rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-...D } 2649 jiffies s: 96529 root: 0x1/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 10416 Comm: syz-executor.2 Not tainted 6.8.0-rc2-syzkaller-00211-gb09b58e31b0f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
RIP: 0010:mark_lock+0x1/0x350 kernel/locking/lockdep.c:4639
Code: 00 e9 04 ff ff ff e8 be c9 f4 09 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 <41> 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f7 48 89 3c 24 49 bd
RSP: 0018:ffffc90000007a20 EFLAGS: 00000046
RAX: 0000000000000001 RBX: 00000000000ec902 RCX: 00000000000c49b3
RDX: 0000000000000000 RSI: ffff88802f98c690 RDI: ffff88802f98bb80
RBP: ffff88802f98c690 R08: ffffffff92c89557 R09: 1ffffffff25912aa
R10: dffffc0000000000 R11: fffffbfff25912ab R12: 0000000000000001
R13: ffff88802f98bb80 R14: 1ffff11005f318d6 R15: ffff88802f98c6b0
FS:  00007f36acbff6c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f36acbfeff8 CR3: 0000000041c40000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 mark_usage kernel/locking/lockdep.c:4564 [inline]
 __lock_acquire+0xb8d/0x1fd0 kernel/locking/lockdep.c:5091
 lock_acquire+0x1e3/0x530 kernel/locking/lockdep.c:5754
 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline]
 _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154
 spin_lock include/linux/spinlock.h:351 [inline]
 advance_sched+0xab/0xca0 net/sched/sch_taprio.c:935
 __run_hrtimer kernel/time/hrtimer.c:1688 [inline]
 __hrtimer_run_queues+0x594/0xd00 kernel/time/hrtimer.c:1752
 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1814
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline]
 __sysvec_apic_timer_interrupt+0x107/0x3a0 arch/x86/kernel/apic/apic.c:1082
 sysvec_apic_timer_interrupt+0x92/0xb0 arch/x86/kernel/apic/apic.c:1076
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:console_flush_all+0x9cc/0xec0 kernel/printk/printk.c:2973
Code: 48 21 c3 0f 85 fa 01 00 00 e8 90 67 1e 00 48 8b 5c 24 38 4d 85 f6 75 07 e8 81 67 1e 00 eb 06 e8 7a 67 1e 00 fb 48 8b 44 24 58 <42> 0f b6 04 28 84 c0 0f 85 4a 02 00 00 0f b6 1b 31 ff 89 de e8 5b
RSP: 0018:ffffc90014d472c0 EFLAGS: 00000287
RAX: 1ffff920029a8ea4 RBX: ffffc90014d47520 RCX: 0000000000040000
RDX: ffffc9000b991000 RSI: 0000000000004513 RDI: 0000000000004514
RBP: ffffc90014d47470 R08: ffffffff8174ff8d R09: 1ffffffff2591284
R10: dffffc0000000000 R11: fffffbfff2591285 R12: ffffffff8e8e9640
R13: dffffc0000000000 R14: 0000000000000200 R15: ffffffff8e8e9698
 console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3036
 vprintk_emit+0x508/0x720 kernel/printk/printk.c:2303
 _printk+0xd5/0x120 kernel/printk/printk.c:2328
 fail_dump lib/fault-inject.c:45 [inline]
 should_fail_ex+0x38f/0x4e0 lib/fault-inject.c:153
 copy_from_user_iter lib/iov_iter.c:50 [inline]
 iterate_ubuf include/linux/iov_iter.h:29 [inline]
 iterate_and_advance2 include/linux/iov_iter.h:245 [inline]
 iterate_and_advance include/linux/iov_iter.h:271 [inline]
 __copy_from_iter lib/iov_iter.c:268 [inline]
 _copy_from_iter+0x222/0x1d40 lib/iov_iter.c:279
 copy_from_iter include/linux/uio.h:205 [inline]
 copy_from_iter_full include/linux/uio.h:212 [inline]
 memcpy_from_msg include/linux/skbuff.h:4028 [inline]
 netlink_sendmsg+0x804/0xd70 net/netlink/af_netlink.c:1893
 sock_sendmsg_nosec net/socket.c:730 [inline]
 __sock_sendmsg+0x221/0x270 net/socket.c:745
 ____sys_sendmsg+0x525/0x7d0 net/socket.c:2584
 ___sys_sendmsg net/socket.c:2638 [inline]
 __sys_sendmsg+0x2b0/0x3a0 net/socket.c:2667
 do_syscall_64+0xf9/0x240
 entry_SYSCALL_64_after_hwframe+0x6f/0x77
RIP: 0033:0x7f36ad87dda9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f36acbff0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f36ad9abf80 RCX: 00007f36ad87dda9
RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000004
RBP: 00007f36acbff120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 000000000000000b R14: 00007f36ad9abf80 R15: 00007ffc3a666038
 </TASK>
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-...!: (1 GPs behind) idle=c7ac/1/0x4000000000000000 softirq=225390/225393 fqs=769
rcu: 	(detected by 1, t=10504 jiffies, g=346809, q=38670 ncpus=2)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 10416 Comm: syz-executor.2 Not tainted 6.8.0-rc2-syzkaller-00211-gb09b58e31b0f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
RIP: 0010:debug_object_activate+0x135/0x510
Code: 00 74 05 e8 5d 19 4e fd 48 8b 44 24 18 48 89 84 24 80 00 00 00 45 31 e4 80 3d ea 1c de 0a 00 0f 85 b6 02 00 00 e8 eb 03 00 00 <4c> 89 7c 24 10 49 c1 ef 0c 48 b9 eb 83 b5 80 46 86 c8 61 49 0f af
RSP: 0018:ffffc90000007c00 EFLAGS: 00000046
RAX: 9b850523a2ee6f00 RBX: ffffc90000007c70 RCX: ffffc90000007903
RDX: 0000000000000003 RSI: ffffffff8baac6e0 RDI: ffffffff8bfe67e0
RBP: ffffc90000007d18 R08: ffffffff8f8553af R09: 1ffffffff1f0aa75
R10: dffffc0000000000 R11: fffffbfff1f0aa76 R12: 0000000000000000
R13: 1ffff92000000f88 R14: dffffc0000000000 R15: ffff888049767340
FS:  00007f36acbff6c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f36acbfeff8 CR3: 0000000041c40000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 debug_hrtimer_activate kernel/time/hrtimer.c:422 [inline]
 debug_activate kernel/time/hrtimer.c:477 [inline]
 enqueue_hrtimer+0x30/0x320 kernel/time/hrtimer.c:1087
 __run_hrtimer kernel/time/hrtimer.c:1705 [inline]
 __hrtimer_run_queues+0x6b4/0xd00 kernel/time/hrtimer.c:1752
 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1814
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline]
 __sysvec_apic_timer_interrupt+0x107/0x3a0 arch/x86/kernel/apic/apic.c:1082
 sysvec_apic_timer_interrupt+0x92/0xb0 arch/x86/kernel/apic/apic.c:1076
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:console_flush_all+0x9cc/0xec0 kernel/printk/printk.c:2973
Code: 48 21 c3 0f 85 fa 01 00 00 e8 90 67 1e 00 48 8b 5c 24 38 4d 85 f6 75 07 e8 81 67 1e 00 eb 06 e8 7a 67 1e 00 fb 48 8b 44 24 58 <42> 0f b6 04 28 84 c0 0f 85 4a 02 00 00 0f b6 1b 31 ff 89 de e8 5b
RSP: 0018:ffffc90014d472c0 EFLAGS: 00000287
RAX: 1ffff920029a8ea4 RBX: ffffc90014d47520 RCX: 0000000000040000
RDX: ffffc9000b991000 RSI: 0000000000004513 RDI: 0000000000004514
RBP: ffffc90014d47470 R08: ffffffff8174ff8d R09: 1ffffffff2591284
R10: dffffc0000000000 R11: fffffbfff2591285 R12: ffffffff8e8e9640
R13: dffffc0000000000 R14: 0000000000000200 R15: ffffffff8e8e9698
 console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3036
 vprintk_emit+0x508/0x720 kernel/printk/printk.c:2303
 _printk+0xd5/0x120 kernel/printk/printk.c:2328
 fail_dump lib/fault-inject.c:45 [inline]
 should_fail_ex+0x38f/0x4e0 lib/fault-inject.c:153
 copy_from_user_iter lib/iov_iter.c:50 [inline]
 iterate_ubuf include/linux/iov_iter.h:29 [inline]
 iterate_and_advance2 include/linux/iov_iter.h:245 [inline]
 iterate_and_advance include/linux/iov_iter.h:271 [inline]
 __copy_from_iter lib/iov_iter.c:268 [inline]
 _copy_from_iter+0x222/0x1d40 lib/iov_iter.c:279
 copy_from_iter include/linux/uio.h:205 [inline]
 copy_from_iter_full include/linux/uio.h:212 [inline]
 memcpy_from_msg include/linux/skbuff.h:4028 [inline]
 netlink_sendmsg+0x804/0xd70 net/netlink/af_netlink.c:1893
 sock_sendmsg_nosec net/socket.c:730 [inline]
 __sock_sendmsg+0x221/0x270 net/socket.c:745
 ____sys_sendmsg+0x525/0x7d0 net/socket.c:2584
 ___sys_sendmsg net/socket.c:2638 [inline]
 __sys_sendmsg+0x2b0/0x3a0 net/socket.c:2667
 do_syscall_64+0xf9/0x240
 entry_SYSCALL_64_after_hwframe+0x6f/0x77
RIP: 0033:0x7f36ad87dda9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f36acbff0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f36ad9abf80 RCX: 00007f36ad87dda9
RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000004
RBP: 00007f36acbff120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 000000000000000b R14: 00007f36ad9abf80 R15: 00007ffc3a666038
 </TASK>
rcu: rcu_preempt kthread starved for 6660 jiffies! g346809 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:R  running task     stack:24656 pid:17    tgid:17    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5400 [inline]
 __schedule+0x17d1/0x49f0 kernel/sched/core.c:6727
 __schedule_loop kernel/sched/core.c:6802 [inline]
 schedule+0x149/0x260 kernel/sched/core.c:6817
 schedule_timeout+0x1bd/0x310 kernel/time/timer.c:2183
 rcu_gp_fqs_loop+0x2df/0x1330 kernel/rcu/tree.c:1663
 rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:1862
 kthread+0x2ef/0x390 kernel/kthread.c:388
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1b/0x30 arch/x86/entry/entry_64.S:242
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
CPU: 1 PID: 4657 Comm: kworker/1:1 Not tainted 6.8.0-rc2-syzkaller-00211-gb09b58e31b0f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
Workqueue: events drain_vmap_area_work
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:26 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:173 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x10/0x70 kernel/kcov.c:207
Code: de 5b e9 f3 c9 56 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 04 24 65 48 8b 0d c0 57 70 7e <65> 8b 15 c1 57 70 7e f7 c2 00 01 ff 00 74 11 f7 c2 00 01 00 00 74
RSP: 0018:ffffc90014ae7838 EFLAGS: 00000202
RAX: ffffffff81879708 RBX: 1ffff11017288891 RCX: ffff88804cd71dc0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffffc90014ae7a40 R08: ffffffff818796d7 R09: 1ffffffff2591284
R10: dffffc0000000000 R11: fffffbfff2591285 R12: dffffc0000000000
R13: ffff8880b9444488 R14: ffff8880b953da80 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2381179198 CR3: 000000002fa36000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 </IRQ>
 <TASK>
 csd_lock_wait kernel/smp.c:311 [inline]
 smp_call_function_many_cond+0x1868/0x2960 kernel/smp.c:855
 on_each_cpu_cond_mask+0x3f/0x80 kernel/smp.c:1023
 __purge_vmap_area_lazy+0x28e/0x1a10 mm/vmalloc.c:1749
 drain_vmap_area_work+0x40/0xd0 mm/vmalloc.c:1804
 process_one_work kernel/workqueue.c:2633 [inline]
 process_scheduled_works+0x913/0x1420 kernel/workqueue.c:2706
 worker_thread+0xa5f/0x1000 kernel/workqueue.c:2787
 kthread+0x2ef/0x390 kernel/kthread.c:388
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1b/0x30 arch/x86/entry/entry_64.S:242
 </TASK>
watchdog: BUG: soft lockup - CPU#1 stuck for 205s! [kworker/1:1:4657]
Modules linked in:
irq event stamp: 541830
hardirqs last  enabled at (541829): [<ffffffff8b665db3>] irqentry_exit+0x63/0x90 kernel/entry/common.c:351
hardirqs last disabled at (541830): [<ffffffff8b663a2e>] sysvec_apic_timer_interrupt+0xe/0xb0 arch/x86/kernel/apic/apic.c:1076
softirqs last  enabled at (541824): [<ffffffff815925c1>] invoke_softirq kernel/softirq.c:427 [inline]
softirqs last  enabled at (541824): [<ffffffff815925c1>] __irq_exit_rcu+0xf1/0x1c0 kernel/softirq.c:632
softirqs last disabled at (541753): [<ffffffff815925c1>] invoke_softirq kernel/softirq.c:427 [inline]
softirqs last disabled at (541753): [<ffffffff815925c1>] __irq_exit_rcu+0xf1/0x1c0 kernel/softirq.c:632
CPU: 1 PID: 4657 Comm: kworker/1:1 Not tainted 6.8.0-rc2-syzkaller-00211-gb09b58e31b0f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
Workqueue: events drain_vmap_area_work
RIP: 0010:csd_lock_wait kernel/smp.c:311 [inline]
RIP: 0010:smp_call_function_many_cond+0x1850/0x2960 kernel/smp.c:855
Code: 45 8b 65 00 44 89 e6 83 e6 01 31 ff e8 99 d4 0b 00 41 83 e4 01 49 bc 00 00 00 00 00 fc ff df 75 07 e8 44 d0 0b 00 eb 38 f3 90 <42> 0f b6 04 23 84 c0 75 11 41 f7 45 00 01 00 00 00 74 1e e8 28 d0
RSP: 0018:ffffc90014ae7840 EFLAGS: 00000293
RAX: ffffffff81879708 RBX: 1ffff11017288891 RCX: ffff88804cd71dc0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffffc90014ae7a40 R08: ffffffff818796d7 R09: 1ffffffff2591284
R10: dffffc0000000000 R11: fffffbfff2591285 R12: dffffc0000000000
R13: ffff8880b9444488 R14: ffff8880b953da80 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2381179198 CR3: 000000002fa36000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 </IRQ>
 <TASK>
 on_each_cpu_cond_mask+0x3f/0x80 kernel/smp.c:1023
 __purge_vmap_area_lazy+0x28e/0x1a10 mm/vmalloc.c:1749
 drain_vmap_area_work+0x40/0xd0 mm/vmalloc.c:1804
 process_one_work kernel/workqueue.c:2633 [inline]
 process_scheduled_works+0x913/0x1420 kernel/workqueue.c:2706
 worker_thread+0xa5f/0x1000 kernel/workqueue.c:2787
 kthread+0x2ef/0x390 kernel/kthread.c:388
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1b/0x30 arch/x86/entry/entry_64.S:242
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 10416 Comm: syz-executor.2 Not tainted 6.8.0-rc2-syzkaller-00211-gb09b58e31b0f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
RIP: 0010:queued_spin_lock include/asm-generic/qspinlock.h:109 [inline]
RIP: 0010:do_raw_spin_lock+0x121/0x370 kernel/locking/spinlock_debug.c:116
Code: 24 30 4c 8d 74 24 60 48 89 5c 24 18 8b 03 65 8b 0d 30 4c 91 7e 39 c8 0f 84 21 01 00 00 4d 89 f5 49 c1 ed 03 41 0f b6 44 15 00 <84> c0 48 89 d3 0f 85 a2 01 00 00 c7 44 24 60 00 00 00 00 4c 89 e7
