watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz-executor.3:2052]
Modules linked in:
CPU: 0 PID: 2052 Comm: syz-executor.3 Not tainted 5.4.249-syzkaller-04712-g50533a8b511b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
RIP: 0010:check_memory_region+0x6/0x280 mm/kasan/generic.c:190
Code: 41 5e 41 5f 5d c3 48 c7 c7 73 27 59 85 eb 0a 48 c7 c7 ab 27 59 85 4c 89 fe e8 05 df ba 02 31 db eb d7 90 90 55 41 57 41 56 53 <b0> 01 48 85 f6 0f 84 8e 01 00 00 48 89 fd 48 c1 ed 2f 81 fd ff ff
RSP: 0018:ffff8881da2d6e90 EFLAGS: 00000256 ORIG_RAX: ffffffffffffff13
RAX: 1ffff1103b45ae01 RBX: 0000000000000010 RCX: ffffffff8179f5a0
RDX: 0000000000000001 RSI: 0000000000000010 RDI: ffff8881ef79f1e8
RBP: ffff8881da2d7070 R08: dffffc0000000000 R09: ffffed103b45adfa
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff8179f5a0
R13: dffffc0000000000 R14: ffff8881da2d6fc0 R15: ffff8881ef79f1e8
FS:  00007fec350126c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000201251ff CR3: 00000001edeef000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 </IRQ>
 memcpy+0x38/0x50 mm/kasan/common.c:124
 memcpy_common kernel/events/internal.h:173 [inline]
 __output_copy kernel/events/internal.h:177 [inline]
 perf_output_read_group kernel/events/core.c:6356 [inline]
 perf_output_read+0xfb0/0x1290 kernel/events/core.c:6389
 perf_output_sample+0x327/0x1e00 kernel/events/core.c:6431
 __perf_event_output kernel/events/core.c:6758 [inline]
 perf_event_output_forward+0x141/0x1b0 kernel/events/core.c:6772
 __perf_event_overflow+0x1d7/0x360 kernel/events/core.c:8246
 do_perf_sw_event kernel/events/core.c:8463 [inline]
 ___perf_sw_event+0x3af/0x4b0 kernel/events/core.c:8494
 __perf_sw_event+0x146/0x290 kernel/events/core.c:8506
 page_fault+0x2f/0x40 arch/x86/entry/entry_64.S:1206
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 2666 Comm: syz-executor530 Not tainted 5.4.249-syzkaller-04712-g50533a8b511b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
RIP: 0010:__read_once_size include/linux/compiler.h:268 [inline]
RIP: 0010:csd_lock_wait kernel/smp.c:109 [inline]
RIP: 0010:smp_call_function_single+0x235/0x4a0 kernel/smp.c:311
Code: 0f 85 df 01 00 00 44 8b 74 24 58 44 89 f6 83 e6 01 31 ff e8 4d af 0a 00 41 83 e6 01 75 0a e8 52 ac 0a 00 e9 f4 00 00 00 f3 90 <42> 0f b6 04 2b 84 c0 75 15 f7 44 24 58 01 00 00 00 0f 84 d6 00 00
RSP: 0018:ffff8881ea347840 EFLAGS: 00000293
RAX: ffffffff815989e1 RBX: 1ffff1103d468f13 RCX: ffff8881d57e8fc0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff8881ea347930 R08: ffffffff815989b3 R09: ffffed103edcb181
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1103d468f0c
R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
FS:  0000555556a073c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fffd591b7b0 CR3: 00000001e4340000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 smp_call_function_many+0x6fe/0x9b0 kernel/smp.c:451
 smp_call_function kernel/smp.c:509 [inline]
 on_each_cpu+0xa5/0x1a0 kernel/smp.c:616
 text_poke_bp_batch+0x11a/0x2b0 arch/x86/kernel/alternative.c:1038
 arch_jump_label_transform_apply+0x27/0x40 arch/x86/kernel/jump_label.c:167
 __static_key_slow_dec_cpuslocked kernel/jump_label.c:248 [inline]
 __static_key_slow_dec+0x76/0xa0 kernel/jump_label.c:255
 sw_perf_event_destroy+0x96/0x2c0 kernel/events/core.c:8650
 _free_event+0xa6c/0xdb0 kernel/events/core.c:4586
 put_event kernel/events/core.c:4680 [inline]
 perf_event_release_kernel+0xc27/0xd60 kernel/events/core.c:4795
 perf_release+0x37/0x40 kernel/events/core.c:4805
 __fput+0x262/0x680 fs/file_table.c:281
 task_work_run+0x140/0x170 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_usermode_loop+0x190/0x1a0 arch/x86/entry/common.c:163
 prepare_exit_to_usermode+0x199/0x200 arch/x86/entry/common.c:194
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1