====================================== | [ 9.813994][ T182] softirqs last disabled at (38508): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 9.813996][ T182] Preemption disabled at: | [ 9.813997][ T182] vprintk_emit (kernel/printk/printk.c:2471) | [ 9.814005][ T182] Tainted: [W]=WARN [ 9.814006][ T182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.814008][ T182] Call Trace: [ 9.814009][ T182] [ 9.814011][ T182] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.814017][ T182] ? vprintk_emit (kernel/printk/printk.c:2471) [ 9.814019][ T182] __might_resched.cold (kernel/sched/core.c:9234) [ 9.814023][ T182] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.814028][ T182] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.814034][ T182] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 9.814036][ T182] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.814043][ T182] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 9.814046][ T182] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.814049][ T182] put_chars (drivers/char/virtio_console.c:1176) [ 9.814052][ T182] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.814056][ T182] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 9.814062][ T182] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.814065][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.814071][ T182] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.814074][ T182] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.814080][ T182] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.814084][ T182] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.814089][ T182] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.814091][ T182] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.814095][ T182] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.814099][ T182] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.814101][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.814107][ T182] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.814110][ T182] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.814112][ T182] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.814114][ T182] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.814118][ T182] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.814120][ T182] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.814123][ T182] vprintk_emit (kernel/printk/printk.c:2479) [ 9.814126][ T182] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.814128][ T182] ? write_profile (profile.c:?) [ 9.814131][ T182] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 9.814137][ T182] dev_vprintk_emit (drivers/base/core.c:5000) [ 9.814142][ T182] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 9.814146][ T182] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 9.814153][ T182] dev_printk_emit (drivers/base/core.c:5011) [ 9.814155][ T182] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 9.814159][ T182] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 9.814165][ T182] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 9.814171][ T182] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 9.814173][ T182] ? netdev_notice (net/core/dev.c:13194) [ 9.814176][ T182] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.814179][ T182] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.814182][ T182] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 9.814186][ T182] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 9.814188][ T182] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 9.814191][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.814193][ T182] ? mark_lock_irq (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:4092 (discriminator 6) kernel/locking/lockdep.c:4174 (discriminator 6) kernel/locking/lockdep.c:4310 (discriminator 6)) [ 9.814195][ T182] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 9.814198][ T182] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 9.814201][ T182] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.814204][ T182] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 9.814209][ T182] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 9.814212][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.814216][ T182] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 9.814217][ T182] ? mark_usage (kernel/locking/lockdep.c:4690) [ 9.814219][ T182] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.814222][ T182] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 9.814225][ T182] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.814230][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.814234][ T182] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.814237][ T182] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 9.814240][ T182] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.814242][ T182] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.814243][ T182] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.814245][ T182] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.814246][ T182] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 9.814249][ T182] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 9.814253][ T182] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 9.814255][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.814257][ T182] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 9.814259][ T182] ? mark_usage (kernel/locking/lockdep.c:4690) [ 9.814262][ T182] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 9.814265][ T182] ? nla_get_range_signed (lib/nlattr.c:270) [ 9.814271][ T182] ? mark_usage (kernel/locking/lockdep.c:4690) [ 9.814274][ T182] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 9.814282][ T182] rtnl_setlink (net/core/rtnetlink.c:3596) [ 9.814286][ T182] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 9.814287][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.814318][ T182] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.814320][ T182] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.814323][ T182] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.814325][ T182] ? mark_usage (kernel/locking/lockdep.c:4690) [ 9.814327][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.814332][ T182] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.814334][ T182] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.814336][ T182] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 9.814338][ T182] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.814342][ T182] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 9.814345][ T182] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 9.814349][ T182] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.814350][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.814355][ T182] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.814357][ T182] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.814361][ T182] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 9.814365][ T182] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.814368][ T182] ? netlink_ack (./include/linux/skbuff.h:2718) [ 9.814375][ T182] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 9.814377][ T182] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 9.814382][ T182] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 9.814386][ T182] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 9.814389][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.814394][ T182] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 9.814398][ T182] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 9.814402][ T182] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 9.814406][ T182] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 9.814410][ T182] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 9.814414][ T182] ? __ia32_sys_getpeername (net/socket.c:2235) [ 9.814430][ T182] ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536) [ 9.814436][ T182] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 9.814438][ T182] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 9.814441][ T182] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 9.814443][ T182] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 9.814445][ T182] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.814447][ T182] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.814450][ T182] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.814452][ T182] RIP: 0033:0x7f435299854e [ 9.814456][ T182] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 9.814458][ T182] RSP: 002b:00007fff3185a0c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 9.814461][ T182] RAX: ffffffffffffffda RBX: 000055dc4d365b70 RCX: 00007f435299854e [ 9.814462][ T182] RDX: 0000000000000030 RSI: 000055dc4d216a80 RDI: 0000000000000016 [ 9.814463][ T182] RBP: 00007fff3185a0d0 R08: 00007fff3185a120 R09: 0000000000000080 [ 9.814464][ T182] R10: 0000000000000000 R11: 0000000000000202 R12: 000055dc4d3b4680 [ 9.814465][ T182] R13: 00007fff3185a204 R14: 0000000000000000 R15: 0000000000000000 | [ 12.375847][ T217] softirqs last disabled at (14550): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 12.375852][ T217] Preemption disabled at: | [ 12.375853][ T217] 0x0 | [ 12.375863][ T217] Tainted: [W]=WARN [ 12.375864][ T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.375866][ T217] Call Trace: [ 12.375868][ T217] [ 12.375869][ T217] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.375876][ T217] __might_resched.cold (kernel/sched/core.c:9234) [ 12.375881][ T217] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.375885][ T217] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.375891][ T217] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 12.375893][ T217] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.375900][ T217] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 12.375902][ T217] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.375906][ T217] put_chars (drivers/char/virtio_console.c:1176) [ 12.375909][ T217] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.375912][ T217] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.375916][ T217] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.375919][ T217] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.375923][ T217] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.375926][ T217] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.375928][ T217] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.375930][ T217] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.375934][ T217] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.375936][ T217] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.375940][ T217] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.375945][ T217] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.375949][ T217] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.375954][ T217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.375956][ T217] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.375960][ T217] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.375965][ T217] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.375967][ T217] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.375972][ T217] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.375975][ T217] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.375977][ T217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.375979][ T217] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.375982][ T217] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.375984][ T217] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.375987][ T217] vprintk_emit (kernel/printk/printk.c:2479) [ 12.375990][ T217] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.375993][ T217] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.375997][ T217] _printk (kernel/printk/printk.c:2504) [ 12.376000][ T217] ? snapshot_read.cold (user.c:?) [ 12.376003][ T217] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 12.376006][ T217] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.376010][ T217] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 12.376013][ T217] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 12.376017][ T217] ? exit_notify (kernel/exit.c:780) [ 12.376022][ T217] do_group_exit (kernel/exit.c:1151) [ 12.376025][ T217] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1)) [ 12.376028][ T217] get_signal (kernel/signal.c:3039) [ 12.376032][ T217] ? ____sys_recvmsg (net/socket.c:1151 (discriminator 3)) [ 12.376037][ T217] ? new_sync_read (./include/linux/ioprio.h:41) [ 12.376041][ T217] ? ptrace_signal (./include/linux/signal.h:87) [ 12.376044][ T217] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.376048][ T217] arch_do_signal_or_restart (arch/x86/kernel/signal.c:337) [ 12.376052][ T217] ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100) [ 12.376055][ T217] ? get_sigframe_size (arch/x86/kernel/signal.c:233) [ 12.376061][ T217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.376063][ T217] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 12.376067][ T217] exit_to_user_mode_loop (kernel/entry/common.c:66 kernel/entry/common.c:101) [ 12.376070][ T217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.376073][ T217] do_syscall_64 (./include/linux/irq-entry-common.h:207 ./include/linux/irq-entry-common.h:230 ./include/linux/entry-common.h:336 arch/x86/entry/syscall_64.c:89) [ 12.376075][ T217] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.376078][ T217] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.376081][ T217] RIP: 0033:0x7fd6f5e30312 [ 12.376083][ T217] Code: Unable to access opcode bytes at 0x7fd6f5e302e8. Code starting with the faulting instruction =========================================== [ 12.376084][ T217] RSP: 002b:00007fd6f5406c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 12.376087][ T217] RAX: 0000000000003db8 RBX: 0000000000020000 RCX: 00007fd6f5e30312 [ 12.376088][ T217] RDX: 0000000000020000 RSI: 00007fd6f55e8000 RDI: 0000000000000005 [ 12.376089][ T217] RBP: 00007fd6f5406ca0 R08: 0000000000000000 R09: 0000000000000000 [ 12.376090][ T217] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd6f55e8000 [ 12.376091][ T217] R13: 0000000000000005 R14: 0000000000020000 R15: 0000559b520eeaa0 | [ 14.412123][ T281] softirqs last disabled at (24832): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 14.412127][ T281] Preemption disabled at: | [ 14.412128][ T281] 0x0 | [ 14.412139][ T281] Tainted: [W]=WARN [ 14.412140][ T281] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.412142][ T281] Call Trace: [ 14.412143][ T281] [ 14.412145][ T281] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.412151][ T281] __might_resched.cold (kernel/sched/core.c:9234) [ 14.412156][ T281] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.412160][ T281] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 14.412166][ T281] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 14.412169][ T281] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.412175][ T281] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 14.412178][ T281] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.412182][ T281] put_chars (drivers/char/virtio_console.c:1176) [ 14.412185][ T281] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.412188][ T281] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.412191][ T281] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.412194][ T281] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.412199][ T281] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.412202][ T281] ? mark_usage (kernel/locking/lockdep.c:4690) [ 14.412204][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.412206][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.412210][ T281] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.412212][ T281] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.412216][ T281] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.412220][ T281] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.412224][ T281] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.412229][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.412231][ T281] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.412235][ T281] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.412239][ T281] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.412241][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.412247][ T281] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.412250][ T281] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.412252][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.412253][ T281] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.412257][ T281] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.412259][ T281] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.412262][ T281] vprintk_emit (kernel/printk/printk.c:2479) [ 14.412265][ T281] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.412268][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.412272][ T281] _printk (kernel/printk/printk.c:2504) [ 14.412276][ T281] ? snapshot_read.cold (user.c:?) [ 14.412278][ T281] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 14.412281][ T281] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.412285][ T281] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 14.412288][ T281] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 14.412292][ T281] ? exit_notify (kernel/exit.c:780) [ 14.412293][ T281] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.412296][ T281] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.412298][ T281] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.412305][ T281] do_group_exit (kernel/exit.c:1151) [ 14.412307][ T281] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 14.412310][ T281] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 14.412313][ T281] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:219 kernel/locking/spinlock.c:229) [ 14.412316][ T281] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1)) [ 14.412317][ T281] get_signal (kernel/signal.c:3039) [ 14.412322][ T281] ? new_sync_read (fs/read_write.c:493) [ 14.412328][ T281] ? ptrace_signal (./include/linux/signal.h:87) [ 14.412331][ T281] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.412336][ T281] arch_do_signal_or_restart (arch/x86/kernel/signal.c:337) [ 14.412340][ T281] ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100) [ 14.412343][ T281] ? get_sigframe_size (arch/x86/kernel/signal.c:233) [ 14.412349][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.412350][ T281] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.412354][ T281] exit_to_user_mode_loop (kernel/entry/common.c:66 kernel/entry/common.c:101) [ 14.412357][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.412360][ T281] do_syscall_64 (./include/linux/irq-entry-common.h:207 ./include/linux/irq-entry-common.h:230 ./include/linux/entry-common.h:336 arch/x86/entry/syscall_64.c:89) [ 14.412363][ T281] ? irq_exit_rcu (kernel/softirq.c:786) [ 14.412366][ T281] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.412368][ T281] RIP: 0033:0x7f3ea8af2312 [ 14.412371][ T281] Code: Unable to access opcode bytes at 0x7f3ea8af22e8. Code starting with the faulting instruction =========================================== [ 14.412372][ T281] RSP: 002b:00007f3ea38bfc98 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 14.412374][ T281] RAX: fffffffffffffe00 RBX: 00000000000137a8 RCX: 00007f3ea8af2312 [ 14.412376][ T281] RDX: 00000000000137a8 RSI: 00007f3ea8196858 RDI: 0000000000000018 [ 14.412377][ T281] RBP: 00007f3ea38bfcc0 R08: 0000000000000000 R09: 0000000000000000 [ 14.412377][ T281] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000020000 [ 14.412378][ T281] R13: 0000000000000018 R14: 0000000000000000 R15: 00007f3ea8196858 | [ 14.426297][ C0] | [ 14.426297][ C0] | [ 14.426297][ C0] stack backtrace: | [ 14.426306][ C0] Tainted: [W]=WARN [ 14.426307][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.426309][ C0] Call Trace: [ 14.426310][ C0] [ 14.426312][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.426316][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 14.426318][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 14.426322][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 14.426324][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 14.426325][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 14.426328][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.426330][ C0] ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 14.426332][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.426334][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.426336][ C0] console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 14.426338][ C0] ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 14.426340][ C0] vprintk_emit (kernel/printk/printk.c:2478) [ 14.426341][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.426343][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 14.426345][ C0] _printk (kernel/printk/printk.c:2504) [ 14.426347][ C0] ? snapshot_read.cold (user.c:?) [ 14.426349][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 14.426351][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.426353][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 14.426355][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 14.426357][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 14.426359][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 14.426361][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 14.426363][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.426365][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.426366][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.426368][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 14.426370][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 14.426372][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.426374][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 14.426376][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.426379][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.426382][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 14.426383][ C0] ? tasklet_action_common (kernel/softirq.c:957) [ 14.426385][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 14.426387][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.426390][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.426391][ C0] handle_softirqs (kernel/softirq.c:645) [ 14.426393][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 14.426395][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.426398][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.426399][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.426400][ C0] run_ksoftirqd (kernel/softirq.c:1108 kernel/softirq.c:1100) [ 14.426402][ C0] smpboot_thread_fn (kernel/smpboot.c:160) [ 14.426404][ C0] ? sort_range (kernel/range.c:164) [ 14.426406][ C0] kthread (kernel/kthread.c:436) [ 14.426407][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.426408][ C0] ? kthread_affine_preferred (kernel/kthread.c:857) [ 14.426410][ C0] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.426412][ C0] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 14.426414][ C0] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.426417][ C0] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: release_sock:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_trylock_spinning netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars