INFO: task syz-executor.2:5970 blocked for more than 143 seconds.
      Not tainted 5.3.0-rc7+ #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.2  D28160  5970   9778 0x00000004
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
 __flush_work+0x508/0xa50 kernel/workqueue.c:3040
 __cancel_work_timer+0x3d9/0x540 kernel/workqueue.c:3127
 cancel_delayed_work_sync+0x1b/0x20 kernel/workqueue.c:3259
 tls_sw_cancel_work_tx+0x68/0x80 net/tls/tls_sw.c:2063
 tls_sk_proto_close+0x4ac/0x990 net/tls/tls_main.c:299
 inet_release+0xed/0x200 net/ipv4/af_inet.c:427
 inet6_release+0x53/0x80 net/ipv6/af_inet6.c:470
 __sock_release+0xce/0x280 net/socket.c:590
 sock_close+0x1e/0x30 net/socket.c:1268
 __fput+0x2ff/0x890 fs/file_table.c:280
 ____fput+0x16/0x20 fs/file_table.c:313
 task_work_run+0x145/0x1c0 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_usermode_loop+0x316/0x380 arch/x86/entry/common.c:163
 prepare_exit_to_usermode arch/x86/entry/common.c:194 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:274 [inline]
 do_syscall_64+0x5a9/0x6a0 arch/x86/entry/common.c:299
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x413561
Code: 94 d6 65 00 ba 02 00 00 00 bf 3a 38 44 00 ff 15 2d a1 24 00 85 c0 0f 85 e7 fd ff ff 31 c9 31 f6 41 b9 b0 20 41 00 41 b8 98 d6 <65> 00 ba 03 00 00 00 bf 44 38 44 00 ff 15 05 a1 24 00 85 c0 0f 85
RSP: 002b:00007ffd2ecf8ea0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000413561
RDX: 0000001b2ed20000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 0000000000000001 R08: 00000000c548ef32 R09: 00000000c548ef36
R10: 00007ffd2ecf8f80 R11: 0000000000000293 R12: 000000000075c9a0
R13: 000000000075c9a0 R14: 0000000000760778 R15: ffffffffffffffff
INFO: lockdep is turned off.
NMI backtrace for cpu 1
CPU: 1 PID: 1057 Comm: khungtaskd Not tainted 5.3.0-rc7+ #0
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-rc7+ #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__sanitizer_cov_trace_cmp8+0x13/0x20 kernel/kcov.c:169
Code: 00 48 89 e5 48 8b 4d 08 e8 3a ff ff ff 5d c3 0f 1f 84 00 00 00 00 00 55 48 89 f2 48 89 fe bf 06 00 00 00 48 89 e5 48 8b 4d 08 <e8> 18 ff ff ff 5d c3 66 0f 1f 44 00 00 55 40 0f b6 d6 40 0f b6 f7
RSP: 0018:ffffffff88c07b88 EFLAGS: 00000046
RAX: dffffc0000000000 RBX: ffff8880ae8276c0 RCX: ffffffff87399be1
RDX: ffff8880ae8276c0 RSI: ffff888094b7fab8 RDI: 0000000000000006
RBP: ffffffff88c07b88 R08: ffffffff88c7a1c0 R09: fffffbfff134af90
R10: fffffbfff134af8f R11: ffffffff89a57c7f R12: ffff8880ae826e40
R13: ffff888094b7fab8 R14: 0000000000000001 R15: ffff8880ae826d80
FS:  0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c423b00818 CR3: 00000000a4e23000 CR4: 00000000001426f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 timerqueue_del+0x41/0x150 lib/timerqueue.c:66
 __remove_hrtimer+0xa8/0x1c0 kernel/time/hrtimer.c:974
 remove_hrtimer kernel/time/hrtimer.c:1013 [inline]
 hrtimer_try_to_cancel kernel/time/hrtimer.c:1141 [inline]
 hrtimer_try_to_cancel+0x2a9/0x5e0 kernel/time/hrtimer.c:1123
 hrtimer_cancel+0x20/0x40 kernel/time/hrtimer.c:1161
 tick_nohz_restart kernel/time/tick-sched.c:631 [inline]
 tick_nohz_restart_sched_tick kernel/time/tick-sched.c:846 [inline]
 __tick_nohz_idle_restart_tick+0xe0/0x3c0 kernel/time/tick-sched.c:1137
 tick_nohz_idle_exit+0x24d/0x2e0 kernel/time/tick-sched.c:1178
 do_idle+0x331/0x760 kernel/sched/idle.c:276
 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