INFO: task syz-executor.3:9217 blocked for more than 143 seconds.
      Not tainted 6.1.0-rc2-syzkaller-00063-g1a2dcbdde82e #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3  state:D stack:27544 pid:9217  ppid:3639   flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5191 [inline]
 __schedule+0x8c9/0xd70 kernel/sched/core.c:6503
 schedule+0xcb/0x190 kernel/sched/core.c:6579
 coredump_task_exit+0x28f/0x360 kernel/exit.c:385
 do_exit+0x1fd/0x2070 kernel/exit.c:770
 do_group_exit+0x1fd/0x2b0 kernel/exit.c:950
 get_signal+0x16ec/0x17b0 kernel/signal.c:2858
 arch_do_signal_or_restart+0x7b/0x730 arch/x86/kernel/signal.c:869
 exit_to_user_mode_loop+0x74/0x150 kernel/entry/common.c:168
 exit_to_user_mode_prepare+0xb2/0x140 kernel/entry/common.c:203
 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline]
 syscall_exit_to_user_mode+0x26/0x60 kernel/entry/common.c:296
 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f56a128b5a9
RSP: 002b:00007ffd262f0278 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffdfc RBX: 00007f56a13ac05c RCX: 00007f56a128b5a9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f56a13ac05c
RBP: 00007f56a13abf80 R08: 0000000000000010 R09: 00000000000000d0
R10: 00007ffd262f0360 R11: 0000000000000246 R12: 0000000000174928
R13: 00007ffd262f0360 R14: 00007ffd262f0380 R15: 0000000000000032
 </TASK>
INFO: task syz-executor.3:9219 blocked for more than 144 seconds.
      Not tainted 6.1.0-rc2-syzkaller-00063-g1a2dcbdde82e #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3  state:D stack:28120 pid:9219  ppid:3639   flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5191 [inline]
 __schedule+0x8c9/0xd70 kernel/sched/core.c:6503
 schedule+0xcb/0x190 kernel/sched/core.c:6579
 schedule_timeout+0x98/0x2f0 kernel/time/timer.c:1911
 do_wait_for_common+0x3ea/0x560 kernel/sched/completion.c:85
 __wait_for_common kernel/sched/completion.c:106 [inline]
 wait_for_common kernel/sched/completion.c:117 [inline]
 wait_for_completion_state+0x48/0x70 kernel/sched/completion.c:254
 coredump_wait fs/coredump.c:405 [inline]
 do_coredump+0x5c5/0x2800 fs/coredump.c:562
 get_signal+0x1431/0x17b0 kernel/signal.c:2844
 arch_do_signal_or_restart+0x7b/0x730 arch/x86/kernel/signal.c:869
 exit_to_user_mode_loop+0x74/0x150 kernel/entry/common.c:168
 exit_to_user_mode_prepare+0xb2/0x140 kernel/entry/common.c:203
 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline]
 syscall_exit_to_user_mode+0x26/0x60 kernel/entry/common.c:296
 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f56a123d707
RSP: 002b:00007f56a1fbce50 EFLAGS: 00000293 ORIG_RAX: 0000000000000012
RAX: ffffffffffffffe5 RBX: 0000000000000008 RCX: 00007f56a123d707
RDX: 000000000000007a RSI: 0000000020000000 RDI: 0000000000000005
RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffff00000000
R10: 0000000100000001 R11: 0000000000000293 R12: 0000000000000005
R13: 00000000200005c0 R14: 0000000000000000 R15: 00007f56a12d5a20
 </TASK>
INFO: lockdep is turned off.
NMI backtrace for cpu 0
CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.1.0-rc2-syzkaller-00063-g1a2dcbdde82e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106
 nmi_cpu_backtrace+0x46f/0x4f0 lib/nmi_backtrace.c:111
 nmi_trigger_cpumask_backtrace+0x1ba/0x420 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline]
 watchdog+0xcf5/0xd40 kernel/hung_task.c:377
 kthread+0x266/0x300 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
 </TASK>
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 3813 Comm: syz-fuzzer Not tainted 6.1.0-rc2-syzkaller-00063-g1a2dcbdde82e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
RIP: 0033:0x41f20a
Code: 2b 58 18 90 8b 50 5c 48 0f af da 48 89 da 48 c1 eb 20 90 48 c1 ea 23 48 83 e3 07 48 89 ce 48 89 d9 41 b8 01 00 00 00 41 d3 e0 <90> 48 03 50 50 f0 44 08 02 48 8b 15 5e 43 b1 01 84 02 90 90 48 8b
RSP: 002b:000000c008858c00 EFLAGS: 00000202
RAX: 00007f7d718612b0 RBX: 0000000000000005 RCX: 0000000000000005
RDX: 0000000000000007 RSI: 0000000000000030 RDI: 0000000000000010
RBP: 000000c008858c10 R08: 0000000000000020 R09: 0000000000000010
R10: 0000000000000008 R11: 0000000000c03928 R12: 000000000020300d
R13: 000000000020300d R14: 000000c000083860 R15: 00007f7d6837835d
FS:  000000c025bfb090 GS:  0000000000000000