====================================== | [ 9.168390][ T176] softirqs last disabled at (20884): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.168393][ T176] Preemption disabled at: | [ 9.168393][ T176] 0x0 | [ 9.168404][ T176] Tainted: [W]=WARN [ 9.168404][ T176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.168406][ T176] Call Trace: [ 9.168407][ T176] [ 9.168409][ T176] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.168414][ T176] __might_resched.cold (kernel/sched/core.c:9234) [ 9.168418][ T176] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.168421][ T176] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.168426][ T176] __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)) [ 9.168429][ T176] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.168435][ T176] ? 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) [ 9.168437][ T176] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.168441][ T176] put_chars (drivers/char/virtio_console.c:1176) [ 9.168443][ T176] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.168450][ T176] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.168457][ T176] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.168459][ T176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.168464][ T176] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.168467][ T176] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.168468][ T176] ? 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)) [ 9.168471][ T176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.168474][ T176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.168478][ T176] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.168482][ T176] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.168483][ T176] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.168488][ T176] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.168490][ T176] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.168491][ T176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.168493][ T176] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.168497][ T176] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.168499][ T176] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.168501][ T176] vprintk_emit (kernel/printk/printk.c:2479) [ 9.168505][ T176] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.168508][ T176] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.168511][ T176] _printk (kernel/printk/printk.c:2504) [ 9.168515][ T176] ? snapshot_read.cold (user.c:?) [ 9.168517][ T176] ? 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) [ 9.168520][ T176] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.168524][ T176] ? 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) [ 9.168527][ T176] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.168531][ T176] ? exit_notify (kernel/exit.c:780) [ 9.168532][ T176] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.168535][ T176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.168538][ T176] do_group_exit (kernel/exit.c:1151) [ 9.168541][ T176] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.168543][ T176] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.168546][ T176] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.168549][ T176] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.168552][ T176] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.168554][ T176] RIP: 0033:0x7f4952a7e1b8 [ 9.168556][ T176] Code: Unable to access opcode bytes at 0x7f4952a7e18e. Code starting with the faulting instruction =========================================== [ 9.168557][ T176] RSP: 002b:00007ffd314b7638 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.168559][ T176] RAX: ffffffffffffffda RBX: 00007f4952baef88 RCX: 00007f4952a7e1b8 [ 9.168561][ T176] RDX: 00007f49527c8fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.168561][ T176] RBP: 00007ffd314b7690 R08: 0000000000000000 R09: 0000000000000050 [ 9.168562][ T176] R10: 00007ffd314b7450 R11: 0000000000000246 R12: 0000000000000001 [ 9.168563][ T176] R13: 0000000000000000 R14: 00007f4952bad680 R15: 00007f4952baefa0 | [ 16.002051][ T573] softirqs last disabled at (37471): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 16.002054][ T573] Preemption disabled at: | [ 16.002054][ T573] 0x0 | [ 16.002065][ T573] Tainted: [W]=WARN [ 16.002065][ T573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.002067][ T573] Call Trace: [ 16.002069][ T573] [ 16.002070][ T573] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.002075][ T573] __might_resched.cold (kernel/sched/core.c:9234) [ 16.002080][ T573] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.002083][ T573] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 16.002088][ T573] __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)) [ 16.002090][ T573] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.002096][ T573] ? 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) [ 16.002099][ T573] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.002102][ T573] put_chars (drivers/char/virtio_console.c:1176) [ 16.002109][ T573] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.002116][ T573] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.002122][ T573] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.002125][ T573] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.002135][ T573] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.002138][ T573] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.002139][ T573] ? 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)) [ 16.002142][ T573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.002145][ T573] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.002149][ T573] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.002153][ T573] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.002154][ T573] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.002159][ T573] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.002161][ T573] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.002163][ T573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.002164][ T573] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.002168][ T573] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.002170][ T573] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.002173][ T573] vprintk_emit (kernel/printk/printk.c:2479) [ 16.002176][ T573] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.002179][ T573] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.002182][ T573] _printk (kernel/printk/printk.c:2504) [ 16.002186][ T573] ? snapshot_read.cold (user.c:?) [ 16.002188][ T573] ? 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) [ 16.002191][ T573] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.002195][ T573] ? 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) [ 16.002198][ T573] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 16.002201][ T573] ? exit_notify (kernel/exit.c:780) [ 16.002203][ T573] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.002206][ T573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.002209][ T573] do_group_exit (kernel/exit.c:1151) [ 16.002212][ T573] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 16.002214][ T573] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 16.002216][ T573] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.002220][ T573] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 16.002223][ T573] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.002225][ T573] RIP: 0033:0x7fd08e6bd1b8 [ 16.002227][ T573] Code: Unable to access opcode bytes at 0x7fd08e6bd18e. Code starting with the faulting instruction =========================================== [ 16.002228][ T573] RSP: 002b:00007ffd21cf7df8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 16.002230][ T573] RAX: ffffffffffffffda RBX: 00007fd08e7edf88 RCX: 00007fd08e6bd1b8 [ 16.002231][ T573] RDX: 00007fd08e5f4748 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 16.002232][ T573] RBP: 00007ffd21cf7e50 R08: 0000000000000000 R09: 0000000000000020 [ 16.002233][ T573] R10: 00007ffd21cf7c70 R11: 0000000000000246 R12: 0000000000000001 [ 16.002234][ T573] R13: 0000000000000000 R14: 00007fd08e7ec680 R15: 00007fd08e7edfa0 | [ 22.853283][ T1094] softirqs last disabled at (40469): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 22.853285][ T1094] Preemption disabled at: | [ 22.853286][ T1094] 0x0 | [ 22.853296][ T1094] Tainted: [W]=WARN [ 22.853297][ T1094] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.853298][ T1094] Call Trace: [ 22.853300][ T1094] [ 22.853301][ T1094] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 22.853307][ T1094] __might_resched.cold (kernel/sched/core.c:9234) [ 22.853311][ T1094] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 22.853314][ T1094] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 22.853319][ T1094] __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)) [ 22.853321][ T1094] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.853328][ T1094] ? 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) [ 22.853331][ T1094] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.853334][ T1094] put_chars (drivers/char/virtio_console.c:1176) [ 22.853337][ T1094] ? __send_to_port (drivers/char/virtio_console.c:654) [ 22.853343][ T1094] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 22.853350][ T1094] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 22.853352][ T1094] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.853357][ T1094] console_emit_next_record (kernel/printk/printk.c:3183) [ 22.853360][ T1094] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 22.853361][ T1094] ? 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)) [ 22.853364][ T1094] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.853367][ T1094] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.853371][ T1094] console_flush_one_record (kernel/printk/printk.c:3268) [ 22.853375][ T1094] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 22.853376][ T1094] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.853381][ T1094] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 22.853383][ T1094] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 22.853385][ T1094] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.853387][ T1094] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 22.853390][ T1094] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 22.853392][ T1094] ? vprintk_emit (kernel/printk/printk.c:2478) [ 22.853395][ T1094] vprintk_emit (kernel/printk/printk.c:2479) [ 22.853398][ T1094] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 22.853401][ T1094] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.853405][ T1094] _printk (kernel/printk/printk.c:2504) [ 22.853408][ T1094] ? snapshot_read.cold (user.c:?) [ 22.853411][ T1094] ? 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) [ 22.853414][ T1094] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.853418][ T1094] ? 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) [ 22.853420][ T1094] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 22.853424][ T1094] ? exit_notify (kernel/exit.c:780) [ 22.853426][ T1094] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.853428][ T1094] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.853432][ T1094] do_group_exit (kernel/exit.c:1151) [ 22.853435][ T1094] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 22.853437][ T1094] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 22.853439][ T1094] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 22.853443][ T1094] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 22.853446][ T1094] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.853448][ T1094] RIP: 0033:0x7f21e39931b8 [ 22.853451][ T1094] Code: Unable to access opcode bytes at 0x7f21e399318e. Code starting with the faulting instruction =========================================== [ 22.853451][ T1094] RSP: 002b:00007fff6e310ba8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 22.853454][ T1094] RAX: ffffffffffffffda RBX: 00007f21e3ac3f88 RCX: 00007f21e39931b8 [ 22.853455][ T1094] RDX: 00007f21e36ddfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 22.853456][ T1094] RBP: 00007fff6e310c00 R08: 0000000000000000 R09: 0000000000000000 [ 22.853457][ T1094] R10: 00007fff6e3109c0 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