====================================== | [ 9.845487][ T218] softirqs last disabled at (52920): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 9.845491][ T218] Preemption disabled at: | [ 9.845492][ T218] vprintk_emit (kernel/printk/printk.c:2471) | [ 9.845500][ T218] Tainted: [W]=WARN [ 9.845501][ T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.845503][ T218] Call Trace: [ 9.845504][ T218] [ 9.845506][ T218] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.845512][ T218] ? vprintk_emit (kernel/printk/printk.c:2471) [ 9.845514][ T218] __might_resched.cold (kernel/sched/core.c:9234) [ 9.845518][ T218] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.845522][ T218] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.845526][ T218] __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)) [ 9.845528][ T218] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.845535][ T218] ? 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) [ 9.845537][ T218] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.845541][ T218] put_chars (drivers/char/virtio_console.c:1176) [ 9.845543][ T218] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.845547][ T218] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 9.845551][ T218] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.845555][ T218] ? mark_usage (kernel/locking/lockdep.c:4690) [ 9.845557][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.845559][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.845563][ T218] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.845565][ T218] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 9.845569][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.845571][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.845575][ T218] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.845579][ T218] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.845580][ T218] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 9.845583][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.845585][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.845589][ T218] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.845593][ T218] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.845595][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.845600][ T218] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.845603][ T218] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.845605][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.845606][ T218] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 9.845610][ T218] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.845612][ T218] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.845614][ T218] vprintk_emit (kernel/printk/printk.c:2479) [ 9.845617][ T218] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.845618][ T218] ? kasan_save_stack (mm/kasan/common.c:58) [ 9.845621][ T218] ? kasan_save_track (mm/kasan/common.c:78) [ 9.845623][ T218] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 9.845624][ T218] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 9.845625][ T218] ? packet_mc_add (./include/linux/slab.h:991 (discriminator 1) net/packet/af_packet.c:3729 (discriminator 1)) [ 9.845626][ T218] ? packet_setsockopt (net/packet/af_packet.c:3840) [ 9.845628][ T218] ? do_sock_setsockopt (net/socket.c:2397) [ 9.845632][ T218] _printk (kernel/printk/printk.c:2504) [ 9.845635][ T218] ? snapshot_read.cold (user.c:?) [ 9.845640][ T218] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 9.845643][ T218] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 9.845647][ T218] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 9.845649][ T218] ? netdev_notice (net/core/dev.c:13194) [ 9.845656][ T218] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 9.845659][ T218] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 9.845662][ T218] netif_set_promiscuity (net/core/dev.c:9699) [ 9.845667][ T218] dev_set_promiscuity (net/core/dev_api.c:288) [ 9.845668][ T218] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 9.845672][ T218] packet_mc_add (net/packet/af_packet.c:3755) [ 9.845674][ T218] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 9.845677][ T218] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 9.845679][ T218] ? _copy_from_user (./include/linux/instrumented.h:146 ./include/linux/uaccess.h:184 lib/usercopy.c:18) [ 9.845683][ T218] packet_setsockopt (net/packet/af_packet.c:3840) [ 9.845687][ T218] ? packet_bind (net/packet/af_packet.c:3341) [ 9.845690][ T218] ? do_sock_getsockopt (net/socket.c:2484) [ 9.845695][ T218] ? sock_poll (net/socket.c:1514) [ 9.845698][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.845700][ T218] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 9.845705][ T218] do_sock_setsockopt (net/socket.c:2397) [ 9.845708][ T218] ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1)) [ 9.845710][ T218] ? __sys_bind (net/socket.c:1945 (discriminator 3) net/socket.c:1937 (discriminator 3) net/socket.c:1976 (discriminator 3)) [ 9.845718][ T218] ? __sys_bind_socket (net/socket.c:1945 (discriminator 3)) [ 9.845724][ T218] __sys_setsockopt (net/socket.c:2422) [ 9.845729][ T218] __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425) [ 9.845731][ T218] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 9.845733][ T218] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 9.845736][ T218] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 9.845738][ T218] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.845740][ T218] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.845742][ T218] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.845745][ T218] RIP: 0033:0x7f8d2f60a2de [ 9.845748][ T218] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 72 f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 e1 All code ======== 0: 55 push %rbp 1: 48 63 c9 movslq %ecx,%rcx 4: 48 63 ff movslq %edi,%rdi 7: 45 89 c9 mov %r9d,%r9d a: 48 89 e5 mov %rsp,%rbp d: 48 83 ec 08 sub $0x8,%rsp 11: 6a 2c push $0x2c 13: e8 94 72 f7 ff call 0xfffffffffff772ac 18: c9 leave 19: c3 ret 1a: 66 90 xchg %ax,%ax 1c: f3 0f 1e fa endbr64 20: 49 89 ca mov %rcx,%r10 23: b8 36 00 00 00 mov $0x36,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 0a ja 0x3c 32: c3 ret 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 48 rex.W 3d: 8b .byte 0x8b 3e: 15 .byte 0x15 3f: e1 .byte 0xe1 Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 0a ja 0x12 8: c3 ret 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 48 rex.W 13: 8b .byte 0x8b 14: 15 .byte 0x15 15: e1 .byte 0xe1 [ 9.845750][ T218] RSP: 002b:00007fff6701b038 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 9.845753][ T218] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f8d2f60a2de [ 9.845754][ T218] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005 [ 9.845755][ T218] RBP: 00007fff6701b170 R08: 0000000000000010 R09: 000055e5c237c530 [ 9.845756][ T218] R10: 00007fff6701b0b0 R11: 0000000000000246 R12: 0000000000000001 [ 9.845756][ T218] R13: 000055e5c237c918 R14: 000055e5c237c690 R15: 0000000000000000 | [ 10.872967][ T218] softirqs last disabled at (66990): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 10.872970][ T218] Preemption disabled at: | [ 10.872971][ T218] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.872978][ T218] Tainted: [W]=WARN [ 10.872979][ T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.872981][ T218] Call Trace: [ 10.872983][ T218] [ 10.872984][ T218] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.872990][ T218] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.872992][ T218] __might_resched.cold (kernel/sched/core.c:9234) [ 10.872996][ T218] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.873000][ T218] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.873004][ T218] __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)) [ 10.873006][ T218] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.873012][ T218] ? 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) [ 10.873015][ T218] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.873019][ T218] put_chars (drivers/char/virtio_console.c:1176) [ 10.873021][ T218] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.873022][ T218] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 10.873027][ T218] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 10.873031][ T218] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.873034][ T218] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.873036][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.873038][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.873042][ T218] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.873044][ T218] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.873048][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.873052][ T218] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.873056][ T218] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.873058][ T218] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 10.873061][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.873064][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.873068][ T218] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.873072][ T218] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.873074][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.873079][ T218] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.873082][ T218] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.873084][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.873085][ T218] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 10.873089][ T218] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.873091][ T218] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.873093][ T218] vprintk_emit (kernel/printk/printk.c:2479) [ 10.873096][ T218] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.873103][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.873106][ T218] _printk (kernel/printk/printk.c:2504) [ 10.873110][ T218] ? snapshot_read.cold (user.c:?) [ 10.873112][ T218] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.873115][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.873116][ T218] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 10.873120][ T218] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 10.873124][ T218] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 10.873127][ T218] ? netdev_notice (net/core/dev.c:13194) [ 10.873129][ T218] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 10.873131][ T218] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 10.873135][ T218] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.873137][ T218] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.873139][ T218] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 10.873142][ T218] ? packet_release (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/packet/af_packet.c:3176) [ 10.873144][ T218] ? __fput (fs/file_table.c:512) [ 10.873148][ T218] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 10.873150][ T218] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 10.873154][ T218] netif_set_promiscuity (net/core/dev.c:9699) [ 10.873158][ T218] dev_set_promiscuity (net/core/dev_api.c:288) [ 10.873161][ T218] packet_release (net/packet/af_packet.c:3807 net/packet/af_packet.c:3181) [ 10.873165][ T218] ? packet_set_ring (net/packet/af_packet.c:652) [ 10.873168][ T218] ? rwsem_down_write_slowpath (./include/linux/list.h:170) [ 10.873172][ T218] __sock_release (net/socket.c:735) [ 10.873175][ T218] sock_close (net/socket.c:1526 (discriminator 1)) [ 10.873177][ T218] __fput (fs/file_table.c:512) [ 10.873182][ T218] fput_close_sync (fs/file_table.c:617) [ 10.873184][ T218] ? alloc_file_clone (fs/file_table.c:479) [ 10.873187][ T218] ? 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) [ 10.873191][ T218] __x64_sys_close (fs/open.c:1560 fs/open.c:1545 fs/open.c:1545) [ 10.873193][ T218] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.873197][ T218] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.873200][ T218] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.873202][ T218] RIP: 0033:0x7f8d2f58154e [ 10.873206][ T218] 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 [ 10.873207][ T218] RSP: 002b:00007fff6701b1a0 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 10.873210][ T218] RAX: ffffffffffffffda RBX: 000055e5c237c690 RCX: 00007f8d2f58154e [ 10.873211][ T218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 10.873212][ T218] RBP: 00007fff6701b1b0 R08: 0000000000000000 R09: 0000000000000000 [ 10.873213][ T218] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 Finger prints: release_sock:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars