====================================== | [ 18.693884][ T244] softirqs last disabled at (7181): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 18.693887][ T244] Preemption disabled at: | [ 18.693888][ T244] 0x0 | [ 18.693898][ T244] Tainted: [W]=WARN [ 18.693899][ T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.693901][ T244] Call Trace: [ 18.693903][ T244] [ 18.693904][ T244] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 18.693910][ T244] __might_resched.cold (kernel/sched/core.c:9234) [ 18.693915][ T244] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 18.693919][ T244] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 18.693924][ T244] __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)) [ 18.693926][ T244] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.693932][ T244] ? 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) [ 18.693934][ T244] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.693937][ T244] put_chars (drivers/char/virtio_console.c:1176) [ 18.693940][ T244] ? __send_to_port (drivers/char/virtio_console.c:654) [ 18.693942][ T244] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 18.693945][ T244] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 18.693948][ T244] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 18.693952][ T244] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 18.693955][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.693956][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.693961][ T244] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 18.693964][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.693967][ T244] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.693970][ T244] console_emit_next_record (kernel/printk/printk.c:3183) [ 18.693974][ T244] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 18.693978][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.693981][ T244] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.693984][ T244] console_flush_one_record (kernel/printk/printk.c:3268) [ 18.693988][ T244] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 18.693990][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.693995][ T244] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 18.693998][ T244] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 18.693999][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.694002][ T244] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 18.694005][ T244] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 18.694006][ T244] ? vprintk_emit (kernel/printk/printk.c:2478) [ 18.694010][ T244] vprintk_emit (kernel/printk/printk.c:2479) [ 18.694013][ T244] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 18.694017][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.694020][ T244] _printk (kernel/printk/printk.c:2504) [ 18.694024][ T244] ? snapshot_read.cold (user.c:?) [ 18.694027][ T244] ? 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) [ 18.694029][ T244] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.694033][ T244] ? 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) [ 18.694035][ T244] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 18.694039][ T244] ? exit_notify (kernel/exit.c:780) [ 18.694041][ T244] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.694044][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.694048][ T244] do_group_exit (kernel/exit.c:1151) [ 18.694052][ T244] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 18.694054][ T244] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 18.694056][ T244] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 18.694059][ T244] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 18.694063][ T244] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.694065][ T244] RIP: 0033:0x7efed44b11b8 [ 18.694067][ T244] Code: Unable to access opcode bytes at 0x7efed44b118e. Code starting with the faulting instruction =========================================== [ 18.694069][ T244] RSP: 002b:00007ffc1dec96a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 18.694071][ T244] RAX: ffffffffffffffda RBX: 00007efed45e1f88 RCX: 00007efed44b11b8 [ 18.694072][ T244] RDX: 00007efed43eea48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 18.694073][ T244] RBP: 00007ffc1dec9700 R08: 0000000000000000 R09: 0000000000000000 [ 18.694074][ T244] R10: 00007ffc1dec9540 R11: 0000000000000246 R12: 0000000000000002 [ 18.694075][ T244] R13: 0000000000000000 R14: 00007efed45e0680 R15: 00007efed45e1fa0 | [ 23.125868][ T273] softirqs last disabled at (27411): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 23.125870][ T273] Preemption disabled at: | [ 23.125871][ T273] 0x0 | [ 23.125881][ T273] Tainted: [W]=WARN [ 23.125882][ T273] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.125884][ T273] Call Trace: [ 23.125886][ T273] [ 23.125888][ T273] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 23.125894][ T273] __might_resched.cold (kernel/sched/core.c:9234) [ 23.125899][ T273] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 23.125903][ T273] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 23.125908][ T273] __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)) [ 23.125910][ T273] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.125916][ T273] ? 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) [ 23.125918][ T273] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.125922][ T273] put_chars (drivers/char/virtio_console.c:1176) [ 23.125925][ T273] ? __send_to_port (drivers/char/virtio_console.c:654) [ 23.125926][ T273] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 23.125929][ T273] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 23.125933][ T273] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 23.125937][ T273] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 23.125940][ T273] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.125941][ T273] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.125945][ T273] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 23.125949][ T273] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.125952][ T273] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.125956][ T273] console_emit_next_record (kernel/printk/printk.c:3183) [ 23.125959][ T273] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 23.125964][ T273] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.125966][ T273] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.125970][ T273] console_flush_one_record (kernel/printk/printk.c:3268) [ 23.125974][ T273] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 23.125976][ T273] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.125981][ T273] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 23.125983][ T273] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 23.125985][ T273] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.125987][ T273] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 23.125991][ T273] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 23.125992][ T273] ? vprintk_emit (kernel/printk/printk.c:2478) [ 23.125996][ T273] vprintk_emit (kernel/printk/printk.c:2479) [ 23.125999][ T273] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 23.126003][ T273] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.126007][ T273] _printk (kernel/printk/printk.c:2504) [ 23.126010][ T273] ? snapshot_read.cold (user.c:?) [ 23.126013][ T273] ? 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) [ 23.126016][ T273] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.126019][ T273] ? 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) [ 23.126022][ T273] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 23.126026][ T273] ? exit_notify (kernel/exit.c:780) [ 23.126028][ T273] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.126030][ T273] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.126035][ T273] do_group_exit (kernel/exit.c:1151) [ 23.126039][ T273] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 23.126041][ T273] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 23.126043][ T273] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 23.126047][ T273] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 23.126050][ T273] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 23.126052][ T273] RIP: 0033:0x7ff712e261b8 [ 23.126055][ T273] Code: Unable to access opcode bytes at 0x7ff712e2618e. Code starting with the faulting instruction =========================================== [ 23.126056][ T273] RSP: 002b:00007ffdceb2ac98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 23.126058][ T273] RAX: ffffffffffffffda RBX: 00007ff712f56f88 RCX: 00007ff712e261b8 [ 23.126060][ T273] RDX: 00007ff712b70fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 23.126061][ T273] RBP: 00007ffdceb2acf0 R08: 0000000000000000 R09: 0000000000000050 [ 23.126061][ T273] R10: 00007ffdceb2aab0 R11: 0000000000000246 R12: 0000000000000001 [ 23.126062][ T273] R13: 0000000000000000 R14: 00007ff712f55680 R15: 00007ff712f56fa0 | [ 32.924609][ T318] softirqs last disabled at (23190): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 32.924611][ T318] Preemption disabled at: | [ 32.924612][ T318] 0x0 | [ 32.924623][ T318] Tainted: [W]=WARN [ 32.924623][ T318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.924625][ T318] Call Trace: [ 32.924627][ T318] [ 32.924628][ T318] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.924634][ T318] __might_resched.cold (kernel/sched/core.c:9234) [ 32.924639][ T318] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.924643][ T318] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 32.924648][ T318] __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)) [ 32.924650][ T318] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.924655][ T318] ? 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) [ 32.924658][ T318] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.924661][ T318] put_chars (drivers/char/virtio_console.c:1176) [ 32.924664][ T318] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.924665][ T318] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 32.924669][ T318] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.924672][ T318] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 32.924676][ T318] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.924679][ T318] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.924680][ T318] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.924684][ T318] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.924687][ T318] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.924690][ T318] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.924694][ T318] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.924698][ T318] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.924702][ T318] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.924704][ T318] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.924708][ T318] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.924712][ T318] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.924714][ T318] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.924719][ T318] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.924721][ T318] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.924723][ T318] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.924725][ T318] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.924729][ T318] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.924730][ T318] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.924733][ T318] vprintk_emit (kernel/printk/printk.c:2479) [ 32.924737][ T318] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.924740][ T318] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.924744][ T318] _printk (kernel/printk/printk.c:2504) [ 32.924747][ T318] ? snapshot_read.cold (user.c:?) [ 32.924750][ T318] ? 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) [ 32.924753][ T318] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.924756][ T318] ? 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) [ 32.924759][ T318] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 32.924762][ T318] ? exit_notify (kernel/exit.c:780) [ 32.924764][ T318] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.924767][ T318] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.924771][ T318] do_group_exit (kernel/exit.c:1151) [ 32.924774][ T318] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 32.924777][ T318] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 32.924779][ T318] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.924782][ T318] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.924785][ T318] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.924787][ T318] RIP: 0033:0x7efe2459a1b8 [ 32.924790][ T318] Code: Unable to access opcode bytes at 0x7efe2459a18e. Code starting with the faulting instruction =========================================== [ 32.924791][ T318] RSP: 002b:00007ffe3b348a18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 32.924793][ T318] RAX: ffffffffffffffda RBX: 00007efe246caf88 RCX: 00007efe2459a1b8 [ 32.924795][ T318] RDX: 00007efe242e4fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 32.924796][ T318] RBP: 00007ffe3b348a70 R08: 0000000000000000 R09: 0000000000000050 [ 32.924797][ T318] R10: 00007ffe3b348830 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print