------------[ cut here ]------------
WARNING: CPU: 0 PID: 11403 at kernel/events/core.c:3752 ctx_sched_in+0x12e/0x3ee kernel/events/core.c:3752
Modules linked in:
CPU: 0 PID: 11403 Comm: syz-executor.0 Not tainted 5.12.0-rc8-syzkaller-00011-g18a3c5f7abfd #0
Hardware name: riscv-virtio,qemu (DT)
epc : ctx_sched_in+0x12e/0x3ee kernel/events/core.c:3752
 ra : ctx_sched_in+0x12e/0x3ee kernel/events/core.c:3752
epc : ffffffe00027a674 ra : ffffffe00027a674 sp : ffffffe00ed93890
 gp : ffffffe0045883c0 tp : ffffffe0085bdf00 t0 : 0000000000000000
 t1 : 0000000000000001 t2 : 00000000000f4240 s0 : ffffffe00ed93900
 s1 : ffffffe00a7db800 a0 : ffffffe066d5c118 a1 : 00000000000f0000
 a2 : 0000000000000002 a3 : ffffffe00027a674 a4 : ffffffe0085bef00
 a5 : 0000000040000002 a6 : 0000000000f00000 a7 : ffffffe000281354
 s2 : 0000000000000007 s3 : ffffffe00a7db940 s4 : ffffffe0085bdf00
 s5 : 0000000000000002 s6 : ffffffe00458c0d0 s7 : ffffffe066d5bf70
 s8 : 0000000000000007 s9 : ffffffe066d5c118 s10: ffffffe00a7db800
 s11: ffffffe00a7db808 t3 : 07bb134b93a08300 t4 : ffffffc4048df7b2
 t5 : ffffffc4048df7ba t6 : 0000000000040000
status: 0000000000000100 badaddr: 0000000000000000 cause: 0000000000000003
Call Trace:
[<ffffffe00027a674>] ctx_sched_in+0x12e/0x3ee kernel/events/core.c:3752
[<ffffffe00027a96c>] perf_event_sched_in+0x38/0x74 kernel/events/core.c:2680
[<ffffffe00028142e>] perf_event_context_sched_in kernel/events/core.c:3817 [inline]
[<ffffffe00028142e>] __perf_event_task_sched_in+0x4ea/0x680 kernel/events/core.c:3860
[<ffffffe0000850ce>] perf_event_task_sched_in include/linux/perf_event.h:1210 [inline]
[<ffffffe0000850ce>] finish_task_switch.isra.0+0x284/0x318 kernel/sched/core.c:4189
[<ffffffe002a932b0>] context_switch kernel/sched/core.c:4325 [inline]
[<ffffffe002a932b0>] __schedule+0x484/0xe8c kernel/sched/core.c:5073
[<ffffffe002a93f48>] preempt_schedule_common+0x4e/0xde kernel/sched/core.c:5233
[<ffffffe002a9400c>] preempt_schedule+0x34/0x36 kernel/sched/core.c:5258
[<ffffffe002a9a7a8>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:161 [inline]
[<ffffffe002a9a7a8>] _raw_spin_unlock_irqrestore+0x8c/0x98 kernel/locking/spinlock.c:191
[<ffffffe00008f102>] task_rq_unlock kernel/sched/sched.h:1298 [inline]
[<ffffffe00008f102>] wake_up_new_task+0x3f6/0x704 kernel/sched/core.c:3857
[<ffffffe0004ee7f6>] io_wq_fork_manager fs/io-wq.c:800 [inline]
[<ffffffe0004ee7f6>] io_wq_fork_manager+0x164/0x1e6 fs/io-wq.c:786
[<ffffffe0004f273c>] io_wq_create+0x61a/0x694 fs/io-wq.c:1042
[<ffffffe0004ca44e>] io_init_wq_offload fs/io_uring.c:7849 [inline]
[<ffffffe0004ca44e>] io_uring_alloc_task_context+0xfe/0x318 fs/io_uring.c:7868
[<ffffffe0004cd9fe>] io_uring_add_task_file+0x1e0/0x256 fs/io_uring.c:8860
[<ffffffe0004e66ba>] io_uring_install_fd fs/io_uring.c:9448 [inline]
[<ffffffe0004e66ba>] io_uring_create fs/io_uring.c:9595 [inline]
[<ffffffe0004e66ba>] io_uring_setup+0xada/0x1c10 fs/io_uring.c:9632
[<ffffffe0004eb0d6>] __do_sys_io_uring_setup fs/io_uring.c:9638 [inline]
[<ffffffe0004eb0d6>] sys_io_uring_setup+0x22/0x2e fs/io_uring.c:9635
[<ffffffe000005578>] ret_from_syscall+0x0/0x2
irq event stamp: 274
hardirqs last  enabled at (273): [<ffffffe0000055c8>] restore_all+0x12/0x6e
hardirqs last disabled at (274): [<ffffffe002a93338>] __schedule+0x50c/0xe8c kernel/sched/core.c:4972
softirqs last  enabled at (272): [<ffffffe002a9b578>] __do_softirq+0x5e0/0x8c4 kernel/softirq.c:372
softirqs last disabled at (261): [<ffffffe00003507e>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline]
softirqs last disabled at (261): [<ffffffe00003507e>] invoke_softirq kernel/softirq.c:228 [inline]
softirqs last disabled at (261): [<ffffffe00003507e>] __irq_exit_rcu kernel/softirq.c:422 [inline]
softirqs last disabled at (261): [<ffffffe00003507e>] irq_exit+0x1a0/0x1b6 kernel/softirq.c:446
---[ end trace 412eee85b60ed934 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 11403 at kernel/events/core.c:247 event_function+0x326/0x336 kernel/events/core.c:247
Modules linked in:
CPU: 0 PID: 11403 Comm: syz-executor.0 Tainted: G        W         5.12.0-rc8-syzkaller-00011-g18a3c5f7abfd #0
Hardware name: riscv-virtio,qemu (DT)
epc : event_function+0x326/0x336 kernel/events/core.c:247
 ra : event_function+0x326/0x336 kernel/events/core.c:247
epc : ffffffe00026e27e ra : ffffffe00026e27e sp : ffffffe00ed93990
 gp : ffffffe0045883c0 tp : ffffffe0085bdf00 t0 : ffffffc401787bc8
 t1 : ffffffffba53d085 t2 : 0000003fff93f1d7 s0 : ffffffe00ed939f0
 s1 : ffffffe066d5bf70 a0 : 0000000000000000 a1 : 00000000000f0000
 a2 : ffffffd010ada000 a3 : ffffffe00026e27e a4 : ffffffd010b1c3e8
 a5 : 000000000000847d a6 : 0000000000f00000 a7 : ffffffe00ed938e0
 s2 : ffffffe00581d800 s3 : ffffffe00ed93b80 s4 : ffffffe00a7db800
 s5 : ffffffe007f21000 s6 : ffffffe066d5bf78 s7 : 0000000000000007
 s8 : 0000000000000000 s9 : ffffffe005a0ba18 s10: 0000000000000000
 s11: ffffffe00458c0d0 t3 : ffffffffd9d00000 t4 : ffffffc400f33160
 t5 : ffffffc400f33161 t6 : ffffffe00ed93af5
status: 0000000000000100 badaddr: 0000000000000000 cause: 0000000000000003
Call Trace:
[<ffffffe00026e27e>] event_function+0x326/0x336 kernel/events/core.c:247
[<ffffffe00026bcbc>] remote_function kernel/events/core.c:91 [inline]
[<ffffffe00026bcbc>] remote_function+0xa8/0xc0 kernel/events/core.c:71
[<ffffffe0001452b2>] generic_exec_single+0x1a6/0x212 kernel/smp.c:293
[<ffffffe000145452>] smp_call_function_single+0x134/0x2ba kernel/smp.c:513
[<ffffffe00026af46>] task_function_call+0x90/0xee kernel/events/core.c:119
[<ffffffe00026f60a>] event_function_call+0xfe/0x200 kernel/events/core.c:287
[<ffffffe00026f776>] _perf_event_disable+0x6a/0x8c kernel/events/core.c:2436
[<ffffffe00026ad20>] perf_event_for_each_child+0x52/0xb0 kernel/events/core.c:5364
[<ffffffe0002898ee>] _perf_ioctl+0x31e/0x1372 kernel/events/core.c:5580
[<ffffffe00028a99c>] perf_ioctl+0x5a/0x84 kernel/events/core.c:5597
[<ffffffe000424a2e>] vfs_ioctl fs/ioctl.c:48 [inline]
[<ffffffe000424a2e>] __do_sys_ioctl fs/ioctl.c:753 [inline]
[<ffffffe000424a2e>] sys_ioctl+0x5c2/0xd56 fs/ioctl.c:739
[<ffffffe000005578>] ret_from_syscall+0x0/0x2
irq event stamp: 274
hardirqs last  enabled at (273): [<ffffffe0000055c8>] restore_all+0x12/0x6e
hardirqs last disabled at (274): [<ffffffe002a93338>] __schedule+0x50c/0xe8c kernel/sched/core.c:4972
softirqs last  enabled at (272): [<ffffffe002a9b578>] __do_softirq+0x5e0/0x8c4 kernel/softirq.c:372
softirqs last disabled at (261): [<ffffffe00003507e>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline]
softirqs last disabled at (261): [<ffffffe00003507e>] invoke_softirq kernel/softirq.c:228 [inline]
softirqs last disabled at (261): [<ffffffe00003507e>] __irq_exit_rcu kernel/softirq.c:422 [inline]
softirqs last disabled at (261): [<ffffffe00003507e>] irq_exit+0x1a0/0x1b6 kernel/softirq.c:446
---[ end trace 412eee85b60ed935 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 11403 at kernel/events/core.c:2343 __perf_remove_from_context+0x20a/0x20e kernel/events/core.c:2343
Modules linked in:
CPU: 0 PID: 11403 Comm: syz-executor.0 Tainted: G        W         5.12.0-rc8-syzkaller-00011-g18a3c5f7abfd #0
Hardware name: riscv-virtio,qemu (DT)
epc : __perf_remove_from_context+0x20a/0x20e kernel/events/core.c:2343
 ra : __perf_remove_from_context+0x20a/0x20e kernel/events/core.c:2343
epc : ffffffe0002866f4 ra : ffffffe0002866f4 sp : ffffffe00ed93860
 gp : ffffffe0045883c0 tp : ffffffe0085bdf00 t0 : 0000000000000000
 t1 : 0000000000006000 t2 : 00000000000f4240 s0 : ffffffe00ed938c0
 s1 : ffffffe066d5c118 a0 : ffffffe066d5c118 a1 : 00000000000f0000
 a2 : ffffffd010ada000 a3 : ffffffe0002866f4 a4 : 0000000000040000
 a5 : 0000000000040000 a6 : 0000000000f00000 a7 : 07bb134b93a08300
 s2 : 0000073abec4cac0 s3 : ffffffe00a7db800 s4 : 0000000000000000
 s5 : 0000000000000001 s6 : ffffffe007f21000 s7 : ffffffe066d5bf70
 s8 : ffffffe00a7db940 s9 : ffffffe00ed93bb8 s10: 0000000000000001
 s11: ffffffe00458c0d0 t3 : 0000000000001f0b t4 : ffffffc4048df7b2
 t5 : ffffffc4048df7ba t6 : 0000000000040000
status: 0000000000000100 badaddr: 0000000000000000 cause: 0000000000000003
Call Trace:
[<ffffffe0002866f4>] __perf_remove_from_context+0x20a/0x20e kernel/events/core.c:2343
[<ffffffe00026e12a>] event_function+0x1d2/0x336 kernel/events/core.c:252
[<ffffffe00026bcbc>] remote_function kernel/events/core.c:91 [inline]
[<ffffffe00026bcbc>] remote_function+0xa8/0xc0 kernel/events/core.c:71
[<ffffffe0001452b2>] generic_exec_single+0x1a6/0x212 kernel/smp.c:293
[<ffffffe000145452>] smp_call_function_single+0x134/0x2ba kernel/smp.c:513
[<ffffffe00026af46>] task_function_call+0x90/0xee kernel/events/core.c:119
[<ffffffe00026f60a>] event_function_call+0xfe/0x200 kernel/events/core.c:287
[<ffffffe000285e3c>] perf_remove_from_context+0x52/0x100 kernel/events/core.c:2365
[<ffffffe000286a8a>] perf_event_release_kernel+0x2c8/0x768 kernel/events/core.c:4986
[<ffffffe000286f4e>] perf_release+0x24/0x30 kernel/events/core.c:5082
[<ffffffe0003fe10c>] __fput+0x166/0x49a fs/file_table.c:280
[<ffffffe0003fe4a6>] ____fput+0x1a/0x24 fs/file_table.c:313
[<ffffffe00006d354>] task_work_run+0xd0/0x148 kernel/task_work.c:140
[<ffffffe00004d0fe>] get_signal+0xec4/0x14ba kernel/signal.c:2554
[<ffffffe000007e06>] do_signal arch/riscv/kernel/signal.c:271 [inline]
[<ffffffe000007e06>] do_notify_resume+0xa8/0x930 arch/riscv/kernel/signal.c:317
[<ffffffe000005586>] ret_from_exception+0x0/0x14
irq event stamp: 274
hardirqs last  enabled at (273): [<ffffffe0000055c8>] restore_all+0x12/0x6e
hardirqs last disabled at (274): [<ffffffe002a93338>] __schedule+0x50c/0xe8c kernel/sched/core.c:4972
softirqs last  enabled at (272): [<ffffffe002a9b578>] __do_softirq+0x5e0/0x8c4 kernel/softirq.c:372
softirqs last disabled at (261): [<ffffffe00003507e>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline]
softirqs last disabled at (261): [<ffffffe00003507e>] invoke_softirq kernel/softirq.c:228 [inline]
softirqs last disabled at (261): [<ffffffe00003507e>] __irq_exit_rcu kernel/softirq.c:422 [inline]
softirqs last disabled at (261): [<ffffffe00003507e>] irq_exit+0x1a0/0x1b6 kernel/softirq.c:446
---[ end trace 412eee85b60ed936 ]---