RSP: 0018:ffffc90000007ba0 EFLAGS: 00000802
RAX: 0000000000000004 RBX: ffff8880497672f0 RCX: 0000000000000000
RDX: dffffc0000000000 RSI: 1ffff92000000f7c RDI: ffff8880497672e8
RBP: ffffc90000007c80 R08: ffffffff92c89557 R09: 1ffffffff25912aa
R10: dffffc0000000000 R11: fffffbfff25912ab R12: ffff8880497672e8
R13: 1ffff92000000f80 R14: ffffc90000007c00 R15: 1ffff110092ece5e
FS:  00007f36acbff6c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f36acbfeff8 CR3: 0000000041c40000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 spin_lock include/linux/spinlock.h:351 [inline]
 advance_sched+0xab/0xca0 net/sched/sch_taprio.c:935
 __run_hrtimer kernel/time/hrtimer.c:1688 [inline]
 __hrtimer_run_queues+0x594/0xd00 kernel/time/hrtimer.c:1752
 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1814
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline]
 __sysvec_apic_timer_interrupt+0x107/0x3a0 arch/x86/kernel/apic/apic.c:1082
 sysvec_apic_timer_interrupt+0x92/0xb0 arch/x86/kernel/apic/apic.c:1076
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:console_flush_all+0x9cc/0xec0 kernel/printk/printk.c:2973
Code: 48 21 c3 0f 85 fa 01 00 00 e8 90 67 1e 00 48 8b 5c 24 38 4d 85 f6 75 07 e8 81 67 1e 00 eb 06 e8 7a 67 1e 00 fb 48 8b 44 24 58 <42> 0f b6 04 28 84 c0 0f 85 4a 02 00 00 0f b6 1b 31 ff 89 de e8 5b
RSP: 0018:ffffc90014d472c0 EFLAGS: 00000287
RAX: 1ffff920029a8ea4 RBX: ffffc90014d47520 RCX: 0000000000040000
RDX: ffffc9000b991000 RSI: 0000000000004513 RDI: 0000000000004514
RBP: ffffc90014d47470 R08: ffffffff8174ff8d R09: 1ffffffff2591284
R10: dffffc0000000000 R11: fffffbfff2591285 R12: ffffffff8e8e9640
R13: dffffc0000000000 R14: 0000000000000200 R15: ffffffff8e8e9698
 console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3036
 vprintk_emit+0x508/0x720 kernel/printk/printk.c:2303
 _printk+0xd5/0x120 kernel/printk/printk.c:2328
 fail_dump lib/fault-inject.c:45 [inline]
 should_fail_ex+0x38f/0x4e0 lib/fault-inject.c:153
 copy_from_user_iter lib/iov_iter.c:50 [inline]
 iterate_ubuf include/linux/iov_iter.h:29 [inline]
 iterate_and_advance2 include/linux/iov_iter.h:245 [inline]
 iterate_and_advance include/linux/iov_iter.h:271 [inline]
 __copy_from_iter lib/iov_iter.c:268 [inline]
 _copy_from_iter+0x222/0x1d40 lib/iov_iter.c:279
 copy_from_iter include/linux/uio.h:205 [inline]
 copy_from_iter_full include/linux/uio.h:212 [inline]
 memcpy_from_msg include/linux/skbuff.h:4028 [inline]
 netlink_sendmsg+0x804/0xd70 net/netlink/af_netlink.c:1893
 sock_sendmsg_nosec net/socket.c:730 [inline]
 __sock_sendmsg+0x221/0x270 net/socket.c:745
 ____sys_sendmsg+0x525/0x7d0 net/socket.c:2584
 ___sys_sendmsg net/socket.c:2638 [inline]
 __sys_sendmsg+0x2b0/0x3a0 net/socket.c:2667
 do_syscall_64+0xf9/0x240
 entry_SYSCALL_64_after_hwframe+0x6f/0x77
RIP: 0033:0x7f36ad87dda9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f36acbff0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f36ad9abf80 RCX: 00007f36ad87dda9
RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000004
RBP: 00007f36acbff120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 000000000000000b R14: 00007f36ad9abf80 R15: 00007ffc3a666038
 </TASK>