====================================== | [ 9.851421][ T203] softirqs last disabled at (32903): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.851423][ T203] Preemption disabled at: | [ 9.851424][ T203] 0x0 | [ 9.851434][ T203] Tainted: [W]=WARN [ 9.851435][ T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.851436][ T203] Call Trace: [ 9.851438][ T203] [ 9.851440][ T203] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.851446][ T203] __might_resched.cold (kernel/sched/core.c:9234) [ 9.851450][ T203] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.851454][ T203] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.851459][ T203] __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)) [ 9.851461][ T203] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.851467][ T203] ? 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) [ 9.851470][ T203] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.851473][ T203] put_chars (drivers/char/virtio_console.c:1176) [ 9.851476][ T203] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.851477][ T203] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.851482][ T203] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.851487][ T203] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.851500][ T203] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.851502][ T203] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.851508][ T203] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.851511][ T203] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.851515][ T203] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.851517][ T203] ? 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)) [ 9.851520][ T203] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.851522][ T203] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.851526][ T203] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.851530][ T203] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.851532][ T203] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.851537][ T203] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.851539][ T203] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.851541][ T203] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.851543][ T203] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.851547][ T203] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.851549][ T203] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.851552][ T203] vprintk_emit (kernel/printk/printk.c:2479) [ 9.851555][ T203] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.851559][ T203] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.851562][ T203] _printk (kernel/printk/printk.c:2504) [ 9.851566][ T203] ? snapshot_read.cold (user.c:?) [ 9.851568][ T203] ? 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) [ 9.851571][ T203] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.851574][ T203] ? 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) [ 9.851577][ T203] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.851581][ T203] ? exit_notify (kernel/exit.c:780) [ 9.851582][ T203] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.851585][ T203] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.851589][ T203] do_group_exit (kernel/exit.c:1151) [ 9.851591][ T203] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.851593][ T203] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.851596][ T203] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.851599][ T203] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.851602][ T203] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.851604][ T203] RIP: 0033:0x7f4bb322b1b8 [ 9.851607][ T203] Code: Unable to access opcode bytes at 0x7f4bb322b18e. Code starting with the faulting instruction =========================================== [ 9.851608][ T203] RSP: 002b:00007ffca26474b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.851610][ T203] RAX: ffffffffffffffda RBX: 00007f4bb335bf88 RCX: 00007f4bb322b1b8 [ 9.851611][ T203] RDX: 00007f4bb2f75fc8 RSI: fffffffffffffeb8 RDI: 00000000ffffffff [ 9.851612][ T203] RBP: 00007ffca2647510 R08: 0000000000000000 R09: 0000000000000000 [ 9.851613][ T203] R10: 00007ffca26472d0 R11: 0000000000000246 R12: 0000000000000001 [ 9.851614][ T203] R13: 00000000ffffffff R14: 00007f4bb335a680 R15: 00007f4bb335bfa0 | [ 15.960671][ T346] softirqs last disabled at (24666): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 15.960674][ T346] Preemption disabled at: | [ 15.960674][ T346] 0x0 | [ 15.960684][ T346] Tainted: [W]=WARN [ 15.960685][ T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.960687][ T346] Call Trace: [ 15.960689][ T346] [ 15.960690][ T346] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.960696][ T346] __might_resched.cold (kernel/sched/core.c:9234) [ 15.960701][ T346] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.960705][ T346] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.960710][ T346] __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)) [ 15.960712][ T346] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.960718][ T346] ? 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) [ 15.960721][ T346] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.960724][ T346] put_chars (drivers/char/virtio_console.c:1176) [ 15.960727][ T346] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.960728][ T346] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.960733][ T346] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.960738][ T346] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.960745][ T346] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.960747][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.960750][ T346] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.960754][ T346] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.960757][ T346] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.960759][ T346] ? 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)) [ 15.960762][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.960764][ T346] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.960768][ T346] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.960772][ T346] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.960774][ T346] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.960779][ T346] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.960782][ T346] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.960783][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.960786][ T346] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.960789][ T346] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.960791][ T346] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.960794][ T346] vprintk_emit (kernel/printk/printk.c:2479) [ 15.960798][ T346] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.960801][ T346] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.960805][ T346] _printk (kernel/printk/printk.c:2504) [ 15.960808][ T346] ? snapshot_read.cold (user.c:?) [ 15.960811][ T346] ? 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) [ 15.960813][ T346] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.960817][ T346] ? 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) [ 15.960820][ T346] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 15.960824][ T346] ? exit_notify (kernel/exit.c:780) [ 15.960825][ T346] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.960828][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.960832][ T346] do_group_exit (kernel/exit.c:1151) [ 15.960834][ T346] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 15.960836][ T346] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 15.960839][ T346] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.960843][ T346] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.960845][ T346] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.960847][ T346] RIP: 0033:0x7f3acb6891b8 [ 15.960850][ T346] Code: Unable to access opcode bytes at 0x7f3acb68918e. Code starting with the faulting instruction =========================================== [ 15.960851][ T346] RSP: 002b:00007fffa67f3a48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 15.960853][ T346] RAX: ffffffffffffffda RBX: 00007f3acb7b9f88 RCX: 00007f3acb6891b8 [ 15.960854][ T346] RDX: 00007f3acb3d3fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 15.960855][ T346] RBP: 00007fffa67f3aa0 R08: 0000000000000000 R09: 0000000000000050 [ 15.960856][ T346] R10: 00007fffa67f3860 R11: 0000000000000246 R12: 0000000000000001 [ 15.960857][ T346] R13: 0000000000000000 R14: 00007f3acb7b8680 R15: 00007f3acb7b9fa0 | [ 28.296170][ T682] softirqs last disabled at (5156057): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 28.296172][ T682] Preemption disabled at: | [ 28.296173][ T682] 0x0 | [ 28.296182][ T682] Tainted: [W]=WARN [ 28.296183][ T682] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.296185][ T682] Call Trace: [ 28.296187][ T682] [ 28.296188][ T682] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 28.296194][ T682] __might_resched.cold (kernel/sched/core.c:9234) [ 28.296199][ T682] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 28.296203][ T682] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 28.296208][ T682] __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)) [ 28.296210][ T682] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.296216][ T682] ? 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) [ 28.296219][ T682] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.296222][ T682] put_chars (drivers/char/virtio_console.c:1176) [ 28.296224][ T682] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 28.296226][ T682] ? __send_to_port (drivers/char/virtio_console.c:654) [ 28.296229][ T682] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 28.296233][ T682] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 28.296236][ T682] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 28.296239][ T682] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 28.296242][ T682] ? mark_usage (kernel/locking/lockdep.c:4690) [ 28.296244][ T682] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.296246][ T682] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.296249][ T682] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 28.296252][ T682] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 28.296255][ T682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.296257][ T682] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.296261][ T682] console_emit_next_record (kernel/printk/printk.c:3183) [ 28.296264][ T682] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 28.296266][ T682] ? 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)) [ 28.296269][ T682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.296272][ T682] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.296275][ T682] console_flush_one_record (kernel/printk/printk.c:3268) [ 28.296279][ T682] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 28.296281][ T682] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.296286][ T682] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 28.296289][ T682] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 28.296291][ T682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.296293][ T682] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 28.296296][ T682] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 28.296298][ T682] ? vprintk_emit (kernel/printk/printk.c:2478) [ 28.296301][ T682] vprintk_emit (kernel/printk/printk.c:2479) [ 28.296305][ T682] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 28.296308][ T682] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.296311][ T682] _printk (kernel/printk/printk.c:2504) [ 28.296315][ T682] ? snapshot_read.cold (user.c:?) [ 28.296318][ T682] ? 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) [ 28.296320][ T682] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.296324][ T682] ? 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) [ 28.296326][ T682] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 28.296330][ T682] ? exit_notify (kernel/exit.c:780) [ 28.296335][ T682] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 28.296337][ T682] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 28.296340][ T682] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 28.296343][ T682] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 28.296346][ T682] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 28.296348][ T682] RIP: 0033:0x7fd9c52d2c49 [ 28.296350][ T682] Code: Unable to access opcode bytes at 0x7fd9c52d2c1f. Code starting with the faulting instruction =========================================== [ 28.296352][ T682] RSP: 002b:00007fd9c4a91e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 28.296354][ T682] RAX: ffffffffffffffda RBX: 00007fd9c4a926c0 RCX: 00007fd9c52d2c49 [ 28.296355][ T682] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 28.296356][ T682] RBP: 00007fd9c4a91f70 R08: 0000000000000001 R09: 00007fd9c4a926c0 [ 28.296357][ T682] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fd9c4292000 [ 28.296358][ T682] R13: 00007ffef29684d0 R14: 0000000000000002 R15: 00007ffef29685d7 | [ 30.011184][ T776] softirqs last disabled at (28614): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 30.011187][ T776] Preemption disabled at: | [ 30.011188][ T776] 0x0 | [ 30.011198][ T776] Tainted: [W]=WARN [ 30.011199][ T776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.011200][ T776] Call Trace: [ 30.011202][ T776] [ 30.011203][ T776] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.011210][ T776] __might_resched.cold (kernel/sched/core.c:9234) [ 30.011214][ T776] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.011218][ T776] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 30.011223][ T776] __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)) [ 30.011225][ T776] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.011231][ T776] ? 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) [ 30.011234][ T776] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.011237][ T776] put_chars (drivers/char/virtio_console.c:1176) [ 30.011240][ T776] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.011241][ T776] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 30.011246][ T776] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 30.011249][ T776] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.011252][ T776] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.011254][ T776] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.011256][ T776] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.011260][ T776] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.011261][ T776] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.011265][ T776] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.011269][ T776] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.011273][ T776] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.011274][ T776] ? 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)) [ 30.011277][ T776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.011281][ T776] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.011285][ T776] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.011289][ T776] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.011291][ T776] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.011296][ T776] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.011299][ T776] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.011301][ T776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.011303][ T776] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.011306][ T776] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.011308][ T776] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.011311][ T776] vprintk_emit (kernel/printk/printk.c:2479) [ 30.011315][ T776] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.011317][ T776] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 30.011320][ T776] ? __kernel_text_address (kernel/extable.c:79) [ 30.011321][ T776] ? write_profile (profile.c:?) [ 30.011323][ T776] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.011328][ T776] _printk (kernel/printk/printk.c:2504) [ 30.011331][ T776] ? snapshot_read.cold (user.c:?) [ 30.011335][ T776] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.011337][ T776] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 30.011340][ T776] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 30.011343][ T776] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 30.011345][ T776] ? netdev_notice (net/core/dev.c:13194) [ 30.011347][ T776] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.011350][ T776] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.011352][ T776] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.011358][ T776] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 30.011363][ T776] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 30.011367][ T776] ? ovpn_peer_get_by_id (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/peer.c:680 (discriminator 2)) ovpn [ 30.011372][ T776] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 30.011376][ T776] ? 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) [ 30.011378][ T776] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 30.011384][ T776] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 30.011388][ T776] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 30.011394][ T776] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 30.011397][ T776] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 30.011401][ T776] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 30.011403][ T776] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 30.011414][ T776] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/netlink.c:67 (discriminator 2)) ovpn [ 30.011418][ T776] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 30.011424][ T776] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 30.011427][ T776] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 30.011429][ T776] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.011435][ T776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.011437][ T776] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 30.011440][ T776] ? write_profile (profile.c:?) [ 30.011442][ T776] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.011445][ T776] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 30.011449][ T776] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 30.011451][ T776] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.011453][ T776] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 30.011456][ T776] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 30.011458][ T776] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 30.011461][ T776] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.011467][ T776] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 30.011470][ T776] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 30.011472][ T776] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 30.011475][ T776] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.011482][ T776] ? 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)) [ 30.011484][ T776] ? 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)) [ 30.011488][ T776] genl_rcv (net/netlink/genetlink.c:1218) [ 30.011490][ T776] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.011494][ T776] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.011497][ T776] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.011501][ T776] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 30.011508][ T776] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.011512][ T776] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 30.011517][ T776] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 30.011521][ T776] ? copy_msghdr_from_user (net/socket.c:2650) [ 30.011523][ T776] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 30.011525][ T776] ? move_addr_to_kernel (net/socket.c:258) [ 30.011532][ T776] ___sys_sendmsg (net/socket.c:2767) [ 30.011535][ T776] ? copy_msghdr_from_user (net/socket.c:2619) [ 30.011537][ T776] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 30.011552][ T776] __sys_sendmsg (net/socket.c:2799) [ 30.011555][ T776] ? __sys_sendmsg_sock (net/socket.c:2780) [ 30.011560][ T776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.011567][ T776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.011571][ T776] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.011574][ T776] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.011577][ T776] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.011579][ T776] RIP: 0033:0x7f7612bbe54e [ 30.011581][ T776] 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 [ 30.011583][ T776] RSP: 002b:00007ffed7cd1ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.011585][ T776] RAX: ffffffffffffffda RBX: 000000000fd13130 RCX: 00007f7612bbe54e [ 30.011587][ T776] RDX: 0000000000000000 RSI: 00007ffed7cd2090 RDI: 0000000000000005 [ 30.011588][ T776] RBP: 00007ffed7cd2000 R08: 0000000000000000 R09: 0000000000000000 [ 30.011588][ T776] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000fd13200 [ 30.011589][ T776] R13: 00007ffed7cd2090 R14: 000000000fd14260 R15: 000000000040bda8 | [ 33.018732][ T828] softirqs last disabled at (26552): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 33.018735][ T828] Preemption disabled at: | [ 33.018736][ T828] 0x0 | [ 33.018746][ T828] Tainted: [W]=WARN [ 33.018746][ T828] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.018748][ T828] Call Trace: [ 33.018750][ T828] [ 33.018751][ T828] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.018757][ T828] __might_resched.cold (kernel/sched/core.c:9234) [ 33.018762][ T828] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.018766][ T828] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 33.018771][ T828] __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)) [ 33.018773][ T828] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.018779][ T828] ? 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) [ 33.018781][ T828] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.018784][ T828] put_chars (drivers/char/virtio_console.c:1176) [ 33.018787][ T828] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.018790][ T828] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 33.018795][ T828] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 33.018797][ T828] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 33.018801][ T828] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.018804][ T828] ? mark_usage (kernel/locking/lockdep.c:4690) [ 33.018806][ T828] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.018807][ T828] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.018811][ T828] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.018813][ T828] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 33.018817][ T828] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.018820][ T828] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.018824][ T828] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.018826][ T828] ? 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)) [ 33.018829][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.018831][ T828] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.018835][ T828] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.018839][ T828] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.018841][ T828] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.018846][ T828] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.018849][ T828] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.018850][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.018853][ T828] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 33.018856][ T828] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.018858][ T828] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.018861][ T828] vprintk_emit (kernel/printk/printk.c:2479) [ 33.018865][ T828] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.018867][ T828] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 33.018870][ T828] ? __kernel_text_address (kernel/extable.c:79) [ 33.018871][ T828] ? write_profile (profile.c:?) [ 33.018874][ T828] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 33.018879][ T828] _printk (kernel/printk/printk.c:2504) [ 33.018882][ T828] ? snapshot_read.cold (user.c:?) [ 33.018886][ T828] ? mark_usage (kernel/locking/lockdep.c:4690) [ 33.018887][ T828] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 33.018891][ T828] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 33.018894][ T828] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 33.018896][ T828] ? netdev_notice (net/core/dev.c:13194) [ 33.018898][ T828] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 33.018900][ T828] ? mark_usage (kernel/locking/lockdep.c:4690) [ 33.018903][ T828] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.018908][ T828] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 33.018913][ T828] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 33.018917][ T828] ? ovpn_peer_get_by_id (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/peer.c:680 (discriminator 2)) ovpn [ 33.018922][ T828] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 33.018926][ T828] ? 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) [ 33.018928][ T828] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 33.018935][ T828] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 33.018939][ T828] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 33.018945][ T828] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 33.018948][ T828] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 33.018952][ T828] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 33.018954][ T828] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 33.018965][ T828] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/netlink.c:67 (discriminator 2)) ovpn [ 33.018969][ T828] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 33.018974][ T828] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 33.018978][ T828] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 33.018980][ T828] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 33.018985][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.018988][ T828] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 33.018991][ T828] ? write_profile (profile.c:?) [ 33.018992][ T828] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 33.018995][ T828] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 33.018999][ T828] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 33.019002][ T828] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 33.019003][ T828] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 33.019006][ T828] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 33.019008][ T828] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 33.019012][ T828] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.019017][ T828] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 33.019020][ T828] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 33.019022][ T828] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 33.019025][ T828] ? netlink_ack (./include/linux/skbuff.h:2718) [ 33.019032][ T828] ? 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)) [ 33.019034][ T828] ? 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)) [ 33.019038][ T828] genl_rcv (net/netlink/genetlink.c:1218) [ 33.019040][ T828] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 33.019044][ T828] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 33.019047][ T828] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.019051][ T828] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 33.019055][ T828] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 33.019059][ T828] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 33.019064][ T828] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 33.019068][ T828] ? copy_msghdr_from_user (net/socket.c:2650) [ 33.019070][ T828] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 33.019072][ T828] ? move_addr_to_kernel (net/socket.c:258) [ 33.019079][ T828] ___sys_sendmsg (net/socket.c:2767) [ 33.019082][ T828] ? copy_msghdr_from_user (net/socket.c:2619) [ 33.019084][ T828] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 33.019098][ T828] __sys_sendmsg (net/socket.c:2799) [ 33.019102][ T828] ? __sys_sendmsg_sock (net/socket.c:2780) [ 33.019107][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.019109][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.019113][ T828] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 33.019116][ T828] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 33.019119][ T828] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.019121][ T828] RIP: 0033:0x7fd66cf0154e [ 33.019123][ T828] 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 [ 33.019125][ T828] RSP: 002b:00007ffc48b5b8f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 33.019128][ T828] RAX: ffffffffffffffda RBX: 000000003331d130 RCX: 00007fd66cf0154e [ 33.019129][ T828] RDX: 0000000000000000 RSI: 00007ffc48b5b990 RDI: 0000000000000005 [ 33.019130][ T828] RBP: 00007ffc48b5b900 R08: 0000000000000000 R09: 0000000000000000 [ 33.019131][ T828] R10: 0000000000000000 R11: 0000000000000202 R12: 000000003331d200 [ 33.019132][ T828] R13: 00007ffc48b5b990 R14: 000000003331e260 R15: 000000000040bda8 | [ 38.124853][ T10] softirqs last disabled at (27882): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 38.124857][ T10] Preemption disabled at: | [ 38.124858][ T10] 0x0 | [ 38.124868][ T10] Tainted: [W]=WARN [ 38.124869][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.124872][ T10] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 38.124876][ T10] Call Trace: [ 38.124878][ T10] [ 38.124880][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 38.124886][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 38.124891][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 38.124895][ T10] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 38.124900][ T10] __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)) [ 38.124903][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.124909][ T10] ? 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) [ 38.124912][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.124916][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 38.124919][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 38.124924][ T10] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 38.124928][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 38.124931][ T10] ? mark_usage (kernel/locking/lockdep.c:4690) [ 38.124933][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.124935][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.124939][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 38.124941][ T10] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 38.124945][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.124949][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.124953][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 38.124957][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 38.124959][ T10] ? 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)) [ 38.124962][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.124965][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.124969][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 38.124973][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 38.124975][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.124981][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 38.124984][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 38.124985][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.124988][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 38.124992][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 38.124993][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 38.124997][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 38.125001][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 38.125005][ T10] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 38.125006][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.125011][ T10] _printk (kernel/printk/printk.c:2504) [ 38.125014][ T10] ? snapshot_read.cold (user.c:?) [ 38.125017][ T10] ? __add_to_free_list (mm/page_alloc.c:447 mm/page_alloc.c:801) [ 38.125020][ T10] ? __mod_zone_page_state (mm/vmstat.c:371) [ 38.125023][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 38.125027][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 38.125030][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 38.125033][ T10] ? netdev_notice (net/core/dev.c:13194) [ 38.125034][ T10] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 38.125040][ T10] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 38.125043][ T10] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 38.125047][ T10] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 38.125053][ T10] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 38.125061][ T10] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 38.125065][ T10] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 38.125068][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.125071][ T10] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 38.125075][ T10] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 38.125079][ T10] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 38.125082][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.125088][ T10] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 38.125093][ T10] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 38.125096][ T10] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 38.125099][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.125101][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.125103][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.125107][ T10] process_one_work (kernel/workqueue.c:3387) [ 38.125114][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 38.125117][ T10] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 38.125126][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 38.125130][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.125132][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 38.125136][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.125139][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.125141][ T10] kthread (kernel/kthread.c:436) [ 38.125143][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.125146][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.125149][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.125153][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 38.125157][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.125160][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.125163][ T10] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 39.212824][ T10] softirqs last disabled at (28776): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 39.212828][ T10] Preemption disabled at: | [ 39.212828][ T10] 0x0 | [ 39.212838][ T10] Tainted: [W]=WARN [ 39.212839][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.212840][ T10] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 39.212844][ T10] Call Trace: [ 39.212846][ T10] [ 39.212848][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 39.212854][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 39.212858][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 39.212863][ T10] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 39.212868][ T10] __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)) [ 39.212871][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.212877][ T10] ? 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) [ 39.212880][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.212884][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 39.212886][ T10] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 39.212888][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 39.212892][ T10] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 39.212896][ T10] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 39.212898][ T10] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 39.212902][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 39.212906][ T10] ? mark_usage (kernel/locking/lockdep.c:4690) [ 39.212908][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 39.212909][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 39.212913][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 39.212916][ T10] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 39.212919][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212922][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.212926][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 39.212930][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 39.212932][ T10] ? 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)) [ 39.212936][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212938][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.212942][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 39.212947][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 39.212948][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 39.212954][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 39.212957][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 39.212959][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212961][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 39.212965][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 39.212967][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 39.212970][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 39.212975][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 39.212978][ T10] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 39.212980][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212984][ T10] _printk (kernel/printk/printk.c:2504) [ 39.212987][ T10] ? snapshot_read.cold (user.c:?) [ 39.212991][ T10] ? __add_to_free_list (mm/page_alloc.c:447 mm/page_alloc.c:801) [ 39.212993][ T10] ? __mod_zone_page_state (mm/vmstat.c:371) [ 39.212996][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 39.213000][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 39.213003][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 39.213006][ T10] ? netdev_notice (net/core/dev.c:13194) [ 39.213007][ T10] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 39.213011][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 39.213014][ T10] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 39.213017][ T10] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 39.213021][ T10] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 39.213026][ T10] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 39.213033][ T10] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 39.213037][ T10] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 39.213040][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.213042][ T10] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 39.213047][ T10] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 39.213051][ T10] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 39.213054][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.213060][ T10] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 39.213064][ T10] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 39.213067][ T10] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 39.213070][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.213072][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.213074][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.213079][ T10] process_one_work (kernel/workqueue.c:3387) [ 39.213085][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 39.213089][ T10] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 39.213097][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 39.213101][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.213103][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 39.213107][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.213109][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.213111][ T10] kthread (kernel/kthread.c:436) [ 39.213114][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.213116][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.213119][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.213124][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 39.213127][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.213130][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.213133][ T10] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.270107][ T60] softirqs last disabled at (41782): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 44.270111][ T60] Preemption disabled at: | [ 44.270111][ T60] 0x0 | [ 44.270121][ T60] Tainted: [W]=WARN [ 44.270122][ T60] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.270124][ T60] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 44.270129][ T60] Call Trace: [ 44.270130][ T60] [ 44.270132][ T60] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 44.270138][ T60] __might_resched.cold (kernel/sched/core.c:9234) [ 44.270143][ T60] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 44.270147][ T60] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 44.270152][ T60] __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)) [ 44.270154][ T60] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.270160][ T60] ? 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) [ 44.270162][ T60] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.270166][ T60] put_chars (drivers/char/virtio_console.c:1176) [ 44.270168][ T60] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 44.270170][ T60] ? __send_to_port (drivers/char/virtio_console.c:654) [ 44.270173][ T60] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 44.270178][ T60] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 44.270180][ T60] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 44.270184][ T60] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 44.270187][ T60] ? mark_usage (kernel/locking/lockdep.c:4690) [ 44.270189][ T60] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 44.270190][ T60] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 44.270194][ T60] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 44.270196][ T60] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 44.270199][ T60] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.270202][ T60] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.270206][ T60] console_emit_next_record (kernel/printk/printk.c:3183) [ 44.270209][ T60] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 44.270211][ T60] ? 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)) [ 44.270214][ T60] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.270217][ T60] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.270220][ T60] console_flush_one_record (kernel/printk/printk.c:3268) [ 44.270224][ T60] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 44.270226][ T60] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 44.270231][ T60] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 44.270234][ T60] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 44.270236][ T60] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.270238][ T60] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 44.270242][ T60] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 44.270243][ T60] ? vprintk_emit (kernel/printk/printk.c:2478) [ 44.270247][ T60] vprintk_emit (kernel/printk/printk.c:2479) [ 44.270251][ T60] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 44.270253][ T60] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 44.270258][ T60] _printk (kernel/printk/printk.c:2504) [ 44.270261][ T60] ? snapshot_read.cold (user.c:?) [ 44.270263][ T60] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 44.270266][ T60] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 44.270268][ T60] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 44.270272][ T60] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 44.270275][ T60] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 44.270277][ T60] ? netdev_notice (net/core/dev.c:13194) [ 44.270282][ T60] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 44.270287][ T60] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 44.270292][ T60] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 44.270295][ T60] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 44.270298][ T60] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 44.270300][ T60] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 44.270305][ T60] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 44.270309][ T60] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 44.270312][ T60] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.270314][ T60] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 44.270318][ T60] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 44.270322][ T60] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 44.270325][ T60] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.270330][ T60] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 44.270334][ T60] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 44.270337][ T60] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 44.270340][ T60] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.270342][ T60] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.270344][ T60] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.270348][ T60] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 44.270349][ T60] process_one_work (kernel/workqueue.c:3387) [ 44.270355][ T60] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 44.270358][ T60] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 44.270366][ T60] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 44.270370][ T60] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.270372][ T60] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 44.270375][ T60] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.270377][ T60] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.270379][ T60] kthread (kernel/kthread.c:436) [ 44.270381][ T60] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.270384][ T60] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.270387][ T60] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.270391][ T60] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 44.270394][ T60] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.270397][ T60] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print ovpn_peer_keepalive_work:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print ovpn_peer_del:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print