INFO: task syz-executor.3:17916 blocked for more than 143 seconds.
      Not tainted 5.3.0-rc6+ #147
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.3  D27600 17916   9999 0x00004004
Call Trace:
 context_switch kernel/sched/core.c:3254 [inline]
 __schedule+0x755/0x1580 kernel/sched/core.c:3880
 schedule+0xd9/0x260 kernel/sched/core.c:3947
 schedule_timeout+0x717/0xc50 kernel/time/timer.c:1783
 do_wait_for_common kernel/sched/completion.c:83 [inline]
 __wait_for_common kernel/sched/completion.c:104 [inline]
 wait_for_common kernel/sched/completion.c:115 [inline]
 wait_for_completion+0x29c/0x440 kernel/sched/completion.c:136
 crypto_wait_req include/linux/crypto.h:685 [inline]
 _aead_recvmsg crypto/algif_aead.c:309 [inline]
 aead_recvmsg+0x11e3/0x16a0 crypto/algif_aead.c:330
 sock_recvmsg_nosec net/socket.c:871 [inline]
 sock_recvmsg net/socket.c:889 [inline]
 sock_recvmsg+0xce/0x110 net/socket.c:885
 ___sys_recvmsg+0x271/0x5a0 net/socket.c:2480
 do_recvmmsg+0x27e/0x7a0 net/socket.c:2601
 __sys_recvmmsg+0x259/0x270 net/socket.c:2680
 __do_sys_recvmmsg net/socket.c:2703 [inline]
 __se_sys_recvmmsg net/socket.c:2696 [inline]
 __x64_sys_recvmmsg+0xe6/0x140 net/socket.c:2696
 do_syscall_64+0xfd/0x6a0 arch/x86/entry/common.c:296
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459879
Code: 30 48 c7 44 24 38 00 00 00 00 48 c7 44 24 40 00 00 00 00 48 c7 44 24 48 00 00 00 00 e8 b0 67 ff ff 48 8b 44 24 50 48 8b 4c 24 <58> 48 89 01 48 8b 6c 24 60 48 83 c4 68 c3 e8 14 06 fd ff 0f 0b e8
RSP: 002b:00007f4eaefbac78 EFLAGS: 00000246 ORIG_RAX: 000000000000012b
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000459879
RDX: 0000000000000001 RSI: 0000000020007e00 RDI: 0000000000000004
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4eaefbb6d4
R13: 00000000004c6dd5 R14: 00000000004dc220 R15: 00000000ffffffff
INFO: lockdep is turned off.
NMI backtrace for cpu 1
CPU: 1 PID: 1058 Comm: khungtaskd Not tainted 5.3.0-rc6+ #147
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
 nmi_cpu_backtrace.cold+0x70/0xb2 lib/nmi_backtrace.c:101
 nmi_trigger_cpumask_backtrace+0x23b/0x28b lib/nmi_backtrace.c:62
 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38
 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:205 [inline]
 watchdog+0x9d0/0xef0 kernel/hung_task.c:289
 kthread+0x361/0x430 kernel/kthread.c:255
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.3.0-rc6+ #147
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:strlen+0x65/0xa0 lib/string.c:525
Code: 00 00 00 00 fc ff df 4c 89 e0 48 83 c0 01 48 89 c2 48 89 c1 48 c1 ea 03 83 e1 07 0f b6 14 1a 38 ca 7f 04 84 d2 75 23 80 38 00 <75> de 48 83 c4 08 4c 29 e0 5b 41 5c 5d c3 48 83 c4 08 31 c0 5b 41
RSP: 0018:ffff8880ae809d50 EFLAGS: 00000046
RAX: ffffffff878d976b RBX: dffffc0000000000 RCX: 0000000000000003
RDX: 0000000000000004 RSI: ffffffff88dbb248 RDI: ffffffff878d9760
RBP: ffff8880ae809d68 R08: 0000000000000002 R09: 0000000000000001
R10: ffffffff8157e720 R11: ffffffff89a57cff R12: ffffffff878d9760
R13: 0000000000000000 R14: ffffffff88dbb248 R15: ffff8880ae809e38
FS:  0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffff600400 CR3: 000000008c272000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 trace_event_get_offsets_lock_acquire include/trace/events/lock.h:13 [inline]
 perf_trace_lock_acquire+0xb9/0x530 include/trace/events/lock.h:13
 trace_lock_acquire include/trace/events/lock.h:13 [inline]
 lock_acquire+0x2de/0x410 kernel/locking/lockdep.c:4411
 seqcount_lockdep_reader_access include/linux/seqlock.h:81 [inline]
 read_seqcount_begin include/linux/seqlock.h:164 [inline]
 ktime_get+0xd2/0x2f0 kernel/time/timekeeping.c:757
 tick_nohz_irq_enter kernel/time/tick-sched.c:1250 [inline]
 tick_irq_enter+0xb5/0x3f0 kernel/time/tick-sched.c:1271
 irq_enter+0xbd/0xe0 kernel/softirq.c:354
 scheduler_ipi+0x28e/0x640 kernel/sched/core.c:2218
 smp_reschedule_interrupt+0x78/0x4c0 arch/x86/kernel/smp.c:276
 reschedule_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:854
 </IRQ>
RIP: 0010:native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:61
Code: 48 c2 6e fa eb 8a 90 90 90 90 90 90 e9 07 00 00 00 0f 00 2d 04 6d 4a 00 f4 c3 66 90 e9 07 00 00 00 0f 00 2d f4 6c 4a 00 fb f4 <c3> 90 55 48 89 e5 41 57 41 56 41 55 41 54 53 e8 6e 83 22 fa e8 29
RSP: 0018:ffffffff88c07ce8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff02
RAX: 1ffffffff11a5e8d RBX: ffffffff88c7a1c0 RCX: 1ffffffff134b5de
RDX: dffffc0000000000 RSI: ffffffff8177f03e RDI: ffffffff873db36c
RBP: ffffffff88c07d18 R08: ffffffff88c7a1c0 R09: fffffbfff118f439
R10: fffffbfff118f438 R11: ffffffff88c7a1c7 R12: dffffc0000000000
R13: ffffffff89a57cf8 R14: 0000000000000000 R15: 0000000000000000
 arch_cpu_idle+0xa/0x10 arch/x86/kernel/process.c:571
 default_idle_call+0x84/0xb0 kernel/sched/idle.c:94
 cpuidle_idle_call kernel/sched/idle.c:154 [inline]
 do_idle+0x413/0x760 kernel/sched/idle.c:263
 cpu_startup_entry+0x1b/0x20 kernel/sched/idle.c:354
 rest_init+0x245/0x37b init/main.c:451
 arch_call_rest_init+0xe/0x1b
 start_kernel+0x912/0x951 init/main.c:785
 x86_64_start_reservations+0x29/0x2b arch/x86/kernel/head64.c:472
 x86_64_start_kernel+0x77/0x7b arch/x86/kernel/head64.c:453
 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:241