 00 mov %eax,0x14dc0(%rip) # 0x14dff 3f: b8 .byte 0xb8 Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 05 ja 0xd 8: c3 ret 9: 0f 1f 40 00 nopl 0x0(%rax) d: f7 d8 neg %eax f: 89 05 c0 4d 01 00 mov %eax,0x14dc0(%rip) # 0x14dd5 15: b8 .byte 0xb8 [ 151.425779][ C2] RSP: 002b:00007fff4c65f218 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 151.425781][ C2] RAX: ffffffffffffffda RBX: 00007f2b8040e2c0 RCX: 00007f2b8043c4cb [ 151.425781][ C2] RDX: 0000000000000002 RSI: 00007f2b8040b6a8 RDI: 0000000000000005 [ 151.425782][ C2] RBP: 00007fff4c65f380 R08: 00007f2b8040b690 R09: 000000000000000f [ 151.425783][ C2] R10: 00000000c0010001 R11: 0000000000000246 R12: 0000000000000003 [ 151.425783][ C2] R13: 00007f2b8040a040 R14: 0000000000000005 R15: 0000000000000008 | [ 152.635577][ C2] INFO: lockdep is turned off. | [ 152.635703][ C2] Preemption disabled at: | [ 152.635705][ C2] 0x0 | [ 152.635955][ C2] Tainted: [W]=WARN [ 152.635956][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 152.635958][ C2] Call Trace: [ 152.635960][ C2] [ 152.635961][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 152.635970][ C2] __might_resched.cold (kernel/sched/core.c:9163) [ 152.635973][ C2] ? default_idle_call (kernel/sched/idle.c:122) [ 152.635978][ C2] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 152.635982][ C2] ? start_secondary (arch/x86/kernel/smpboot.c:312) [ 152.635985][ C2] __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820) [ 152.635987][ C2] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 152.635991][ C2] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 152.635993][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 152.635997][ C2] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 152.635998][ C2] __tcf_chain_put (net/sched/cls_api.c:694) [ 152.636000][ C2] ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3)) [ 152.636004][ C2] tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378) [ 152.636006][ C2] ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2)) [ 152.636009][ C2] rcu_do_batch (kernel/rcu/tree.c:2617) [ 152.636012][ C2] ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19)) [ 152.636014][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.636017][ C2] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 152.636019][ C2] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 152.636020][ C2] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 152.636022][ C2] rcu_core (kernel/rcu/tree.c:2869) [ 152.636024][ C2] handle_softirqs (kernel/softirq.c:622) [ 152.636027][ C2] ? clockevents_tick_resume (kernel/time/clockevents.c:193) [ 152.636030][ C2] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 152.636031][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.636033][ C2] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22)) [ 152.636035][ C2] __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735) [ 152.636036][ C2] irq_exit_rcu (kernel/softirq.c:752) [ 152.636038][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37)) [ 152.636040][ C2] [ 152.636040][ C2] [ 152.636041][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697) [ 152.636044][ C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62) [ 152.636046][ C2] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 44 d3 00 02 mov 0x200d344(%rip),%rdi # 0x200d34b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 c8 71 a3 00 sub 0xa371c8(%rip),%rax # 0xa371db 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 43 f4 22 00 verw 0x22f443(%rip) # 0x22f46b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 152.636048][ C2] RSP: 0018:ffa0000000157de8 EFLAGS: 00000246 [ 152.636052][ C2] RAX: 0000000000000002 RBX: ff11000001bb4640 RCX: 0000000000000001 [ 152.636053][ C2] RDX: 0000000000000002 RSI: ffffffff8626f640 RDI: ffffffff83ad9667 [ 152.636054][ C2] RBP: 0000000000000000 R08: ffffffff85e694f1 R09: 1fe2200005d2639a [ 152.636055][ C2] R10: 0000000000000002 R11: 0000000000000000 R12: 1ff400000002afc0 [ 152.636055][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 152.636057][ C2] ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124) [ 152.636059][ C2] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 152.636062][ C2] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767) [ 152.636064][ C2] default_idle_call (kernel/sched/idle.c:122) [ 152.636066][ C2] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 152.636067][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 152.636069][ C2] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 152.636070][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 152.636072][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 152.636074][ C2] do_idle (kernel/sched/idle.c:352) [ 152.636075][ C2] cpu_startup_entry (kernel/sched/idle.c:451) [ 152.636077][ C2] start_secondary (arch/x86/kernel/smpboot.c:312) [ 152.636078][ C2] ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4)) [ 152.636080][ C2] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 153.920431][ C1] INFO: lockdep is turned off. | [ 153.920514][ C1] Preemption disabled at: | [ 153.920516][ C1] handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1)) | [ 153.920683][ C1] Tainted: [W]=WARN [ 153.920684][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.920686][ C1] Call Trace: [ 153.920688][ C1] [ 153.920690][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 153.920695][ C1] ? handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1)) [ 153.920697][ C1] __might_resched.cold (kernel/sched/core.c:9163) [ 153.920701][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 153.920705][ C1] __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820) [ 153.920708][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 153.920712][ C1] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 153.920715][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.920719][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 153.920721][ C1] __tcf_chain_put (net/sched/cls_api.c:694) [ 153.920722][ C1] ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3)) [ 153.920726][ C1] tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378) [ 153.920728][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2)) [ 153.920730][ C1] rcu_do_batch (kernel/rcu/tree.c:2617) [ 153.920732][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.920734][ C1] ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19)) [ 153.920736][ C1] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1644 kernel/sched/core.c:5125 kernel/sched/core.c:5243) [ 153.920737][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.920739][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 153.920742][ C1] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 153.920744][ C1] rcu_core (kernel/rcu/tree.c:2869) [ 153.920746][ C1] handle_softirqs (kernel/softirq.c:622) [ 153.920748][ C1] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 153.920750][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 153.920752][ C1] run_ksoftirqd (kernel/softirq.c:1076 kernel/softirq.c:1068) [ 153.920753][ C1] smpboot_thread_fn (kernel/smpboot.c:160) [ 153.920756][ C1] ? sort_range (kernel/range.c:164) [ 153.920757][ C1] kthread (kernel/kthread.c:436) [ 153.920760][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 153.920762][ C1] ? kthread_affine_node (kernel/kthread.c:378) [ 153.920763][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 153.920766][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 153.920768][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 153.920771][ C1] ? kthread_affine_node (kernel/kthread.c:378) [ 153.920773][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 155.129445][ C1] INFO: lockdep is turned off. | [ 155.129526][ C1] Preemption disabled at: | [ 155.129527][ C1] 0x0 | [ 155.129667][ C1] Tainted: [W]=WARN [ 155.129668][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.129670][ C1] Call Trace: [ 155.129671][ C1] [ 155.129673][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 155.129680][ C1] __might_resched.cold (kernel/sched/core.c:9163) [ 155.129684][ C1] ? default_idle_call (kernel/sched/idle.c:122) [ 155.129688][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 155.129692][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:312) [ 155.129695][ C1] __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820) [ 155.129697][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 155.129700][ C1] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 155.129704][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 155.129705][ C1] __tcf_chain_put (net/sched/cls_api.c:694) [ 155.129707][ C1] ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3)) [ 155.129711][ C1] tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378) [ 155.129712][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2)) [ 155.129715][ C1] rcu_do_batch (kernel/rcu/tree.c:2617) [ 155.129718][ C1] ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19)) [ 155.129720][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.129722][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.129725][ C1] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 155.129727][ C1] rcu_core (kernel/rcu/tree.c:2869) [ 155.129728][ C1] handle_softirqs (kernel/softirq.c:622) [ 155.129731][ C1] ? clockevents_tick_resume (kernel/time/clockevents.c:193) [ 155.129733][ C1] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 155.129735][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.129736][ C1] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22)) [ 155.129739][ C1] __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735) [ 155.129740][ C1] irq_exit_rcu (kernel/softirq.c:752) [ 155.129742][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37)) [ 155.129744][ C1] [ 155.129744][ C1] [ 155.129745][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.129746][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697) [ 155.129749][ C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62) [ 155.129751][ C1] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 44 d3 00 02 mov 0x200d344(%rip),%rdi # 0x200d34b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 c8 71 a3 00 sub 0xa371c8(%rip),%rax # 0xa371db 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 43 f4 22 00 verw 0x22f443(%rip) # 0x22f46b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 155.129753][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000246 [ 155.129756][ C1] RAX: 0000000000000001 RBX: ff11000001bb2340 RCX: 0000000000000001 [ 155.129758][ C1] RDX: 0000000000000001 RSI: ffffffff8626f640 RDI: ffffffff83ad9667 [ 155.129758][ C1] RBP: 0000000000000000 R08: ffffffff85e694f1 R09: 1fe2200005d1639a [ 155.129759][ C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc0 [ 155.129760][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 155.129761][ C1] ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124) [ 155.129763][ C1] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 155.129766][ C1] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767) [ 155.129768][ C1] default_idle_call (kernel/sched/idle.c:122) [ 155.129770][ C1] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 155.129771][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 155.129772][ C1] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 155.129774][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 155.129776][ C1] do_idle (kernel/sched/idle.c:352) [ 155.129777][ C1] cpu_startup_entry (kernel/sched/idle.c:451) [ 155.129779][ C1] start_secondary (arch/x86/kernel/smpboot.c:312) [ 155.129780][ C1] ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4)) [ 155.129782][ C1] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 158.565347][ C1] INFO: lockdep is turned off. | [ 158.565430][ C1] Preemption disabled at: | [ 158.565431][ C1] 0x0 | [ 158.565573][ C1] Tainted: [W]=WARN [ 158.565574][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 158.565576][ C1] Call Trace: [ 158.565578][ C1] [ 158.565579][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 158.565586][ C1] __might_resched.cold (kernel/sched/core.c:9163) [ 158.565590][ C1] ? default_idle_call (kernel/sched/idle.c:122) [ 158.565594][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 158.565597][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:312) [ 158.565600][ C1] __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820) [ 158.565602][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 158.565606][ C1] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 158.565608][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 158.565612][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 158.565613][ C1] __tcf_chain_put (net/sched/cls_api.c:694) [ 158.565615][ C1] ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3)) [ 158.565619][ C1] tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378) [ 158.565620][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2)) [ 158.565623][ C1] rcu_do_batch (kernel/rcu/tree.c:2617) [ 158.565626][ C1] ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19)) [ 158.565628][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.565630][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 158.565633][ C1] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 158.565635][ C1] rcu_core (kernel/rcu/tree.c:2869) [ 158.565637][ C1] handle_softirqs (kernel/softirq.c:622) [ 158.565639][ C1] ? clockevents_tick_resume (kernel/time/clockevents.c:193) [ 158.565642][ C1] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 158.565644][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.565645][ C1] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22)) [ 158.565647][ C1] __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735) [ 158.565649][ C1] irq_exit_rcu (kernel/softirq.c:752) [ 158.565650][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37)) [ 158.565652][ C1] [ 158.565653][ C1] [ 158.565653][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.565655][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697) [ 158.565657][ C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62) [ 158.565660][ C1] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 44 d3 00 02 mov 0x200d344(%rip),%rdi # 0x200d34b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 c8 71 a3 00 sub 0xa371c8(%rip),%rax # 0xa371db 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 43 f4 22 00 verw 0x22f443(%rip) # 0x22f46b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 158.565661][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000246 [ 158.565665][ C1] RAX: 0000000000000001 RBX: ff11000001bb2340 RCX: 0000000000000001 [ 158.565666][ C1] RDX: 0000000000000001 RSI: ffffffff8626f640 RDI: ffffffff83ad9667 [ 158.565667][ C1] RBP: 0000000000000000 R08: ffffffff85e694f1 R09: 1fe2200005d1639a [ 158.565667][ C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc0 [ 158.565668][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 158.565669][ C1] ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124) [ 158.565671][ C1] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 158.565674][ C1] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767) [ 158.565676][ C1] default_idle_call (kernel/sched/idle.c:122) [ 158.565677][ C1] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 158.565679][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 158.565680][ C1] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 158.565682][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 158.565683][ C1] do_idle (kernel/sched/idle.c:352) [ 158.565685][ C1] cpu_startup_entry (kernel/sched/idle.c:451) [ 158.565686][ C1] start_secondary (arch/x86/kernel/smpboot.c:312) [ 158.565688][ C1] ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4)) [ 158.565690][ C1] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 162.777399][ C1] INFO: lockdep is turned off. | [ 162.777483][ C1] Preemption disabled at: | [ 162.777484][ C1] 0x0 | [ 162.777628][ C1] Tainted: [W]=WARN [ 162.777629][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 162.777631][ C1] Call Trace: [ 162.777632][ C1] [ 162.777634][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 162.777641][ C1] __might_resched.cold (kernel/sched/core.c:9163) [ 162.777645][ C1] ? default_idle_call (kernel/sched/idle.c:122) [ 162.777649][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 162.777653][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:312) [ 162.777656][ C1] __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820) [ 162.777658][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 162.777662][ C1] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 162.777665][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 162.777667][ C1] __tcf_chain_put (net/sched/cls_api.c:694) [ 162.777669][ C1] ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3)) [ 162.777672][ C1] tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378) [ 162.777674][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2)) [ 162.777677][ C1] rcu_do_batch (kernel/rcu/tree.c:2617) [ 162.777680][ C1] ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19)) [ 162.777682][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 162.777683][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 162.777687][ C1] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 162.777689][ C1] rcu_core (kernel/rcu/tree.c:2869) [ 162.777690][ C1] handle_softirqs (kernel/softirq.c:622) [ 162.777693][ C1] ? clockevents_tick_resume (kernel/time/clockevents.c:193) [ 162.777696][ C1] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 162.777697][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 162.777699][ C1] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22)) [ 162.777701][ C1] __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735) [ 162.777703][ C1] irq_exit_rcu (kernel/softirq.c:752) [ 162.777704][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37)) [ 162.777706][ C1] [ 162.777707][ C1] [ 162.777708][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 162.777709][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697) [ 162.777711][ C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62) [ 162.777714][ C1] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 44 d3 00 02 mov 0x200d344(%rip),%rdi # 0x200d34b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 c8 71 a3 00 sub 0xa371c8(%rip),%rax # 0xa371db 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 43 f4 22 00 verw 0x22f443(%rip) # 0x22f46b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 162.777716][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000246 [ 162.777719][ C1] RAX: 0000000000000001 RBX: ff11000001bb2340 RCX: 0000000000000001 [ 162.777720][ C1] RDX: 0000000000000001 RSI: ffffffff8626f640 RDI: ffffffff83ad9667 [ 162.777721][ C1] RBP: 0000000000000000 R08: ffffffff85e694f1 R09: 1fe2200005d1639a [ 162.777722][ C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc0 [ 162.777723][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 162.777724][ C1] ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124) [ 162.777726][ C1] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 162.777729][ C1] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767) [ 162.777731][ C1] default_idle_call (kernel/sched/idle.c:122) [ 162.777732][ C1] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 162.777734][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 162.777735][ C1] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 162.777737][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 162.777739][ C1] do_idle (kernel/sched/idle.c:352) [ 162.777740][ C1] cpu_startup_entry (kernel/sched/idle.c:451) [ 162.777742][ C1] start_secondary (arch/x86/kernel/smpboot.c:312) [ 162.777743][ C1] ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4)) [ 162.777745][ C1] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 176.421398][ C1] INFO: lockdep is turned off. | [ 176.421479][ C1] Preemption disabled at: | [ 176.421480][ C1] 0x0 | [ 176.421627][ C1] Tainted: [W]=WARN [ 176.421629][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 176.421630][ C1] Call Trace: [ 176.421632][ C1] [ 176.421633][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 176.421641][ C1] __might_resched.cold (kernel/sched/core.c:9163) [ 176.421645][ C1] ? default_idle_call (kernel/sched/idle.c:122) [ 176.421649][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 176.421653][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:312) [ 176.421656][ C1] __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820) [ 176.421658][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 176.421662][ C1] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 176.421666][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 176.421667][ C1] __tcf_chain_put (net/sched/cls_api.c:694) [ 176.421669][ C1] ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3)) [ 176.421673][ C1] tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378) [ 176.421674][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2)) [ 176.421678][ C1] rcu_do_batch (kernel/rcu/tree.c:2617) [ 176.421680][ C1] ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19)) [ 176.421682][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 176.421684][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 176.421687][ C1] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 176.421689][ C1] rcu_core (kernel/rcu/tree.c:2869) [ 176.421691][ C1] handle_softirqs (kernel/softirq.c:622) [ 176.421694][ C1] ? clockevents_tick_resume (kernel/time/clockevents.c:193) [ 176.421697][ C1] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 176.421698][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 176.421700][ C1] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22)) [ 176.421702][ C1] __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735) [ 176.421704][ C1] irq_exit_rcu (kernel/softirq.c:752) [ 176.421705][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37)) [ 176.421707][ C1] [ 176.421708][ C1] [ 176.421709][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 176.421710][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697) [ 176.421713][ C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62) [ 176.421716][ C1] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 44 d3 00 02 mov 0x200d344(%rip),%rdi # 0x200d34b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 c8 71 a3 00 sub 0xa371c8(%rip),%rax # 0xa371db 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 43 f4 22 00 verw 0x22f443(%rip) # 0x22f46b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 176.421717][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000246 [ 176.421721][ C1] RAX: 0000000000000001 RBX: ff11000001bb2340 RCX: 0000000000000001 [ 176.421722][ C1] RDX: 0000000000000001 RSI: ffffffff8626f640 RDI: ffffffff83ad9667 [ 176.421723][ C1] RBP: 0000000000000000 R08: ffffffff85e694f1 R09: 1fe2200005d1639a [ 176.421724][ C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc0 [ 176.421724][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 176.421726][ C1] ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124) [ 176.421728][ C1] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 176.421731][ C1] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767) [ 176.421733][ C1] default_idle_call (kernel/sched/idle.c:122) [ 176.421734][ C1] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 176.421736][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 176.421737][ C1] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 176.421739][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 176.421740][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 176.421742][ C1] do_idle (kernel/sched/idle.c:352) [ 176.421744][ C1] cpu_startup_entry (kernel/sched/idle.c:451) [ 176.421745][ C1] start_secondary (arch/x86/kernel/smpboot.c:312) [ 176.421747][ C1] ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4)) [ 176.421749][ C1] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 181.740397][ C1] INFO: lockdep is turned off. | [ 181.740478][ C1] Preemption disabled at: | [ 181.740480][ C1] 0x0 | [ 181.740635][ C1] Tainted: [W]=WARN [ 181.740636][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 181.740638][ C1] Call Trace: [ 181.740639][ C1] [ 181.740641][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 181.740649][ C1] __might_resched.cold (kernel/sched/core.c:9163) [ 181.740652][ C1] ? default_idle_call (kernel/sched/idle.c:122) [ 181.740656][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 181.740661][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:312) [ 181.740664][ C1] __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820) [ 181.740666][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 181.740670][ C1] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 181.740673][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 181.740675][ C1] __tcf_chain_put (net/sched/cls_api.c:694) [ 181.740676][ C1] ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3)) [ 181.740680][ C1] tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378) [ 181.740682][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2)) [ 181.740685][ C1] rcu_do_batch (kernel/rcu/tree.c:2617) [ 181.740687][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 181.740689][ C1] ? sched_balance_softirq (kernel/sched/fair.c:13350) [ 181.740692][ C1] ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19)) [ 181.740694][ C1] ? sched_balance_domains (kernel/sched/fair.c:12634) [ 181.740696][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 181.740698][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 181.740701][ C1] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 181.740703][ C1] rcu_core (kernel/rcu/tree.c:2869) [ 181.740705][ C1] handle_softirqs (kernel/softirq.c:622) [ 181.740707][ C1] ? clockevents_tick_resume (kernel/time/clockevents.c:193) [ 181.740710][ C1] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 181.740712][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 181.740713][ C1] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22)) [ 181.740716][ C1] __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735) [ 181.740717][ C1] irq_exit_rcu (kernel/softirq.c:752) [ 181.740718][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37)) [ 181.740721][ C1] [ 181.740721][ C1] [ 181.740722][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 181.740724][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697) [ 181.740726][ C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62) [ 181.740728][ C1] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 44 d3 00 02 mov 0x200d344(%rip),%rdi # 0x200d34b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 c8 71 a3 00 sub 0xa371c8(%rip),%rax # 0xa371db 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 43 f4 22 00 verw 0x22f443(%rip) # 0x22f46b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 181.740730][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000246 [ 181.740733][ C1] RAX: 0000000000000001 RBX: ff11000001bb2340 RCX: 0000000000000001 [ 181.740735][ C1] RDX: 0000000000000001 RSI: ffffffff8626f640 RDI: ffffffff83ad9667 [ 181.740736][ C1] RBP: 0000000000000000 R08: ffffffff85e694f1 R09: 1fe2200005d1639a [ 181.740736][ C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc0 [ 181.740737][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 181.740738][ C1] ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124) [ 181.740740][ C1] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 181.740743][ C1] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767) [ 181.740745][ C1] default_idle_call (kernel/sched/idle.c:122) [ 181.740746][ C1] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 181.740748][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 181.740749][ C1] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 181.740751][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 181.740753][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 181.740755][ C1] do_idle (kernel/sched/idle.c:352) [ 181.740756][ C1] cpu_startup_entry (kernel/sched/idle.c:451) [ 181.740758][ C1] start_secondary (arch/x86/kernel/smpboot.c:312) [ 181.740759][ C1] ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4)) [ 181.740761][ C1] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 182.977583][ C1] INFO: lockdep is turned off. | [ 182.977655][ C1] Preemption disabled at: | [ 182.977656][ C1] handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1)) | [ 182.977816][ C1] Tainted: [W]=WARN [ 182.977817][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 182.977819][ C1] Call Trace: [ 182.977821][ C1] [ 182.977823][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 182.977828][ C1] ? handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1)) [ 182.977830][ C1] __might_resched.cold (kernel/sched/core.c:9163) [ 182.977833][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 182.977837][ C1] __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820) [ 182.977841][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 182.977845][ C1] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 182.977848][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 182.977852][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 182.977853][ C1] __tcf_chain_put (net/sched/cls_api.c:694) [ 182.977859][ C1] ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3)) [ 182.977863][ C1] tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378) [ 182.977865][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2)) [ 182.977867][ C1] rcu_do_batch (kernel/rcu/tree.c:2617) [ 182.977869][ C1] ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1)) [ 182.977872][ C1] ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19)) [ 182.977874][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 182.977875][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 182.977879][ C1] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 182.977881][ C1] rcu_core (kernel/rcu/tree.c:2869) [ 182.977883][ C1] handle_softirqs (kernel/softirq.c:622) [ 182.977885][ C1] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 182.977886][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 182.977888][ C1] run_ksoftirqd (kernel/softirq.c:1076 kernel/softirq.c:1068) [ 182.977890][ C1] smpboot_thread_fn (kernel/smpboot.c:160) [ 182.977892][ C1] ? sort_range (kernel/range.c:164) [ 182.977894][ C1] kthread (kernel/kthread.c:436) [ 182.977896][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 182.977898][ C1] ? kthread_affine_node (kernel/kthread.c:378) [ 182.977900][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 182.977902][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 182.977904][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 182.977907][ C1] ? kthread_affine_node (kernel/kthread.c:378) [ 182.977909][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 184.181386][ C1] INFO: lockdep is turned off. | [ 184.181464][ C1] Preemption disabled at: | [ 184.181465][ C1] 0x0 | [ 184.181621][ C1] Tainted: [W]=WARN [ 184.181622][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 184.181623][ C1] Call Trace: [ 184.181625][ C1] [ 184.181627][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 184.181634][ C1] __might_resched.cold (kernel/sched/core.c:9163) [ 184.181637][ C1] ? default_idle_call (kernel/sched/idle.c:122) [ 184.181642][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 184.181646][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:312) [ 184.181649][ C1] __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820) [ 184.181651][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 184.181655][ C1] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 184.181658][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 184.181660][ C1] __tcf_chain_put (net/sched/cls_api.c:694) [ 184.181662][ C1] ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3)) [ 184.181665][ C1] tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378) [ 184.181667][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2)) [ 184.181670][ C1] rcu_do_batch (kernel/rcu/tree.c:2617) [ 184.181673][ C1] ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19)) [ 184.181675][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 184.181676][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 184.181680][ C1] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 184.181682][ C1] rcu_core (kernel/rcu/tree.c:2869) [ 184.181683][ C1] handle_softirqs (kernel/softirq.c:622) [ 184.181686][ C1] ? clockevents_tick_resume (kernel/time/clockevents.c:193) [ 184.181689][ C1] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 184.181690][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 184.181692][ C1] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22)) [ 184.181694][ C1] __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735) [ 184.181696][ C1] irq_exit_rcu (kernel/softirq.c:752) [ 184.181697][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37)) [ 184.181699][ C1] [ 184.181700][ C1] [ 184.181700][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 184.181702][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697) [ 184.181704][ C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62) [ 184.181707][ C1] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 44 d3 00 02 mov 0x200d344(%rip),%rdi # 0x200d34b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 c8 71 a3 00 sub 0xa371c8(%rip),%rax # 0xa371db 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 43 f4 22 00 verw 0x22f443(%rip) # 0x22f46b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 184.181709][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000246 [ 184.181712][ C1] RAX: 0000000000000001 RBX: ff11000001bb2340 RCX: 0000000000000001 [ 184.181713][ C1] RDX: 0000000000000001 RSI: ffffffff8626f640 RDI: ffffffff83ad9667 [ 184.181714][ C1] RBP: 0000000000000000 R08: ffffffff85e694f1 R09: 1fe2200005d1639a [ 184.181715][ C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc0 [ 184.181715][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 184.181717][ C1] ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124) [ 184.181719][ C1] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 184.181722][ C1] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767) [ 184.181724][ C1] default_idle_call (kernel/sched/idle.c:122) [ 184.181725][ C1] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 184.181727][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 184.181728][ C1] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 184.181730][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 184.181731][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 184.181733][ C1] do_idle (kernel/sched/idle.c:352) [ 184.181735][ C1] cpu_startup_entry (kernel/sched/idle.c:451) [ 184.181736][ C1] start_secondary (arch/x86/kernel/smpboot.c:312) [ 184.181738][ C1] ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4)) [ 184.181740][ C1] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 185.402732][ C2] INFO: lockdep is turned off. | [ 185.402879][ C2] Preemption disabled at: | [ 185.402881][ C2] handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1)) | [ 185.403163][ C2] Tainted: [W]=WARN [ 185.403164][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 185.403166][ C2] Call Trace: [ 185.403168][ C2] [ 185.403170][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 185.403176][ C2] ? handle_softirqs (kernel/softirq.c:463 (discriminator 1) kernel/softirq.c:598 (discriminator 1)) [ 185.403178][ C2] __might_resched.cold (kernel/sched/core.c:9163) [ 