====================================== | [ 10.107342][ T185] softirqs last disabled at (37160): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 10.107344][ T185] Preemption disabled at: | [ 10.107345][ T185] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.107354][ T185] Tainted: [W]=WARN [ 10.107355][ T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.107357][ T185] Call Trace: [ 10.107358][ T185] [ 10.107360][ T185] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.107366][ T185] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.107367][ T185] __might_resched.cold (kernel/sched/core.c:9234) [ 10.107372][ T185] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.107376][ T185] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.107382][ T185] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 10.107384][ T185] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.107391][ T185] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.107393][ T185] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.107397][ T185] put_chars (drivers/char/virtio_console.c:1176) [ 10.107400][ T185] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.107404][ T185] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 10.107409][ T185] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.107412][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.107418][ T185] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.107421][ T185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.107427][ T185] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.107431][ T185] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.107435][ T185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.107437][ T185] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.107441][ T185] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.107446][ T185] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.107448][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.107453][ T185] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.107456][ T185] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.107458][ T185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.107460][ T185] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.107463][ T185] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.107465][ T185] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.107468][ T185] vprintk_emit (kernel/printk/printk.c:2479) [ 10.107471][ T185] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.107473][ T185] ? write_profile (profile.c:?) [ 10.107476][ T185] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 10.107482][ T185] dev_vprintk_emit (drivers/base/core.c:5000) [ 10.107487][ T185] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 10.107492][ T185] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 10.107498][ T185] dev_printk_emit (drivers/base/core.c:5011) [ 10.107500][ T185] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 10.107504][ T185] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 10.107510][ T185] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 10.107515][ T185] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 10.107518][ T185] ? netdev_notice (net/core/dev.c:13194) [ 10.107520][ T185] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.107523][ T185] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.107526][ T185] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 10.107530][ T185] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.107532][ T185] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 10.107535][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.107537][ T185] ? mark_lock_irq (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:4092 (discriminator 6) kernel/locking/lockdep.c:4174 (discriminator 6) kernel/locking/lockdep.c:4310 (discriminator 6)) [ 10.107539][ T185] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 10.107542][ T185] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 10.107544][ T185] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.107547][ T185] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 10.107552][ T185] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.107555][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.107558][ T185] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.107560][ T185] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.107562][ T185] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.107564][ T185] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.107567][ T185] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.107572][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.107576][ T185] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.107578][ T185] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 10.107581][ T185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.107583][ T185] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.107585][ T185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.107586][ T185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.107588][ T185] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.107590][ T185] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 10.107594][ T185] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.107596][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.107598][ T185] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 10.107600][ T185] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.107603][ T185] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.107606][ T185] ? nla_get_range_signed (lib/nlattr.c:270) [ 10.107612][ T185] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.107615][ T185] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.107622][ T185] rtnl_setlink (net/core/rtnetlink.c:3596) [ 10.107626][ T185] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.107628][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.107651][ T185] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.107653][ T185] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.107656][ T185] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.107658][ T185] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.107660][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.107665][ T185] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.107667][ T185] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.107669][ T185] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.107671][ T185] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.107675][ T185] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.107677][ T185] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.107681][ T185] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.107683][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.107687][ T185] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.107689][ T185] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.107693][ T185] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.107696][ T185] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.107699][ T185] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.107706][ T185] ? 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)) [ 10.107708][ T185] ? 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)) [ 10.107713][ T185] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.107717][ T185] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.107720][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.107722][ T185] ? reacquire_held_locks (kernel/locking/lockdep.c:5401) [ 10.107726][ T185] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.107731][ T185] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.107734][ T185] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.107738][ T185] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.107742][ T185] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 10.107746][ T185] ? __ia32_sys_getpeername (net/socket.c:2235) [ 10.107757][ T185] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.107761][ T185] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 10.107763][ T185] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.107767][ T185] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.107769][ T185] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 10.107771][ T185] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.107773][ T185] ? irq_exit_rcu (kernel/softirq.c:786) [ 10.107777][ T185] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.107780][ T185] RIP: 0033:0x7ffb27d1b54e [ 10.107783][ T185] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 10.107785][ T185] RSP: 002b:00007ffd42070070 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 10.107788][ T185] RAX: ffffffffffffffda RBX: 0000559277903ca0 RCX: 00007ffb27d1b54e [ 10.107789][ T185] RDX: 0000000000000030 RSI: 0000559277a769e0 RDI: 000000000000001a [ 10.107790][ T185] RBP: 00007ffd42070080 R08: 00007ffd420700d0 R09: 0000000000000080 [ 10.107791][ T185] R10: 0000000000000000 R11: 0000000000000202 R12: 0000559277a7f190 [ 10.107791][ T185] R13: 00007ffd420701b4 R14: 0000000000000000 R15: 0000000000000000 | [ 11.667082][ T251] softirqs last disabled at (14704): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 11.667087][ T251] Preemption disabled at: | [ 11.667088][ T251] 0x0 | [ 11.667098][ T251] Tainted: [W]=WARN [ 11.667099][ T251] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.667101][ T251] Call Trace: [ 11.667103][ T251] [ 11.667105][ T251] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.667112][ T251] __might_resched.cold (kernel/sched/core.c:9234) [ 11.667117][ T251] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.667122][ T251] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.667128][ T251] __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)) [ 11.667131][ T251] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.667138][ T251] ? 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) [ 11.667141][ T251] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.667145][ T251] put_chars (drivers/char/virtio_console.c:1176) [ 11.667154][ T251] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.667156][ T251] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 11.667161][ T251] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.667165][ T251] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.667171][ T251] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.667175][ T251] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.667177][ T251] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.667183][ T251] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.667187][ T251] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.667190][ T251] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.667195][ T251] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.667199][ T251] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.667205][ T251] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.667207][ T251] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.667212][ T251] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.667218][ T251] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.667220][ T251] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.667230][ T251] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.667233][ T251] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.667236][ T251] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.667238][ T251] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.667242][ T251] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.667244][ T251] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.667248][ T251] vprintk_emit (kernel/printk/printk.c:2479) [ 11.667251][ T251] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.667255][ T251] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.667260][ T251] _printk (kernel/printk/printk.c:2504) [ 11.667264][ T251] ? snapshot_read.cold (user.c:?) [ 11.667267][ T251] ? 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) [ 11.667271][ T251] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.667275][ T251] ? 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) [ 11.667279][ T251] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.667284][ T251] ? exit_notify (kernel/exit.c:780) [ 11.667285][ T251] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.667289][ T251] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.667293][ T251] do_group_exit (kernel/exit.c:1151) [ 11.667297][ T251] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.667299][ T251] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.667301][ T251] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.667306][ T251] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.667309][ T251] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.667312][ T251] RIP: 0033:0x7fc52ed521b8 [ 11.667314][ T251] Code: Unable to access opcode bytes at 0x7fc52ed5218e. Code starting with the faulting instruction =========================================== [ 11.667316][ T251] RSP: 002b:00007fffa2d0bb08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.667319][ T251] RAX: ffffffffffffffda RBX: 00007fc52ee82f88 RCX: 00007fc52ed521b8 [ 11.667320][ T251] RDX: 00007fc52ea9cfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.667321][ T251] RBP: 00007fffa2d0bb60 R08: 0000000000000000 R09: 0000000000000020 [ 11.667322][ T251] R10: 00007fffa2d0b920 R11: 0000000000000246 R12: 0000000000000001 [ 11.667323][ T251] R13: 0000000000000000 R14: 00007fc52ee81680 R15: 00007fc52ee82fa0 | [ 12.814559][ T225] softirqs last disabled at (59998): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 12.814564][ T225] Preemption disabled at: | [ 12.814564][ T225] 0x0 | [ 12.814575][ T225] Tainted: [W]=WARN [ 12.814576][ T225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.814578][ T225] Call Trace: [ 12.814579][ T225] [ 12.814581][ T225] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.814587][ T225] __might_resched.cold (kernel/sched/core.c:9234) [ 12.814592][ T225] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.814596][ T225] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.814602][ T225] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 12.814605][ T225] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.814611][ T225] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 12.814614][ T225] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.814618][ T225] put_chars (drivers/char/virtio_console.c:1176) [ 12.814621][ T225] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.814624][ T225] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.814628][ T225] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.814631][ T225] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.814636][ T225] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.814638][ T225] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.814640][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.814642][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.814647][ T225] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.814649][ T225] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.814653][ T225] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.814658][ T225] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.814662][ T225] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.814666][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.814669][ T225] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.814673][ T225] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.814677][ T225] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.814679][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.814685][ T225] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.814688][ T225] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.814690][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.814692][ T225] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.814696][ T225] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.814697][ T225] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.814700][ T225] vprintk_emit (kernel/printk/printk.c:2479) [ 12.814704][ T225] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.814707][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.814711][ T225] _printk (kernel/printk/printk.c:2504) [ 12.814714][ T225] ? snapshot_read.cold (user.c:?) [ 12.814717][ T225] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 12.814720][ T225] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.814724][ T225] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 12.814727][ T225] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 12.814731][ T225] ? exit_notify (kernel/exit.c:780) [ 12.814732][ T225] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.814735][ T225] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.814737][ T225] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.814741][ T225] do_group_exit (kernel/exit.c:1151) [ 12.814743][ T225] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 12.814745][ T225] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 12.814748][ T225] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:219 kernel/locking/spinlock.c:229) [ 12.814750][ T225] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1)) [ 12.814752][ T225] get_signal (kernel/signal.c:3039) [ 12.814757][ T225] ? new_sync_read (fs/read_write.c:493) [ 12.814763][ T225] ? ptrace_signal (./include/linux/signal.h:87) [ 12.814766][ T225] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.814770][ T225] arch_do_signal_or_restart (arch/x86/kernel/signal.c:337) [ 12.814774][ T225] ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100) [ 12.814778][ T225] ? get_sigframe_size (arch/x86/kernel/signal.c:233) [ 12.814783][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.814785][ T225] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 12.814789][ T225] exit_to_user_mode_loop (kernel/entry/common.c:66 kernel/entry/common.c:101) [ 12.814792][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.814795][ T225] do_syscall_64 (./include/linux/irq-entry-common.h:207 ./include/linux/irq-entry-common.h:230 ./include/linux/entry-common.h:336 arch/x86/entry/syscall_64.c:89) [ 12.814798][ T225] ? irq_exit_rcu (kernel/softirq.c:786) [ 12.814801][ T225] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.814803][ T225] RIP: 0033:0x7fde4e7b8312 [ 12.814805][ T225] Code: Unable to access opcode bytes at 0x7fde4e7b82e8. Code starting with the faulting instruction =========================================== [ 12.814806][ T225] RSP: 002b:00007fde4ad88c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 12.814809][ T225] RAX: fffffffffffffe00 RBX: 0000000000002f78 RCX: 00007fde4e7b8312 [ 12.814810][ T225] RDX: 0000000000002f78 RSI: 00007fde4decd088 RDI: 0000000000000012 [ 12.814811][ T225] RBP: 00007fde4ad88cc0 R08: 0000000000000000 R09: 0000000000000000 [ 12.814812][ T225] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000020000 [ 12.814813][ T225] R13: 0000000000000012 R14: 0000000000000000 R15: 00007fde4decd088 | [ 14.286609][ T185] softirqs last disabled at (171482): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 14.286612][ T185] Preemption disabled at: | [ 14.286613][ T185] 0x0 | [ 14.286624][ T185] Tainted: [W]=WARN [ 14.286625][ T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.286626][ T185] Call Trace: [ 14.286628][ T185] [ 14.286630][ T185] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.286637][ T185] __might_resched.cold (kernel/sched/core.c:9234) [ 14.286641][ T185] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.286645][ T185] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 14.286652][ T185] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 14.286654][ T185] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.286661][ T185] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 14.286664][ T185] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.286668][ T185] put_chars (drivers/char/virtio_console.c:1176) [ 14.286671][ T185] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.286673][ T185] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 14.286677][ T185] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.286681][ T185] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.286685][ T185] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.286689][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.286690][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.286695][ T185] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.286699][ T185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.286701][ T185] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.286705][ T185] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.286710][ T185] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.286714][ T185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.286716][ T185] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.286721][ T185] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.286725][ T185] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.286727][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.286733][ T185] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.286736][ T185] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.286738][ T185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.286740][ T185] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.286744][ T185] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.286746][ T185] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.286749][ T185] vprintk_emit (kernel/printk/printk.c:2479) [ 14.286752][ T185] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.286755][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.286759][ T185] _printk (kernel/printk/printk.c:2504) [ 14.286763][ T185] ? snapshot_read.cold (user.c:?) [ 14.286766][ T185] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 14.286769][ T185] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.286773][ T185] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 14.286776][ T185] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 14.286780][ T185] ? exit_notify (kernel/exit.c:780) [ 14.286782][ T185] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.286784][ T185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.286788][ T185] do_group_exit (kernel/exit.c:1151) [ 14.286791][ T185] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 14.286793][ T185] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 14.286796][ T185] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.286799][ T185] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.286803][ T185] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.286805][ T185] RIP: 0033:0x7ffb27d6c1b8 [ 14.286807][ T185] Code: Unable to access opcode bytes at 0x7ffb27d6c18e. Code starting with the faulting instruction =========================================== [ 14.286808][ T185] RSP: 002b:00007ffd420705c8 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7 [ 14.286811][ T185] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffb27d6c1b8 [ 14.286812][ T185] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000 [ 14.286813][ T185] RBP: 00007ffd42070750 R08: 0000559277a7eb98 R09: 0000000000000000 [ 14.286814][ T185] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000 Finger prints: release_sock:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars