rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 1-....: (1 GPs behind) idle=ba7/1/0x4000000000000002 softirq=11919/11920 fqs=4967
(detected by 0, t=10502 jiffies, g=13937, q=3337)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 8753 Comm: syz-executor.5 Not tainted 5.15.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:check_preemption_disabled+0x4/0x170 lib/smp_processor_id.c:13
Code: 00 00 e8 6f 46 61 f8 65 48 8b 3c 25 40 70 02 00 e8 11 4b 18 f8 eb 99 0f 1f 44 00 00 0f 0b e9 23 ff ff ff cc cc cc 41 56 41 55 <49> 89 f5 41 54 55 48 89 fd 53 0f 1f 44 00 00 65 44 8b 25 0d 58 c7
RSP: 0018:ffffc90000dc0ba8 EFLAGS: 00000046
RAX: 0000000000000000 RBX: 0000000000034700 RCX: 0000000000000100
RDX: ffff888024eeba00 RSI: ffffffff89e51060 RDI: ffffffff89e510a0
RBP: 0000000000000014 R08: 0000000000002000 R09: ffff8880b9d3aa53
R10: ffffffff817fa712 R11: 0000000000000000 R12: ffffc90000dc0c70
R13: ffffc90000dc0c80 R14: ffffffff89400d42 R15: ffffc90000dc0cc0
FS: 00007f7c5b49b700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa893f51000 CR3: 0000000079790000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
perf_swevent_get_recursion_context+0x19/0x140 kernel/events/core.c:9434
perf_trace_buf_alloc+0x38/0x260 kernel/trace/trace_event_perf.c:407
perf_trace_preemptirq_template+0x128/0x460 include/trace/events/preemptirq.h:14
trace_irq_enable_rcuidle include/trace/events/preemptirq.h:40 [inline]
trace_irq_enable_rcuidle include/trace/events/preemptirq.h:40 [inline]
trace_hardirqs_on+0x156/0x1c0 kernel/trace/trace_preemptirq.c:44
asm_sysvec_irq_work+0x12/0x20 arch/x86/include/asm/idtentry.h:664
RIP: 0010:get_current arch/x86/include/asm/current.h:15 [inline]
RIP: 0010:__rcu_read_unlock+0xc4/0x570 kernel/rcu/tree_plugin.h:425
Code: b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e b6 01 00 00 8b 85 40 04 00 00 85 c0 75 54 <65> 48 8b 1c 25 40 70 02 00 48 8d bb 3c 04 00 00 48 b8 00 00 00 00
RSP: 0018:ffffc90000dc0dc0 EFLAGS: 00000206
RAX: 0000000000000006 RBX: ffff8880b9d3a900 RCX: 1ffffffff1ae1611
RDX: 0000000000000000 RSI: 0000000000000100 RDI: 0000000000000000
RBP: ffffffff8b98c780 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff817e0ba2 R11: 0000000000000000 R12: 0000000000000001
R13: ffffffff8539aa00 R14: 0000000000000200 R15: ffffffff853958c0
rcu_read_unlock include/linux/rcupdate.h:720 [inline]
ieee80211_iterate_active_interfaces_atomic+0x92/0x180 net/mac80211/util.c:831
mac80211_hwsim_beacon+0xcd/0x1c0 drivers/net/wireless/mac80211_hwsim.c:1861
__run_hrtimer kernel/time/hrtimer.c:1685 [inline]
__hrtimer_run_queues+0x609/0xe50 kernel/time/hrtimer.c:1749
hrtimer_run_softirq+0x17b/0x360 kernel/time/hrtimer.c:1766
__do_softirq+0x29b/0x9c2 kernel/softirq.c:558
invoke_softirq kernel/softirq.c:432 [inline]
__irq_exit_rcu+0x123/0x180 kernel/softirq.c:636
irq_exit_rcu+0x5/0x20 kernel/softirq.c:648
sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1097
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:__kasan_kmalloc+0x0/0xd0 mm/kasan/common.c:521
Code: a7 ff 0f b6 cb 44 89 e2 89 c6 48 89 e7 e8 c8 8d 35 02 48 81 c4 00 02 00 00 5b 41 5c c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 <41> 55 49 89 d5 41 54 49 89 fc 55 89 cd 81 e1 00 04 00 00 53 48 89
RSP: 0018:ffffc9000292fbe0 EFLAGS: 00000282
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000c40
RDX: 0000000000001000 RSI: ffff8880254c8000 RDI: ffff888010c42140
RBP: 0000000000000000 R08: 0000000000000c40 R09: ffff8880254c8000
R10: 0000000000000001 R11: 00000000ffffffff R12: ffff88806b0d1d60
R13: ffff8880784a2790 R14: ffffc9000292fd28 R15: 0000000000001000
kmalloc include/linux/slab.h:595 [inline]
tomoyo_realpath_from_path+0xc3/0x620 security/tomoyo/realpath.c:254
tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
tomoyo_path_number_perm+0x1d5/0x590 security/tomoyo/file.c:723
security_file_ioctl+0x50/0xb0 security/security.c:1541
__do_sys_ioctl fs/ioctl.c:868 [inline]
__se_sys_ioctl fs/ioctl.c:860 [inline]
__x64_sys_ioctl+0xb3/0x200 fs/ioctl.c:860
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f7c5df46ae9
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f7c5b49b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f7c5e05a020 RCX: 00007f7c5df46ae9
RDX: 0000000020000040 RSI: 0000000040082404 RDI: 0000000000000005
RBP: 00007f7c5dfa0f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffc083458f R14: 00007f7c5b49b300 R15: 0000000000022000
----------------
Code disassembly (best guess):
0: 00 00 add %al,(%rax)
2: e8 6f 46 61 f8 callq 0xf8614676
7: 65 48 8b 3c 25 40 70 mov %gs:0x27040,%rdi
e: 02 00
10: e8 11 4b 18 f8 callq 0xf8184b26
15: eb 99 jmp 0xffffffb0
17: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
1c: 0f 0b ud2
1e: e9 23 ff ff ff jmpq 0xffffff46
23: cc int3
24: cc int3
25: cc int3
26: 41 56 push %r14
28: 41 55 push %r13
* 2a: 49 89 f5 mov %rsi,%r13 <-- trapping instruction
2d: 41 54 push %r12
2f: 55 push %rbp
30: 48 89 fd mov %rdi,%rbp
33: 53 push %rbx
34: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
39: 65 gs
3a: 44 rex.R
3b: 8b .byte 0x8b
3c: 25 .byte 0x25
3d: 0d .byte 0xd
3e: 58 pop %rax
3f: c7 .byte 0xc7