rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
(detected by 1, t=10502 jiffies, g=40469, q=1065)
rcu: All QSes seen, last rcu_preempt kthread activity 10497 (4294985024-4294974527), jiffies_till_next_fqs=1, root ->qsmask 0x0
rcu: rcu_preempt kthread starved for 10497 jiffies! g40469 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt state:R running task stack:26712 pid: 15 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5027 [inline]
__schedule+0x12c4/0x45b0 kernel/sched/core.c:6373
schedule+0x11b/0x1f0 kernel/sched/core.c:6456
schedule_timeout+0x1b9/0x300 kernel/time/timer.c:1914
rcu_gp_fqs_loop+0x2bf/0x1080 kernel/rcu/tree.c:1972
rcu_gp_kthread+0xa4/0x360 kernel/rcu/tree.c:2145
kthread+0x3f6/0x4f0 kernel/kthread.c:334
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 6996 Comm: syz.4.1254 Not tainted 5.15.165-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:match_held_lock+0x78/0xb0 kernel/locking/lockdep.c:5102
Code: c2 c0 6f 96 8f 48 29 d0 48 c1 f8 06 48 ba ab aa aa aa aa aa aa aa 48 0f af d0 bd 01 00 00 00 48 39 ca 74 02 31 ed 89 e8 5b 5d e8 72 9b d2 f9 31 ed 85 c0 74 f0 83 3d 5d 33 b6 03 00 75 e7 48
RSP: 0018:ffffc90000006a88 EFLAGS: 00000046
RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000010303
RDX: ffff888021691dc0 RSI: ffffffff8c91fbe0 RDI: ffff888021692900
RBP: ffff888021692900 R08: ffffffff8101317d R09: fffffbfff1f8e219
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000046
R13: ffff888021691dc0 R14: 00000000ffffffff R15: ffffffff8c91fbe0
FS: 00007f63c06266c0(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000001b53c000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
__lock_is_held kernel/locking/lockdep.c:5366 [inline]
lock_is_held_type+0xa4/0x180 kernel/locking/lockdep.c:5666
perf_get_guest_cbs include/linux/perf_event.h:1274 [inline]
perf_misc_flags+0x56/0x1b0 arch/x86/events/core.c:2961
perf_prepare_sample+0x13a/0x1d00 kernel/events/core.c:7587
__perf_event_output kernel/events/core.c:7767 [inline]
perf_event_output_forward+0x199/0x310 kernel/events/core.c:7787
__perf_event_overflow+0x35d/0x530 kernel/events/core.c:9480
perf_swevent_hrtimer+0x3fd/0x560 kernel/events/core.c:10876
__run_hrtimer kernel/time/hrtimer.c:1686 [inline]
__hrtimer_run_queues+0x55b/0xcf0 kernel/time/hrtimer.c:1750
hrtimer_interrupt+0x392/0x980 kernel/time/hrtimer.c:1812
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1085 [inline]
__sysvec_apic_timer_interrupt+0x139/0x470 arch/x86/kernel/apic/apic.c:1102
sysvec_apic_timer_interrupt+0x3e/0xb0 arch/x86/kernel/apic/apic.c:1096
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:orc_find arch/x86/kernel/unwind_orc.c:168 [inline]
RIP: 0010:unwind_next_frame+0x1f3/0x1fa0 arch/x86/kernel/unwind_orc.c:448
Code: 02 b5 02 0b 00 44 0f 45 f1 41 8d 46 ff 39 e8 0f 86 a7 15 00 00 89 e8 48 8d 1c 85 a4 0a f5 8e 48 89 d8 48 c1 e8 03 0f b6 04 10 <84> c0 0f 85 3d 17 00 00 44 8b 23 89 e8 ff c0 48 8d 1c 85 a4 0a f5
RSP: 0018:ffffc90000007328 EFLAGS: 00000a07
RAX: 0000000000000000 RBX: ffffffff8ef5ca0c RCX: 000000000009607f
RDX: dffffc0000000000 RSI: ffffc90000007430 RDI: 0000000000000001
RBP: 0000000000002fda R08: ffffc90000007430 R09: ffffc90000007490
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff92000000e8e
R13: ffffffff812fda2a R14: 000000000009607f R15: ffffc90000007440
__unwind_start+0x59d/0x720 arch/x86/kernel/unwind_orc.c:704
unwind_start arch/x86/include/asm/unwind.h:60 [inline]
arch_stack_walk+0xdb/0x140 arch/x86/kernel/stacktrace.c:24
stack_trace_save+0x113/0x1c0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:38 [inline]
kasan_set_track+0x4b/0x80 mm/kasan/common.c:46
kasan_set_free_info+0x1f/0x40 mm/kasan/generic.c:360
____kasan_slab_free+0xd8/0x120 mm/kasan/common.c:366
kasan_slab_free include/linux/kasan.h:230 [inline]
slab_free_hook mm/slub.c:1705 [inline]
slab_free_freelist_hook+0xdd/0x160 mm/slub.c:1731
slab_free mm/slub.c:3499 [inline]
kmem_cache_free+0x91/0x1f0 mm/slub.c:3515
kfree_skb include/linux/skbuff.h:1123 [inline]
hsr_forward_skb+0x1725/0x1b50 net/hsr/hsr_forward.c:587
send_hsr_supervision_frame+0x540/0xad0 net/hsr/hsr_device.c:326
hsr_announce+0x176/0x300 net/hsr/hsr_device.c:382
call_timer_fn+0x16d/0x560 kernel/time/timer.c:1451
expire_timers kernel/time/timer.c:1496 [inline]
__run_timers+0x67c/0x890 kernel/time/timer.c:1767
run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1780
handle_softirqs+0x3a7/0x930 kernel/softirq.c:558
__do_softirq kernel/softirq.c:592 [inline]
invoke_softirq kernel/softirq.c:432 [inline]
__irq_exit_rcu+0x157/0x240 kernel/softirq.c:641
irq_exit_rcu+0x5/0x20 kernel/softirq.c:653
sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1096
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:trace_event_get_offsets_lock include/trace/events/lock.h:39 [inline]
RIP: 0010:perf_trace_lock+0xf9/0x440 include/trace/events/lock.h:39
Code: 00 00 49 8d 5c 24 18 48 89 d8 48 c1 e8 03 48 89 44 24 38 42 80 3c 38 00 74 08 48 89 df e8 0f d4 67 00 48 89 5c 24 40 48 8b 03 <48> 85 c0 48 c7 c7 80 36 8b 8a 48 0f 45 f8 e8 e4 7e cb 02 48 89 44
RSP: 0018:ffffc90003027600 EFLAGS: 00000246
RAX: ffffffff8a8a7a40 RBX: ffffffff8c7d5160 RCX: 0000000003027603
RDX: ffffffff81a709fe RSI: ffffffff8c7d5148 RDI: ffffc90003027680
RBP: ffffc90003027710 R08: dffffc0000000000 R09: fffffbfff1bd2a56
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff8c7d5148
R13: ffffffff81a709fe R14: ffffffff8c7eebc0 R15: dffffc0000000000
trace_lock_release include/trace/events/lock.h:58 [inline]
lock_release+0x93c/0x9a0 kernel/locking/lockdep.c:5634
__mutex_unlock_slowpath+0xde/0x750 kernel/locking/mutex.c:851
static_key_enable_cpuslocked+0x12e/0x250 kernel/jump_label.c:177
static_key_enable+0x16/0x20 kernel/jump_label.c:190
tracepoint_add_func+0x947/0x9d0 kernel/tracepoint.c:361
tracepoint_probe_register_prio kernel/tracepoint.c:511 [inline]
tracepoint_probe_register+0x101/0x160 kernel/tracepoint.c:531
perf_trace_event_reg kernel/trace/trace_event_perf.c:129 [inline]
perf_trace_event_init+0x494/0x940 kernel/trace/trace_event_perf.c:202
perf_trace_init+0x23b/0x2d0 kernel/trace/trace_event_perf.c:226
perf_tp_event_init+0x89/0x110 kernel/events/core.c:10067
perf_try_init_event+0x135/0x3e0 kernel/events/core.c:11543
perf_init_event kernel/events/core.c:11607 [inline]
perf_event_alloc+0x1175/0x2180 kernel/events/core.c:11899
__do_sys_perf_event_open kernel/events/core.c:12437 [inline]
__se_sys_perf_event_open+0xb27/0x4510 kernel/events/core.c:12329
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f63c21a9ef9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f63c0626038 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007f63c2345f80 RCX: 00007f63c21a9ef9
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000000020000000
RBP: 00007f63c221793e R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f63c2345f80 R15: 00007ffca3f0b258