device syz_tun entered promiscuous mode
device syz_tun left promiscuous mode
device syz_tun entered promiscuous mode
device syz_tun left promiscuous mode
INFO: task syz-executor.1:7878 blocked for more than 143 seconds.
      Not tainted 5.10.60 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:27840 pid: 7878 ppid:   282 flags:0x00000004
Call Trace:
 context_switch kernel/sched/core.c:3774 [inline]
 __schedule+0x84b/0x1e90 kernel/sched/core.c:4523
 schedule+0xcb/0x270 kernel/sched/core.c:4601
 schedule_preempt_disabled+0xc/0x20 kernel/sched/core.c:4660
 __mutex_lock_common kernel/locking/mutex.c:1046 [inline]
 __mutex_lock+0x828/0x12e0 kernel/locking/mutex.c:1114
 perf_event_ctx_lock_nested+0x236/0x480 kernel/events/core.c:1356
 perf_event_ctx_lock kernel/events/core.c:1369 [inline]
 perf_event_release_kernel+0x3a6/0xc20 kernel/events/core.c:5008
 perf_release+0x33/0x40 kernel/events/core.c:5106
 __fput+0x285/0x970 fs/file_table.c:281
 task_work_run+0xe2/0x1a0 kernel/task_work.c:151
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:164 [inline]
 exit_to_user_mode_prepare+0x155/0x160 kernel/entry/common.c:191
 syscall_exit_to_user_mode+0x38/0x230 kernel/entry/common.c:266
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x4193eb
RSP: 002b:00007ffec7737a70 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00000000004193eb
RDX: 00000000005755a8 RSI: 0000000000000081 RDI: 0000000000000006
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 00000000005755a8
R13: 00007ffec7737b90 R14: 000000000056bf80 R15: 0000000000111bb9
INFO: task syz-executor.1:7897 blocked for more than 143 seconds.
      Not tainted 5.10.60 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:29440 pid: 7897 ppid:   282 flags:0x00004004
Call Trace:
 context_switch kernel/sched/core.c:3774 [inline]
 __schedule+0x84b/0x1e90 kernel/sched/core.c:4523
 schedule+0xcb/0x270 kernel/sched/core.c:4601
 schedule_preempt_disabled+0xc/0x20 kernel/sched/core.c:4660
 __mutex_lock_common kernel/locking/mutex.c:1046 [inline]
 __mutex_lock+0x828/0x12e0 kernel/locking/mutex.c:1114
 mutex_lock_double kernel/events/core.c:11593 [inline]
 __perf_event_ctx_lock_double kernel/events/core.c:11652 [inline]
 __do_sys_perf_event_open+0x1234/0x2c80 kernel/events/core.c:11922
 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x466609
RSP: 002b:00007f03c7e64188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 000000000056c0f0 RCX: 0000000000466609
RDX: 0000000000000000 RSI: 000000000000015a RDI: 0000000020000000
RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000009 R11: 0000000000000246 R12: 000000000056c0f0
R13: 00007ffec7737a0f R14: 00007f03c7e64300 R15: 0000000000022000

Showing all locks held in the system:
1 lock held by khungtaskd/22:
 #0: ffffffff84df66e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x269 kernel/locking/lockdep.c:6377
1 lock held by in:imklog/180:
1 lock held by syz-executor.1/7878:
 #0: ffff8880363dd8b0 (&ctx->mutex){+.+.}-{3:3}, at: perf_event_ctx_lock_nested+0x236/0x480 kernel/events/core.c:1356
3 locks held by syz-executor.1/7897:
 #0: ffff88804b3f2cd8 (&sig->exec_update_lock){++++}-{3:3}, at: __do_sys_perf_event_open+0xfbf/0x2c80 kernel/events/core.c:11904
 #1: ffff8880363dd8b0 (&ctx->mutex){+.+.}-{3:3}, at: mutex_lock_double kernel/events/core.c:11592 [inline]
 #1: ffff8880363dd8b0 (&ctx->mutex){+.+.}-{3:3}, at: __perf_event_ctx_lock_double kernel/events/core.c:11652 [inline]
 #1: ffff8880363dd8b0 (&ctx->mutex){+.+.}-{3:3}, at: __do_sys_perf_event_open+0x1227/0x2c80 kernel/events/core.c:11922
 #2: ffff8880363dd8b0 (&ctx->mutex/1){+.+.}-{3:3}, at: mutex_lock_double kernel/events/core.c:11593 [inline]
 #2: ffff8880363dd8b0 (&ctx->mutex/1){+.+.}-{3:3}, at: __perf_event_ctx_lock_double kernel/events/core.c:11652 [inline]
 #2: ffff8880363dd8b0 (&ctx->mutex/1){+.+.}-{3:3}, at: __do_sys_perf_event_open+0x1234/0x2c80 kernel/events/core.c:11922

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