INFO: task syz-executor:3640 blocked for more than 143 seconds.
Not tainted 6.1.113-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor state:D stack:21400 pid:3640 ppid:1 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5241 [inline]
__schedule+0x143f/0x4570 kernel/sched/core.c:6558
schedule+0xbf/0x180 kernel/sched/core.c:6634
rwsem_down_write_slowpath+0xea1/0x14b0 kernel/locking/rwsem.c:1189
mmap_write_lock include/linux/mmap_lock.h:71 [inline]
exit_mmap+0x29a/0x9f0 mm/mmap.c:3235
__mmput+0x115/0x3c0 kernel/fork.c:1199
exit_mm+0x226/0x300 kernel/exit.c:565
do_exit+0x9f6/0x26a0 kernel/exit.c:858
do_group_exit+0x202/0x2b0 kernel/exit.c:1021
get_signal+0x16f7/0x17d0 kernel/signal.c:2870
arch_do_signal_or_restart+0xb0/0x1a10 arch/x86/kernel/signal.c:871
exit_to_user_mode_loop+0x6a/0x100 kernel/entry/common.c:174
exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:210
__syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
syscall_exit_to_user_mode+0x60/0x270 kernel/entry/common.c:303
do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:87
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f5e48b74257
RSP: 002b:00007ffc7f4d9500 EFLAGS: 00000293 ORIG_RAX: 000000000000003d
RAX: fffffffffffffe00 RBX: 0000000000000030 RCX: 00007f5e48b74257
RDX: 0000000040000000 RSI: 00007ffc7f4d955c RDI: 00000000ffffffff
RBP: 00007ffc7f4d955c R08: 0000000000000000 R09: 0000000000000010
R10: 0000000000000000 R11: 0000000000000293 R12: 0000555586eb25eb
R13: 0000555586eb2590 R14: 0000000000013de7 R15: 00007ffc7f4d95b0
INFO: task syz-executor:3641 blocked for more than 143 seconds.
Not tainted 6.1.113-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor state:D stack:19120 pid:3641 ppid:1 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5241 [inline]
__schedule+0x143f/0x4570 kernel/sched/core.c:6558
schedule+0xbf/0x180 kernel/sched/core.c:6634
rwsem_down_write_slowpath+0xea1/0x14b0 kernel/locking/rwsem.c:1189
mmap_write_lock include/linux/mmap_lock.h:71 [inline]
exit_mmap+0x29a/0x9f0 mm/mmap.c:3235
__mmput+0x115/0x3c0 kernel/fork.c:1199
exit_mm+0x226/0x300 kernel/exit.c:565
do_exit+0x9f6/0x26a0 kernel/exit.c:858
do_group_exit+0x202/0x2b0 kernel/exit.c:1021
get_signal+0x16f7/0x17d0 kernel/signal.c:2870
arch_do_signal_or_restart+0xb0/0x1a10 arch/x86/kernel/signal.c:871
exit_to_user_mode_loop+0x6a/0x100 kernel/entry/common.c:174
exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:210
__syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
syscall_exit_to_user_mode+0x60/0x270 kernel/entry/common.c:303
do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:87
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2064b74257
RSP: 002b:00007ffd9de7cf40 EFLAGS: 00000293 ORIG_RAX: 000000000000003d
RAX: fffffffffffffe00 RBX: 0000000000000041 RCX: 00007f2064b74257
RDX: 0000000040000000 RSI: 00007ffd9de7cf9c RDI: 00000000ffffffff
RBP: 00007ffd9de7cf9c R08: 0000000000000000 R09: 0000000000000010
R10: 0000000000000000 R11: 0000000000000293 R12: 0000555568d0e5eb
R13: 0000555568d0e590 R14: 0000000000013c6e R15: 00007ffd9de7cff0
INFO: task syz.0.131:3982 blocked for more than 144 seconds.
Not tainted 6.1.113-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.131 state:D stack:23208 pid:3982 ppid:3641 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5241 [inline]
__schedule+0x143f/0x4570 kernel/sched/core.c:6558
schedule+0xbf/0x180 kernel/sched/core.c:6634
rwsem_down_write_slowpath+0xea1/0x14b0 kernel/locking/rwsem.c:1189
mmap_write_lock include/linux/mmap_lock.h:71 [inline]
exit_mmap+0x29a/0x9f0 mm/mmap.c:3235
__mmput+0x115/0x3c0 kernel/fork.c:1199
exit_mm+0x226/0x300 kernel/exit.c:565
do_exit+0x9f6/0x26a0 kernel/exit.c:858
do_group_exit+0x202/0x2b0 kernel/exit.c:1021
get_signal+0x16f7/0x17d0 kernel/signal.c:2870
arch_do_signal_or_restart+0xb0/0x1a10 arch/x86/kernel/signal.c:871
exit_to_user_mode_loop+0x6a/0x100 kernel/entry/common.c:174
exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:210
__syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
syscall_exit_to_user_mode+0x60/0x270 kernel/entry/common.c:303
do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:87
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2064b7dff9
RSP: 002b:00007f20658d60e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f2064d35f88 RCX: 00007f2064b7dff9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f2064d35f88
RBP: 00007f2064d35f80 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2064d35f8c
R13: 0000000000000000 R14: 00007ffd9de7caf0 R15: 00007ffd9de7cbd8
INFO: task syz.4.124:3990 blocked for more than 144 seconds.
Not tainted 6.1.113-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.124 state:D stack:25832 pid:3990 ppid:3649 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5241 [inline]
__schedule+0x143f/0x4570 kernel/sched/core.c:6558
schedule+0xbf/0x180 kernel/sched/core.c:6634
rwsem_down_write_slowpath+0xea1/0x14b0 kernel/locking/rwsem.c:1189
mmap_write_lock include/linux/mmap_lock.h:71 [inline]
exit_mmap+0x29a/0x9f0 mm/mmap.c:3235
__mmput+0x115/0x3c0 kernel/fork.c:1199
exit_mm+0x226/0x300 kernel/exit.c:565
do_exit+0x9f6/0x26a0 kernel/exit.c:858
do_group_exit+0x202/0x2b0 kernel/exit.c:1021
__do_sys_exit_group kernel/exit.c:1032 [inline]
__se_sys_exit_group kernel/exit.c:1030 [inline]
__x64_sys_exit_group+0x3b/0x40 kernel/exit.c:1030
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f49dff7dff9
RSP: 002b:00007ffd6ba78638 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f49dff7dff9
RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffd6ba7868c R08: 00007ffd6ba7871f R09: 0000000000013cb9
R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000032
R13: 0000000000013cb9 R14: 0000000000013baa R15: 00007ffd6ba786e0
INFO: task syz.3.125:3994 blocked for more than 144 seconds.
Not tainted 6.1.113-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.125 state:D stack:26248 pid:3994 ppid:3640 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5241 [inline]
__schedule+0x143f/0x4570 kernel/sched/core.c:6558
schedule+0xbf/0x180 kernel/sched/core.c:6634
rwsem_down_write_slowpath+0xea1/0x14b0 kernel/locking/rwsem.c:1189
mmap_write_lock include/linux/mmap_lock.h:71 [inline]
exit_mmap+0x29a/0x9f0 mm/mmap.c:3235
__mmput+0x115/0x3c0 kernel/fork.c:1199
exit_mm+0x226/0x300 kernel/exit.c:565
do_exit+0x9f6/0x26a0 kernel/exit.c:858
do_group_exit+0x202/0x2b0 kernel/exit.c:1021
get_signal+0x16f7/0x17d0 kernel/signal.c:2870
arch_do_signal_or_restart+0xb0/0x1a10 arch/x86/kernel/signal.c:871
exit_to_user_mode_loop+0x6a/0x100 kernel/entry/common.c:174
exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:210
__syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
syscall_exit_to_user_mode+0x60/0x270 kernel/entry/common.c:303
do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:87
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f5e48b7dff9
RSP: 002b:00007f5e49a1b0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f5e48d35f88 RCX: 00007f5e48b7dff9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f5e48d35f88
RBP: 00007f5e48d35f80 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5e48d35f8c
R13: 0000000000000000 R14: 00007ffc7f4d90b0 R15: 00007ffc7f4d9198
INFO: task syz.1.166:4073 blocked for more than 145 seconds.
Not tainted 6.1.113-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.1.166 state:D stack:24512 pid:4073 ppid:3636 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5241 [inline]
__schedule+0x143f/0x4570 kernel/sched/core.c:6558
schedule+0xbf/0x180 kernel/sched/core.c:6634
rwsem_down_write_slowpath+0xea1/0x14b0 kernel/locking/rwsem.c:1189
mmap_write_lock include/linux/mmap_lock.h:71 [inline]
exit_mmap+0x29a/0x9f0 mm/mmap.c:3235
__mmput+0x115/0x3c0 kernel/fork.c:1199
exit_mm+0x226/0x300 kernel/exit.c:565
do_exit+0x9f6/0x26a0 kernel/exit.c:858
do_group_exit+0x202/0x2b0 kernel/exit.c:1021
get_signal+0x16f7/0x17d0 kernel/signal.c:2870
arch_do_signal_or_restart+0xb0/0x1a10 arch/x86/kernel/signal.c:871
exit_to_user_mode_loop+0x6a/0x100 kernel/entry/common.c:174
exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:210
__syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
syscall_exit_to_user_mode+0x60/0x270 kernel/entry/common.c:303
do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:87
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fbf6d57dff9
RSP: 002b:00007fbf6e34d0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007fbf6d735f88 RCX: 00007fbf6d57dff9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fbf6d735f88
RBP: 00007fbf6d735f80 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbf6d735f8c
R13: 0000000000000000 R14: 00007ffed7a06c30 R15: 00007ffed7a06d18
Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/12:
#0: ffffffff8d32b190 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xe30 kernel/rcu/tasks.h:517
1 lock held by rcu_tasks_trace/13:
#0: ffffffff8d32b990 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xe30 kernel/rcu/tasks.h:517
1 lock held by khungtaskd/27:
#0: ffffffff8d32afc0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
#0: ffffffff8d32afc0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:791 [inline]
#0: ffffffff8d32afc0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x51/0x290 kernel/locking/lockdep.c:6510
2 locks held by dhcpcd/3307:
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mmap kernel/fork.c:592 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mm kernel/fork.c:1540 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: copy_mm+0x3cb/0x1990 kernel/fork.c:1589
#1: ffff888019f49f58 (&mm->mmap_lock){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888019f49f58 (&mm->mmap_lock){++++}-{3:3}, at: dup_mmap kernel/fork.c:593 [inline]
#1: ffff888019f49f58 (&mm->mmap_lock){++++}-{3:3}, at: dup_mm kernel/fork.c:1540 [inline]
#1: ffff888019f49f58 (&mm->mmap_lock){++++}-{3:3}, at: copy_mm+0x3e5/0x1990 kernel/fork.c:1589
2 locks held by getty/3391:
#0: ffff88814bddc098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:244
#1: ffffc900031262f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6a7/0x1db0 drivers/tty/n_tty.c:2198
1 lock held by syz-executor/3640:
#0: ffff888073a635d8 (&mm->mmap_lock){++++}-{3:3}, at: mmap_write_lock include/linux/mmap_lock.h:71 [inline]
#0: ffff888073a635d8 (&mm->mmap_lock){++++}-{3:3}, at: exit_mmap+0x29a/0x9f0 mm/mmap.c:3235
1 lock held by syz-executor/3641:
#0: ffff888073a63d58 (&mm->mmap_lock){++++}-{3:3}, at: mmap_write_lock include/linux/mmap_lock.h:71 [inline]
#0: ffff888073a63d58 (&mm->mmap_lock){++++}-{3:3}, at: exit_mmap+0x29a/0x9f0 mm/mmap.c:3235
1 lock held by syz-executor/3643:
#0: ffff88807d22ae58 (&mm->mmap_lock){++++}-{3:3}, at: mmap_write_lock include/linux/mmap_lock.h:71 [inline]
#0: ffff88807d22ae58 (&mm->mmap_lock){++++}-{3:3}, at: exit_mmap+0x29a/0x9f0 mm/mmap.c:3235
1 lock held by syz.0.131/3982:
#0: ffff88807d521058 (&mm->mmap_lock){++++}-{3:3}, at: mmap_write_lock include/linux/mmap_lock.h:71 [inline]
#0: ffff88807d521058 (&mm->mmap_lock){++++}-{3:3}, at: exit_mmap+0x29a/0x9f0 mm/mmap.c:3235
1 lock held by syz.4.124/3990:
#0: ffff88807b5308d8 (&mm->mmap_lock){++++}-{3:3}, at: mmap_write_lock include/linux/mmap_lock.h:71 [inline]
#0: ffff88807b5308d8 (&mm->mmap_lock){++++}-{3:3}, at: exit_mmap+0x29a/0x9f0 mm/mmap.c:3235
1 lock held by syz.3.125/3994:
#0: ffff88807b536a58 (&mm->mmap_lock){++++}-{3:3}, at: mmap_write_lock include/linux/mmap_lock.h:71 [inline]
#0: ffff88807b536a58 (&mm->mmap_lock){++++}-{3:3}, at: exit_mmap+0x29a/0x9f0 mm/mmap.c:3235
1 lock held by syz-executor/4067:
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mmap kernel/fork.c:592 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mm kernel/fork.c:1540 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: copy_mm+0x3cb/0x1990 kernel/fork.c:1589
1 lock held by syz.1.166/4073:
#0: ffff88807d5262d8 (&mm->mmap_lock){++++}-{3:3}, at: mmap_write_lock include/linux/mmap_lock.h:71 [inline]
#0: ffff88807d5262d8 (&mm->mmap_lock){++++}-{3:3}, at: exit_mmap+0x29a/0x9f0 mm/mmap.c:3235
1 lock held by syz.2.156/4078:
#0: ffff88807a6008d8 (&mm->mmap_lock){++++}-{3:3}, at: mmap_write_lock include/linux/mmap_lock.h:71 [inline]
#0: ffff88807a6008d8 (&mm->mmap_lock){++++}-{3:3}, at: exit_mmap+0x29a/0x9f0 mm/mmap.c:3235
1 lock held by syz-executor/4194:
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mmap kernel/fork.c:592 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mm kernel/fork.c:1540 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: copy_mm+0x3cb/0x1990 kernel/fork.c:1589
1 lock held by syz-executor/4197:
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mmap kernel/fork.c:592 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mm kernel/fork.c:1540 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: copy_mm+0x3cb/0x1990 kernel/fork.c:1589
4 locks held by syz.4.645/5238:
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: srcu_read_lock include/linux/srcu.h:165 [inline]
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: perf_init_event kernel/events/core.c:11577 [inline]
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: perf_event_alloc+0xc3d/0x2150 kernel/events/core.c:11903
#1: ffffffff8d37f588 (event_mutex){+.+.}-{3:3}, at: perf_uprobe_init+0x11c/0x190 kernel/trace/trace_event_perf.c:335
#2: ffff888057cdd090 (&uprobe->register_rwsem){+.+.}-{3:3}, at: __uprobe_register+0x4c9/0x800 kernel/events/uprobes.c:1176
#3: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: register_for_each_vma+0x32/0xc10 kernel/events/uprobes.c:1038
2 locks held by syz.4.645/5241:
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: srcu_read_lock include/linux/srcu.h:165 [inline]
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: perf_init_event kernel/events/core.c:11577 [inline]
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: perf_event_alloc+0xc3d/0x2150 kernel/events/core.c:11903
#1: ffffffff8d37f588 (event_mutex){+.+.}-{3:3}, at: perf_uprobe_init+0x11c/0x190 kernel/trace/trace_event_perf.c:335
2 locks held by syz.4.645/5243:
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: srcu_read_lock include/linux/srcu.h:165 [inline]
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: perf_init_event kernel/events/core.c:11577 [inline]
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: perf_event_alloc+0xc3d/0x2150 kernel/events/core.c:11903
#1: ffffffff8d37f588 (event_mutex){+.+.}-{3:3}, at: perf_uprobe_init+0x11c/0x190 kernel/trace/trace_event_perf.c:335
2 locks held by syz.4.645/5245:
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: srcu_read_lock include/linux/srcu.h:165 [inline]
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: perf_init_event kernel/events/core.c:11577 [inline]
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: perf_event_alloc+0xc3d/0x2150 kernel/events/core.c:11903
#1: ffffffff8d37f588 (event_mutex){+.+.}-{3:3}, at: perf_uprobe_init+0x11c/0x190 kernel/trace/trace_event_perf.c:335
2 locks held by syz.3.644/5242:
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: srcu_read_lock include/linux/srcu.h:165 [inline]
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: perf_init_event kernel/events/core.c:11577 [inline]
#0: ffffffff973884e8 (&pmus_srcu){....}-{0:0}, at: perf_event_alloc+0xc3d/0x2150 kernel/events/core.c:11903
#1: ffffffff8d37f588 (event_mutex){+.+.}-{3:3}, at: perf_trace_init+0x4f/0x2d0 kernel/trace/trace_event_perf.c:221
1 lock held by syz-executor/5246:
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mmap kernel/fork.c:592 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mm kernel/fork.c:1540 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: copy_mm+0x3cb/0x1990 kernel/fork.c:1589
1 lock held by syz-executor/5247:
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mmap kernel/fork.c:592 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mm kernel/fork.c:1540 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: copy_mm+0x3cb/0x1990 kernel/fork.c:1589
1 lock held by syz-executor/5248:
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mmap kernel/fork.c:592 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mm kernel/fork.c:1540 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: copy_mm+0x3cb/0x1990 kernel/fork.c:1589
1 lock held by syz-executor/5249:
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mmap kernel/fork.c:592 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mm kernel/fork.c:1540 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: copy_mm+0x3cb/0x1990 kernel/fork.c:1589
1 lock held by syz-executor/5250:
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mmap kernel/fork.c:592 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: dup_mm kernel/fork.c:1540 [inline]
#0: ffffffff8d3c58d0 (dup_mmap_sem){++++}-{0:0}, at: copy_mm+0x3cb/0x1990 kernel/fork.c:1589
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 27 Comm: khungtaskd Not tainted 6.1.113-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106
nmi_cpu_backtrace+0x4e1/0x560 lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x1ae/0x3f0 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+0xf88/0xfd0 kernel/hung_task.c:377
kthread+0x28d/0x320 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 33 Comm: kworker/u4:2 Not tainted 6.1.113-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Workqueue: phy6 ieee80211_iface_work
RIP: 0010:orc_find arch/x86/kernel/unwind_orc.c:169 [inline]
RIP: 0010:unwind_next_frame+0x20c/0x2220 arch/x86/kernel/unwind_orc.c:448
Code: 48 89 d8 48 c1 e8 03 0f b6 04 38 84 c0 0f 85 d0 1a 00 00 44 8b 23 44 89 f0 ff c0 48 8d 1c 85 bc e4 af 8f 48 89 d8 48 c1 e8 03 <0f> b6 04 38 84 c0 0f 85 d0 1a 00 00 44 8b 03 41 ff c0 4b 8d 04 64
RSP: 0018:ffffc90000aa73c0 EFLAGS: 00000a06
RAX: 1ffffffff1f66d8d RBX: ffffffff8fb36c68 RCX: 000000000009e078
RDX: dffffc0000000000 RSI: ffffffff81e1eac6 RDI: dffffc0000000000
RBP: 1ffff92000154e9a R08: 0000000000000002 R09: ffffc90000aa7590
R10: 0000000000000000 R11: dffffc0000000001 R12: 000000000002b0dc
R13: ffffffff81e1eac5 R14: 000000000000e1ea R15: 000000000009e078
FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f920cb35f40 CR3: 000000000d08e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
arch_stack_walk+0x10d/0x140 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x113/0x1c0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:45 [inline]
kasan_set_track+0x4b/0x70 mm/kasan/common.c:52
kasan_save_free_info+0x27/0x40 mm/kasan/generic.c:516
____kasan_slab_free+0xd6/0x120 mm/kasan/common.c:236
kasan_slab_free include/linux/kasan.h:177 [inline]
slab_free_hook mm/slub.c:1724 [inline]
slab_free_freelist_hook mm/slub.c:1750 [inline]
slab_free mm/slub.c:3661 [inline]
__kmem_cache_free+0x25c/0x3c0 mm/slub.c:3674
ieee80211_ibss_rx_queued_mgmt+0x1b35/0x2dd0
ieee80211_iface_process_skb net/mac80211/iface.c:1668 [inline]
ieee80211_iface_work+0x7aa/0xce0 net/mac80211/iface.c:1722
process_one_work+0x8a9/0x11d0 kernel/workqueue.c:2292
worker_thread+0xa47/0x1200 kernel/workqueue.c:2439
kthread+0x28d/0x320 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295