185.403181][ C2] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 185.403185][ C2] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 185.403188][ C2] ? fuse_file_alloc (./include/linux/slab.h:950 (discriminator 1) ./include/linux/slab.h:1188 (discriminator 1) fs/fuse/file.c:65 (discriminator 1)) [ 185.403192][ C2] ? fuse_open (fs/fuse/file.c:194 fs/fuse/file.c:283) [ 185.403194][ C2] ? do_dentry_open (fs/open.c:947) [ 185.403197][ C2] ? vfs_open (fs/open.c:1079) [ 185.403199][ C2] __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820) [ 185.403202][ C2] ? path_openat (fs/namei.c:4858) [ 185.403205][ C2] ? do_file_open (fs/namei.c:4887) [ 185.403207][ C2] ? do_sys_openat2 (fs/open.c:1364 (discriminator 5)) [ 185.403209][ C2] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 185.403212][ C2] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 185.403214][ C2] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 185.403216][ C2] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 185.403219][ C2] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 185.403221][ C2] __tcf_chain_put (net/sched/cls_api.c:694) [ 185.403222][ C2] ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3)) [ 185.403226][ C2] tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378) [ 185.403228][ C2] ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2)) [ 185.403231][ C2] rcu_do_batch (kernel/rcu/tree.c:2617) [ 185.403233][ C2] ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19)) [ 185.403235][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 185.403237][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 185.403240][ C2] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 185.403242][ C2] rcu_core (kernel/rcu/tree.c:2869) [ 185.403244][ C2] handle_softirqs (kernel/softirq.c:622) [ 185.403246][ C2] ? clockevents_tick_resume (kernel/time/clockevents.c:193) [ 185.403249][ C2] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 185.403250][ C2] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22)) [ 185.403253][ C2] __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735) [ 185.403254][ C2] irq_exit_rcu (kernel/softirq.c:752) [ 185.403256][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37)) [ 185.403258][ C2] [ 185.403259][ C2] [ 185.403259][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 185.403261][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697) [ 185.403263][ C2] RIP: 0010:unwind_next_frame (arch/x86/kernel/unwind_orc.c:694) [ 185.403266][ C2] Code: 03 80 3c 11 00 0f 84 32 ff ff ff 4c 89 f7 48 89 04 24 e8 77 8c 9f 00 48 8b 04 24 e9 1d ff ff ff 48 b8 00 00 00 00 00 fc ff df <49> 8d 55 48 48 c1 ea 03 80 3c 02 00 0f 85 1d 06 00 00 49 8d 7d 08 All code ======== 0: 03 80 3c 11 00 0f add 0xf00113c(%rax),%eax 6: 84 32 test %dh,(%rdx) 8: ff (bad) 9: ff (bad) a: ff 4c 89 f7 decl -0x9(%rcx,%rcx,4) e: 48 89 04 24 mov %rax,(%rsp) 12: e8 77 8c 9f 00 call 0x9f8c8e 17: 48 8b 04 24 mov (%rsp),%rax 1b: e9 1d ff ff ff jmp 0xffffffffffffff3d 20: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 27: fc ff df 2a:* 49 8d 55 48 lea 0x48(%r13),%rdx <-- trapping instruction 2e: 48 c1 ea 03 shr $0x3,%rdx 32: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) 36: 0f 85 1d 06 00 00 jne 0x659 3c: 49 8d 7d 08 lea 0x8(%r13),%rdi Code starting with the faulting instruction =========================================== 0: 49 8d 55 48 lea 0x48(%r13),%rdx 4: 48 c1 ea 03 shr $0x3,%rdx 8: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) c: 0f 85 1d 06 00 00 jne 0x62f 12: 49 8d 7d 08 lea 0x8(%r13),%rdi [ 185.403268][ C2] RSP: 0018:ffa00000016572f8 EFLAGS: 00000246 [ 185.403272][ C2] RAX: dffffc0000000000 RBX: 1ff40000002cae68 RCX: 1ff40000002cae89 [ 185.403273][ C2] RDX: 1ff40000002cae7f RSI: ffa0000001657828 RDI: ffa0000001657448 [ 185.403274][ C2] RBP: 0000000000000001 R08: ffffffff879c7a58 R09: ffffffff8776fdfc [ 185.403274][ C2] R10: ffffffff84381478 R11: 0000000000000000 R12: ffa0000001657828 [ 185.403275][ C2] R13: ffa00000016573f8 R14: ffa0000001657850 R15: ff11000009ca3840 [ 185.403276][ C2] ? do_dentry_open (fs/open.c:947) [ 185.403279][ C2] ? unwind_next_frame (arch/x86/kernel/unwind_orc.c:422 (discriminator 3) arch/x86/kernel/unwind_orc.c:677 (discriminator 3)) [ 185.403281][ C2] ? fuse_open (fs/fuse/file.c:194 fs/fuse/file.c:283) [ 185.403283][ C2] ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55) [ 185.403285][ C2] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 185.403286][ C2] ? write_profile (profile.c:?) [ 185.403288][ C2] arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 185.403292][ C2] ? do_dentry_open (fs/open.c:947) [ 185.403294][ C2] stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 185.403296][ C2] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 185.403298][ C2] ? __kernel_text_address (kernel/extable.c:79) [ 185.403300][ C2] ? write_profile (profile.c:?) [ 185.403302][ C2] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 185.403303][ C2] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:27 (discriminator 1)) [ 185.403305][ C2] kasan_save_stack (mm/kasan/common.c:57) [ 185.403308][ C2] ? kasan_save_stack (mm/kasan/common.c:57) [ 185.403310][ C2] ? kasan_save_track (mm/kasan/common.c:78) [ 185.403312][ C2] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 185.403313][ C2] ? fuse_file_alloc (./include/linux/slab.h:950 (discriminator 1) ./include/linux/slab.h:1188 (discriminator 1) fs/fuse/file.c:65 (discriminator 1)) [ 185.403315][ C2] ? fuse_file_open (fs/fuse/file.c:152) [ 185.403316][ C2] ? fuse_open (fs/fuse/file.c:194 fs/fuse/file.c:283) [ 185.403322][ C2] kasan_save_track (mm/kasan/common.c:78) [ 185.403324][ C2] __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 185.403326][ C2] fuse_file_alloc (./include/linux/slab.h:950 (discriminator 1) ./include/linux/slab.h:1188 (discriminator 1) fs/fuse/file.c:65 (discriminator 1)) [ 185.403328][ C2] fuse_file_open (fs/fuse/file.c:152) [ 185.403329][ C2] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) [ 185.403331][ C2] ? kmem_cache_alloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4575 mm/slub.c:4899 mm/slub.c:4906) [ 185.403334][ C2] fuse_open (fs/fuse/file.c:194 fs/fuse/file.c:283) [ 185.403336][ C2] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22)) [ 185.403337][ C2] ? fuse_finish_open (fs/fuse/file.c:234) [ 185.403339][ C2] do_dentry_open (fs/open.c:947) [ 185.403341][ C2] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) [ 185.403342][ C2] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) [ 185.403344][ C2] vfs_open (fs/open.c:1079) [ 185.403346][ C2] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22)) [ 185.403347][ C2] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 185.403349][ C2] backing_file_open (fs/backing-file.c:47) [ 185.403351][ C2] ovl_open_realfile (fs/overlayfs/file.c:51 (discriminator 1)) [ 185.403354][ C2] ovl_open (fs/overlayfs/file.c:222) [ 185.403356][ C2] ? ovl_llseek (fs/overlayfs/file.c:255) [ 185.403358][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 185.403360][ C2] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22)) [ 185.403361][ C2] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 185.403362][ C2] ? ovl_llseek (fs/overlayfs/file.c:255) [ 185.403364][ C2] do_dentry_open (fs/open.c:947) [ 185.403366][ C2] vfs_open (fs/open.c:1079) [ 185.403368][ C2] ? may_open (fs/namei.c:4276) [ 185.403370][ C2] ? lookup_open.isra.0 (fs/namei.c:4504) [ 185.403372][ C2] do_open (fs/namei.c:4699) [ 185.403373][ C2] ? init_file.isra.0 (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 ./include/linux/file_ref.h:61 fs/file_table.c:229) [ 185.403375][ C2] path_openat (fs/namei.c:4858) [ 185.403377][ C2] ? kernel_tmpfile_open (fs/namei.c:4800) [ 185.403380][ C2] do_file_open (fs/namei.c:4887) [ 185.403382][ C2] ? path_openat (./include/linux/mount.h:68 (discriminator 3)) [ 185.403384][ C2] ? page_get_link_raw (fs/namei.c:6328) [ 185.403387][ C2] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 185.403388][ C2] ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1)) [ 185.403390][ C2] ? alloc_fd (./include/linux/spinlock.h:390 fs/file.c:611) [ 185.403393][ C2] do_sys_openat2 (fs/open.c:1364 (discriminator 5)) [ 185.403395][ C2] ? build_open_flags (fs/open.c:1212) [ 185.403398][ C2] __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381) [ 185.403400][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 185.403401][ C2] ? __ia32_sys_open (fs/open.c:1374) [ 185.403403][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 185.403405][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 185.403406][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 185.403408][ C2] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 185.403410][ C2] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 185.403411][ C2] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 185.403412][ C2] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 185.403414][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 185.403415][ C2] RIP: 0033:0x7f3fa22c5625 [ 185.403418][ C2] Code: 48 89 e5 48 89 55 e0 41 83 e2 40 75 28 89 f2 f7 d2 81 e2 00 00 41 00 74 1c 89 f2 bf 9c ff ff ff 48 89 c6 b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 23 5d c3 90 48 8d 4d 10 c7 45 b8 10 00 00 00 All code ======== 0: 48 89 e5 mov %rsp,%rbp 3: 48 89 55 e0 mov %rdx,-0x20(%rbp) 7: 41 83 e2 40 and $0x40,%r10d b: 75 28 jne 0x35 d: 89 f2 mov %esi,%edx f: f7 d2 not %edx 11: 81 e2 00 00 41 00 and $0x410000,%edx 17: 74 1c je 0x35 19: 89 f2 mov %esi,%edx 1b: bf 9c ff ff ff mov $0xffffff9c,%edi 20: 48 89 c6 mov %rax,%rsi 23: b8 01 01 00 00 mov $0x101,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 23 ja 0x55 32: 5d pop %rbp 33: c3 ret 34: 90 nop 35: 48 8d 4d 10 lea 0x10(%rbp),%rcx 39: c7 45 b8 10 00 00 00 movl $0x10,-0x48(%rbp) Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 23 ja 0x2b 8: 5d pop %rbp 9: c3 ret a: 90 nop b: 48 8d 4d 10 lea 0x10(%rbp),%rcx f: c7 45 b8 10 00 00 00 movl $0x10,-0x48(%rbp) [ 185.403419][ C2] RSP: 002b:00007ffea5b3c760 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 185.403421][ C2] RAX: ffffffffffffffda RBX: 00007ffea5b3c9f0 RCX: 00007f3fa22c5625 [ 185.403422][ C2] RDX: 0000000000080000 RSI: 00007ffea5b3c7e0 RDI: 00000000ffffff9c [ 185.403423][ C2] RBP: 00007ffea5b3c760 R08: 00007ffea5b3c9d7 R09: 0000000000000000 [ 185.403423][ C2] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffea5b3c7e0 [ 185.403424][ C2] R13: 00007ffea5b3c7e0 R14: 00007f3fa2297000 R15: 0000000000000000 | [ 186.617606][ C2] INFO: lockdep is turned off. | [ 186.617733][ C2] Preemption disabled at: | [ 186.617735][ C2] 0x0 | [ 186.617983][ C2] Tainted: [W]=WARN [ 186.617984][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 186.617986][ C2] Call Trace: [ 186.617988][ C2] [ 186.617990][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 186.617997][ C2] __might_resched.cold (kernel/sched/core.c:9163) [ 186.618001][ C2] ? default_idle_call (kernel/sched/idle.c:122) [ 186.618005][ C2] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 186.618009][ C2] ? start_secondary (arch/x86/kernel/smpboot.c:312) [ 186.618012][ C2] __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820) [ 186.618014][ C2] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 186.618018][ C2] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 186.618022][ C2] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 186.618024][ C2] __tcf_chain_put (net/sched/cls_api.c:694) [ 186.618025][ C2] ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3)) [ 186.618029][ C2] tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378) [ 186.618031][ C2] ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2)) [ 186.618034][ C2] rcu_do_batch (kernel/rcu/tree.c:2617) [ 186.618036][ C2] ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19)) [ 186.618039][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 186.618042][ C2] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 186.618044][ C2] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 186.618046][ C2] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 186.618048][ C2] rcu_core (kernel/rcu/tree.c:2869) [ 186.618050][ C2] handle_softirqs (kernel/softirq.c:622) [ 186.618053][ C2] ? clockevents_tick_resume (kernel/time/clockevents.c:193) [ 186.618056][ C2] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 186.618057][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 186.618059][ C2] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22)) [ 186.618061][ C2] __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735) [ 186.618062][ C2] irq_exit_rcu (kernel/softirq.c:752) [ 186.618063][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37)) [ 186.618066][ C2] [ 186.618066][ C2] [ 186.618067][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 186.618069][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697) [ 186.618071][ C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62) [ 186.618074][ C2] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 44 d3 00 02 mov 0x200d344(%rip),%rdi # 0x200d34b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 c8 71 a3 00 sub 0xa371c8(%rip),%rax # 0xa371db 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 43 f4 22 00 verw 0x22f443(%rip) # 0x22f46b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 186.618075][ C2] RSP: 0018:ffa0000000157de8 EFLAGS: 00000246 [ 186.618079][ C2] RAX: 0000000000000002 RBX: ff11000001bb4640 RCX: 0000000000000001 [ 186.618080][ C2] RDX: 0000000000000002 RSI: ffffffff8626f640 RDI: ffffffff83ad9667 [ 186.618081][ C2] RBP: 0000000000000000 R08: ffffffff85e694f1 R09: 1fe2200005d2639a [ 186.618082][ C2] R10: 0000000000000002 R11: 0000000000000000 R12: 1ff400000002afc0 [ 186.618083][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 186.618084][ C2] ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124) [ 186.618086][ C2] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 186.618089][ C2] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767) [ 186.618091][ C2] default_idle_call (kernel/sched/idle.c:122) [ 186.618093][ C2] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 186.618094][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 186.618096][ C2] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 186.618097][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 186.618099][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 186.618101][ C2] do_idle (kernel/sched/idle.c:352) [ 186.618102][ C2] cpu_startup_entry (kernel/sched/idle.c:451) [ 186.618104][ C2] start_secondary (arch/x86/kernel/smpboot.c:312) [ 186.618105][ C2] ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4)) [ 186.618107][ C2] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 188.000434][ C1] INFO: lockdep is turned off. | [ 188.000531][ C1] Preemption disabled at: | [ 188.000533][ C1] 0x0 | [ 188.000697][ C1] Tainted: [W]=WARN [ 188.000698][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 188.000700][ C1] Workqueue: events virtio_fs_requests_done_work [ 188.000708][ C1] Call Trace: [ 188.000710][ C1] [ 188.000711][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 188.000717][ C1] __might_resched.cold (kernel/sched/core.c:9163) [ 188.000721][ C1] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 188.000724][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 188.000728][ C1] ? kasan_save_free_info (mm/kasan/generic.c:584) [ 188.000731][ C1] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2689 mm/slub.c:6251 mm/slub.c:6566) [ 188.000734][ C1] ? detach_buf_split_in_order (drivers/virtio/virtio_ring.c:850 drivers/virtio/virtio_ring.c:881) [ 188.000738][ C1] ? virtqueue_get_buf_ctx_split (drivers/virtio/virtio_ring.c:891 drivers/virtio/virtio_ring.c:958) [ 188.000740][ C1] __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820) [ 188.000743][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 188.000747][ C1] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 188.000750][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 188.000752][ C1] __tcf_chain_put (net/sched/cls_api.c:694) [ 188.000753][ C1] ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3)) [ 188.000757][ C1] tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378) [ 188.000758][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2)) [ 188.000762][ C1] rcu_do_batch (kernel/rcu/tree.c:2617) [ 188.000764][ C1] ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19)) [ 188.000766][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 188.000768][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 188.000771][ C1] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 188.000773][ C1] rcu_core (kernel/rcu/tree.c:2869) [ 188.000775][ C1] handle_softirqs (kernel/softirq.c:622) [ 188.000778][ C1] ? clockevents_tick_resume (kernel/time/clockevents.c:193) [ 188.000780][ C1] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 188.000782][ C1] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22)) [ 188.000785][ C1] __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735) [ 188.000786][ C1] irq_exit_rcu (kernel/softirq.c:752) [ 188.000788][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37)) [ 188.000790][ C1] [ 188.000791][ C1] [ 188.000792][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697) [ 188.000794][ C1] RIP: 0010:__orc_find (arch/x86/kernel/unwind_orc.c:81 arch/x86/kernel/unwind_orc.c:103) [ 188.000797][ C1] Code: 39 c1 72 4d 4c 89 ca 4c 29 c2 48 89 d1 48 c1 ea 3f 48 c1 f9 02 48 01 ca 48 d1 fa 49 8d 14 90 48 89 d1 48 c1 e9 03 0f b6 3c 01 <48> 89 d1 83 e1 07 83 c1 03 40 38 f9 7c 05 40 84 ff 75 30 48 63 0a All code ======== 0: 39 c1 cmp %eax,%ecx 2: 72 4d jb 0x51 4: 4c 89 ca mov %r9,%rdx 7: 4c 29 c2 sub %r8,%rdx a: 48 89 d1 mov %rdx,%rcx d: 48 c1 ea 3f shr $0x3f,%rdx 11: 48 c1 f9 02 sar $0x2,%rcx 15: 48 01 ca add %rcx,%rdx 18: 48 d1 fa sar $1,%rdx 1b: 49 8d 14 90 lea (%r8,%rdx,4),%rdx 1f: 48 89 d1 mov %rdx,%rcx 22: 48 c1 e9 03 shr $0x3,%rcx 26: 0f b6 3c 01 movzbl (%rcx,%rax,1),%edi 2a:* 48 89 d1 mov %rdx,%rcx <-- trapping instruction 2d: 83 e1 07 and $0x7,%ecx 30: 83 c1 03 add $0x3,%ecx 33: 40 38 f9 cmp %dil,%cl 36: 7c 05 jl 0x3d 38: 40 84 ff test %dil,%dil 3b: 75 30 jne 0x6d 3d: 48 63 0a movslq (%rdx),%rcx Code starting with the faulting instruction =========================================== 0: 48 89 d1 mov %rdx,%rcx 3: 83 e1 07 and $0x7,%ecx 6: 83 c1 03 add $0x3,%ecx 9: 40 38 f9 cmp %dil,%cl c: 7c 05 jl 0x13 e: 40 84 ff test %dil,%dil 11: 75 30 jne 0x43 13: 48 63 0a movslq (%rdx),%rcx [ 188.000799][ C1] RSP: 0018:ffa000000036f580 EFLAGS: 00000217 [ 188.000801][ C1] RAX: dffffc0000000000 RBX: ffffffff8798c33a RCX: 1ffffffff0ee9082 [ 188.000802][ C1] RDX: ffffffff87748414 RSI: ffffffff877483e8 RDI: 0000000000000000 [ 188.000803][ C1] RBP: 0000000000000001 R08: ffffffff877483e8 R09: ffffffff87748444 [ 188.000804][ C1] R10: ffffffff8434409a R11: ffffffff877483e8 R12: ffa000000036f718 [ 188.000805][ C1] R13: ffa000000036f6c0 R14: ff110000024e2340 R15: 000000000002608f [ 188.000806][ C1] ? kasan_save_free_info (mm/kasan/generic.c:584) [ 188.000809][ C1] unwind_next_frame (arch/x86/kernel/unwind_orc.c:217 arch/x86/kernel/unwind_orc.c:510) [ 188.000811][ C1] ? kasan_save_free_info (mm/kasan/generic.c:584) [ 188.000812][ C1] ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55) [ 188.000814][ C1] ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55) [ 188.000815][ C1] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 188.000817][ C1] ? write_profile (profile.c:?) [ 188.000820][ C1] arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 188.000822][ C1] ? kasan_save_free_info (mm/kasan/generic.c:584) [ 188.000824][ C1] ? detach_buf_split_in_order (drivers/virtio/virtio_ring.c:850 drivers/virtio/virtio_ring.c:881) [ 188.000825][ C1] stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 188.000827][ C1] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 188.000830][ C1] ? detach_buf_split_in_order (drivers/virtio/virtio_ring.c:850 drivers/virtio/virtio_ring.c:881) [ 188.000831][ C1] ? kasan_save_stack (mm/kasan/common.c:58) [ 188.000834][ C1] kasan_save_stack (mm/kasan/common.c:57) [ 188.000836][ C1] ? kasan_save_stack (mm/kasan/common.c:57) [ 188.000837][ C1] ? kasan_save_track (mm/kasan/common.c:78) [ 188.000839][ C1] ? kasan_save_free_info (mm/kasan/generic.c:584) [ 188.000844][ C1] kasan_save_track (mm/kasan/common.c:78) [ 188.000846][ C1] kasan_save_free_info (mm/kasan/generic.c:584) [ 188.000847][ C1] __kasan_slab_free (mm/kasan/common.c:253 mm/kasan/common.c:285) [ 188.000849][ C1] kfree (./include/linux/kasan.h:235 mm/slub.c:2689 mm/slub.c:6251 mm/slub.c:6566) [ 188.000852][ C1] detach_buf_split_in_order (drivers/virtio/virtio_ring.c:850 drivers/virtio/virtio_ring.c:881) [ 188.000854][ C1] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) [ 188.000860][ C1] virtqueue_get_buf_ctx_split (drivers/virtio/virtio_ring.c:891 drivers/virtio/virtio_ring.c:958) [ 188.000862][ C1] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22)) [ 188.000863][ C1] virtio_fs_requests_done_work (fs/fuse/virtio_fs.c:843 (discriminator 1)) [ 188.000866][ C1] ? virtio_fs_complete_req_work (fs/fuse/virtio_fs.c:823) [ 188.000868][ C1] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 188.000869][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 188.000871][ C1] process_one_work (kernel/workqueue.c:3314) [ 188.000875][ C1] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4)) [ 188.000877][ C1] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1)) [ 188.000878][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 188.000881][ C1] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478) [ 188.000883][ C1] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 188.000884][ C1] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 188.000887][ C1] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3)) [ 188.000888][ C1] kthread (kernel/kthread.c:436) [ 188.000890][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 188.000892][ C1] ? kthread_affine_node (kernel/kthread.c:378) [ 188.000894][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 188.000896][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 188.000897][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 188.000900][ C1] ? kthread_affine_node (kernel/kthread.c:378) [ 188.000902][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 189.220422][ C1] INFO: lockdep is turned off. | [ 189.220504][ C1] Preemption disabled at: | [ 189.220505][ C1] 0x0 | [ 189.220673][ C1] Tainted: [W]=WARN [ 189.220674][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 189.220676][ C1] Call Trace: [ 189.220677][ C1] [ 189.220679][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 189.220686][ C1] __might_resched.cold (kernel/sched/core.c:9163) [ 189.220690][ C1] ? default_idle_call (kernel/sched/idle.c:122) [ 189.220694][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 189.220698][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:312) [ 189.220701][ C1] __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820) [ 189.220704][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 189.220708][ C1] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 189.220711][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 189.220712][ C1] __tcf_chain_put (net/sched/cls_api.c:694) [ 189.220714][ C1] ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3)) [ 189.220718][ C1] tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378) [ 189.220720][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2)) [ 189.220723][ C1] rcu_do_batch (kernel/rcu/tree.c:2617) [ 189.220725][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 189.220727][ C1] ? sched_balance_softirq (kernel/sched/fair.c:13350) [ 189.220730][ C1] ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19)) [ 189.220732][ C1] ? sched_balance_domains (kernel/sched/fair.c:12634) [ 189.220734][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 189.220735][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 189.220738][ C1] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 189.220740][ C1] rcu_core (kernel/rcu/tree.c:2869) [ 189.220742][ C1] handle_softirqs (kernel/softirq.c:622) [ 189.220745][ C1] ? clockevents_tick_resume (kernel/time/clockevents.c:193) [ 189.220748][ C1] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 189.220749][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 189.220751][ C1] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22)) [ 189.220754][ C1] __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735) [ 189.220755][ C1] irq_exit_rcu (kernel/softirq.c:752) [ 189.220756][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37)) [ 189.220759][ C1] [ 189.220759][ C1] [ 189.220760][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697) [ 189.220763][ C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62) [ 189.220765][ C1] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 44 d3 00 02 mov 0x200d344(%rip),%rdi # 0x200d34b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 c8 71 a3 00 sub 0xa371c8(%rip),%rax # 0xa371db 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 43 f4 22 00 verw 0x22f443(%rip) # 0x22f46b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 189.220767][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000246 [ 189.220770][ C1] RAX: 0000000000000001 RBX: ff11000001bb2340 RCX: 0000000000000001 [ 189.220772][ C1] RDX: 0000000000000001 RSI: ffffffff8626f640 RDI: ffffffff83ad9667 [ 189.220772][ C1] RBP: 0000000000000000 R08: ffffffff85e694f1 R09: 1fe2200005d1639a [ 189.220773][ C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc0 [ 189.220774][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 189.220775][ C1] ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124) [ 189.220777][ C1] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 189.220780][ C1] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767) [ 189.220782][ C1] default_idle_call (kernel/sched/idle.c:122) [ 189.220783][ C1] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 189.220785][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 189.220786][ C1] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 189.220788][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 189.220790][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 189.220791][ C1] do_idle (kernel/sched/idle.c:352) [ 189.220793][ C1] cpu_startup_entry (kernel/sched/idle.c:451) [ 189.220795][ C1] start_secondary (arch/x86/kernel/smpboot.c:312) [ 189.220796][ C1] ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4)) [ 189.220798][ C1] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 190.422590][ C0] INFO: lockdep is turned off. | [ 190.422672][ C0] Preemption disabled at: | [ 190.422673][ C0] schedule_preempt_disabled (kernel/sched/core.c:7341) | [ 190.422875][ C0] Tainted: [W]=WARN [ 190.422876][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 190.422878][ C0] Call Trace: [ 190.422879][ C0] [ 190.422881][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 190.422886][ C0] ? schedule_preempt_disabled (kernel/sched/core.c:7341) [ 190.422888][ C0] __might_resched.cold (kernel/sched/core.c:9163) [ 190.422891][ C0] ? default_idle_call (kernel/sched/idle.c:122) [ 190.422894][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 190.422898][ C0] ? rest_init (init/main.c:762) [ 190.422900][ C0] ? x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 190.422904][ C0] ? x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 190.422906][ C0] ? common_startup_64 (arch/x86/kernel/head_64.S:418) [ 190.422909][ C0] __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820) [ 190.422911][ C0] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 190.422914][ C0] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 190.422917][ C0] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 190.422919][ C0] __tcf_chain_put (net/sched/cls_api.c:694) [ 190.422920][ C0] ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3)) [ 190.422924][ C0] tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378) [ 190.422926][ C0] ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2)) [ 190.422929][ C0] rcu_do_batch (kernel/rcu/tree.c:2617) [ 190.422931][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 190.422933][ C0] ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19)) [ 190.422935][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 190.422938][ C0] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 190.422940][ C0] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 190.422942][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 190.422944][ C0] rcu_core (kernel/rcu/tree.c:2869) [ 190.422946][ C0] handle_softirqs (kernel/softirq.c:622) [ 190.422949][ C0] ? clockevents_tick_resume (kernel/time/clockevents.c:193) [ 190.422952][ C0] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 190.422953][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 190.422955][ C0] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22)) [ 190.422957][ C0] __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735) [ 190.422958][ C0] irq_exit_rcu (kernel/softirq.c:752) [ 190.422960][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37)) [ 190.422962][ C0] [ 190.422962][ C0] [ 190.422963][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697) [ 190.422965][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62) [ 190.422968][ C0] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 44 d3 00 02 mov 0x200d344(%rip),%rdi # 0x200d34b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 c8 71 a3 00 sub 0xa371c8(%rip),%rax # 0xa371db 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 43 f4 22 00 verw 0x22f443(%rip) # 0x22f46b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 190.422969][ C0] RSP: 0018:ffffffff86a07e00 EFLAGS: 00000246 [ 190.422973][ C0] RAX: 0000000000000000 RBX: ffffffff86a1c740 RCX: 0000000000000001 [ 190.422974][ C0] RDX: 0000000000000000 RSI: ffffffff8626f640 RDI: ffffffff83ad9667 [ 190.422975][ C0] RBP: 0000000000000000 R08: ffffffff85e694f1 R09: 1fe2200005d0639a [ 190.422975][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffffffff0d40fc3 [ 190.422976][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 190.422977][ C0] ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124) [ 190.422979][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 190.422982][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767) [ 190.422984][ C0] default_idle_call (kernel/sched/idle.c:122) [ 190.422986][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 190.422987][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 190.422988][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 190.422991][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 190.422992][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 190.422994][ C0] do_idle (kernel/sched/idle.c:352) [ 190.422996][ C0] cpu_startup_entry (kernel/sched/idle.c:451) [ 190.422997][ C0] rest_init (init/main.c:762) [ 190.422999][ C0] start_kernel (init/main.c:1220) [ 190.423001][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 190.423003][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 190.423004][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 191.629406][ C1] INFO: lockdep is turned off. | [ 191.629487][ C1] Preemption disabled at: | [ 191.629489][ C1] 0x0 | [ 191.629648][ C1] Tainted: [W]=WARN [ 191.629649][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 191.629651][ C1] Call Trace: [ 191.629653][ C1] [ 191.629654][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 191.629662][ C1] __might_resched.cold (kernel/sched/core.c:9163) [ 191.629665][ C1] ? default_idle_call (kernel/sched/idle.c:122) [ 191.629669][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3)) [ 191.629673][ C1] ? start_secondary (arch/x86/kernel/smpboot.c:312) [ 191.629677][ C1] __mutex_lock (kernel/locking/mutex.c:623 kernel/locking/mutex.c:820) [ 191.629679][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 191.629683][ C1] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 191.629687][ C1] ? __tcf_chain_put (net/sched/cls_api.c:694) [ 191.629688][ C1] __tcf_chain_put (net/sched/cls_api.c:694) [ 191.629690][ C1] ? free_percpu.part.0 (./include/linux/spinlock.h:408 (discriminator 3) mm/percpu.c:2283 (discriminator 3)) [ 191.629694][ C1] tcf_action_rcu_free (net/sched/act_api.c:130 net/sched/act_api.c:370 net/sched/act_api.c:378) [ 191.629696][ C1] ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2)) [ 191.629699][ C1] rcu_do_batch (kernel/rcu/tree.c:2617) [ 191.629701][ C1] ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19)) [ 191.629703][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 191.629707][ C1] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 191.629709][ C1] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 191.629711][ C1] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1)) [ 191.629713][ C1] rcu_core (kernel/rcu/tree.c:2869) [ 191.629715][ C1] handle_softirqs (kernel/softirq.c:622) [ 191.629718][ C1] ? clockevents_tick_resume (kernel/time/clockevents.c:193) [ 191.629721][ C1] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 191.629722][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 191.629724][ C1] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22)) [ 191.629726][ C1] __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735) [ 191.629727][ C1] irq_exit_rcu (kernel/softirq.c:752) [ 191.629729][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37)) [ 191.629731][ C1] [ 191.629732][ C1] [ 191.629732][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 191.629734][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697) [ 191.629736][ C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62) [ 191.629738][ C1] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 44 d3 00 02 mov 0x200d344(%rip),%rdi # 0x200d34b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 c8 71 a3 00 sub 0xa371c8(%rip),%rax # 0xa371db 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 43 f4 22 00 verw 0x22f443(%rip) # 0x22f46b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 191.629740][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000246 [ 191.629743][ C1] RAX: 0000000000000001 RBX: ff11000001bb2340 RCX: 0000000000000001 [ 191.629745][ C1] RDX: 0000000000000001 RSI: ffffffff8626f640 RDI: ffffffff83ad9667 [ 191.629745][ C1] RBP: 0000000000000000 R08: ffffffff85e694f1 R09: 1fe2200005d1639a [ 191.629746][ C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc0 [ 191.629747][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 191.629748][ C1] ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124) [ 191.629750][ C1] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 191.629753][ C1] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767) [ 191.629755][ C1] default_idle_call (kernel/sched/idle.c:122) [ 191.629757][ C1] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 191.629758][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 191.629760][ C1] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 191.629761][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 191.629763][ C1] do_idle (kernel/sched/idle.c:352) [ 191.629765][ C1] cpu_startup_entry (kernel/sched/idle.c:451) [ 191.629766][ C1] start_secondary (arch/x86/kernel/smpboot.c:312) [ 191.629768][ C1] ? set_cpu_sibling_map (./arch/x86/include/asm/smp.h:148 (discriminator 4)) Finger prints: schedule_preempt_disabled:dump_stack_lvl:__mutex_lock:__tcf_chain_put:tcf_action_rcu_free handle_softirqs:dump_stack_lvl:__mutex_lock:__tcf_chain_put:tcf_action_rcu_free __mutex_lock:__tcf_chain_put:tcf_action_rcu_free:rcu_do_batch:rcu_core