./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2675502844

<...>
Warning: Permanently added '10.128.0.192' (ED25519) to the list of known hosts.
execve("./syz-executor2675502844", ["./syz-executor2675502844"], 0x7fff2c5f7d10 /* 10 vars */) = 0
brk(NULL)                               = 0x55556ae5b000
brk(0x55556ae5bd00)                     = 0x55556ae5bd00
arch_prctl(ARCH_SET_FS, 0x55556ae5b380) = 0
set_tid_address(0x55556ae5b650)         = 5074
set_robust_list(0x55556ae5b660, 24)     = 0
rseq(0x55556ae5bca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2675502844", 4096) = 28
getrandom("\xad\xb4\xd1\xab\x6b\x40\x3b\x73", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x55556ae5bd00
brk(0x55556ae7cd00)                     = 0x55556ae7cd00
brk(0x55556ae7d000)                     = 0x55556ae7d000
mprotect(0x7f50e7759000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
memfd_create("syzkaller", 0)            = 3
mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f50df200000
write(3, "\xb5\x84\x31\x7b\xb6\x84\x31\x7b\xb7\x84\x31\x7b\xb8\x84\x31\x7b\xb9\x84\x31\x7b\xba\x84\x31\x7b\xbb\x84\x31\x7b\xbc\x84\x31\x7b\xbd\x84\x31\x7b\xbe\x84\x31\x7b\xbf\x84\x31\x7b\xc0\x84\x31\x7b\xc1\x84\x31\x7b\xc2\x84\x31\x7b\xc3\x84\x31\x7b\xc4\x84\x31\x7b\xc5\x84\x31\x7b\xc6\x84\x31\x7b\xc7\x84\x31\x7b\xc8\x84\x31\x7b\xc9\x84\x31\x7b\xca\x84\x31\x7b\xcb\x84\x31\x7b\xcc\x84\x31\x7b\xcd\x84\x31\x7b"..., 65536) = 65536
munmap(0x7f50df200000, 138412032)       = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR)  = 4
ioctl(4, LOOP_SET_FD, 3)                = 0
close(3)                                = 0
close(4)                                = 0
mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0
[   74.490504][ T5074] loop0: detected capacity change from 0 to 128
[   74.539473][ T5074] oldfs: cannot read superblock
[   74.545039][    C0] ------------[ cut here ]------------
[   74.551193][    C0] VFS: brelse: Trying to free free buffer
[   74.557194][    C0] WARNING: CPU: 0 PID: 5075 at fs/buffer.c:1235 invalidate_bh_lru+0x102/0x1b0
[   74.566105][    C0] Modules linked in:
[   74.570066][    C0] CPU: 0 PID: 5075 Comm: udevd Not tainted 6.9.0-rc4-syzkaller-00173-g3cdb45594619 #0
[   74.579656][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
[   74.589754][    C0] RIP: 0010:invalidate_bh_lru+0x102/0x1b0
[   74.595580][    C0] Code: 34 4f dd ff f0 ff 0b eb 25 e8 2a 3b 7c ff 41 80 3c 2e 00 75 2a eb 30 e8 1c 3b 7c ff 90 48 c7 c7 c0 dc d8 8b e8 9f b7 3e ff 90 <0f> 0b 90 90 48 bd 00 00 00 00 00 fc ff df 41 80 3c 2e 00 74 08 4c
[   74.615671][    C0] RSP: 0000:ffffc90000007f30 EFLAGS: 00010046
[   74.621777][    C0] RAX: 12af0dae7dbd1700 RBX: ffff8880799b6060 RCX: ffff8880294abc00
[   74.629771][    C0] RDX: 0000000080010001 RSI: 0000000000000000 RDI: 0000000000000000
[   74.637932][    C0] RBP: 0000000000000000 R08: ffffffff81587f92 R09: fffffbfff1c39b48
[   74.646131][    C0] R10: dffffc0000000000 R11: fffffbfff1c39b48 R12: ffff8880b9439370
[   74.654271][    C0] R13: 0000000000000000 R14: 1ffff1101728726e R15: ffff8880b9439370
[   74.662280][    C0] FS:  00007fe9540c7c80(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
[   74.672007][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.678607][    C0] CR2: 00007fe953db4c20 CR3: 000000007b7e4000 CR4: 00000000003506f0
[   74.686622][    C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   74.694615][    C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   74.702635][    C0] Call Trace:
[   74.706210][    C0]  <IRQ>
[   74.709116][    C0]  ? __warn+0x163/0x4e0
[   74.714091][    C0]  ? invalidate_bh_lru+0x102/0x1b0
[   74.719232][    C0]  ? report_bug+0x2b3/0x500
[   74.724037][    C0]  ? invalidate_bh_lru+0x102/0x1b0
[   74.729605][    C0]  ? handle_bug+0x3e/0x70
[   74.734157][    C0]  ? exc_invalid_op+0x1a/0x50
[   74.739161][    C0]  ? asm_exc_invalid_op+0x1a/0x20
[   74.744341][    C0]  ? __warn_printk+0x292/0x360
[   74.749195][    C0]  ? invalidate_bh_lru+0x102/0x1b0
[   74.754884][    C0]  ? __pfx_invalidate_bh_lru+0x10/0x10
[   74.760528][    C0]  __flush_smp_call_function_queue+0x3fc/0x1690
[   74.767071][    C0]  ? __pfx_invalidate_bh_lru+0x10/0x10
[   74.772590][    C0]  __sysvec_call_function_single+0xb8/0x430
[   74.778631][    C0]  sysvec_call_function_single+0x9e/0xc0
[   74.784323][    C0]  </IRQ>
[   74.788171][    C0]  <TASK>
[   74.791126][    C0]  asm_sysvec_call_function_single+0x1a/0x20
[   74.797175][    C0] RIP: 0010:count_memcg_event_mm+0x334/0x420
[   74.803306][    C0] Code: f2 5a b6 ff 4c 8b 6c 24 18 eb 1f e8 e6 5a b6 ff e8 61 49 97 09 4d 85 f6 74 84 e8 d7 5a b6 ff fb 49 be 00 00 00 00 00 fc ff df <e8> e7 4f 97 09 89 c3 31 ff 89 c6 e8 fc 5e b6 ff 85 db 74 10 e8 03
[   74.823481][    C0] RSP: 0000:ffffc9000375fda0 EFLAGS: 00000293
[   74.829769][    C0] RAX: ffffffff81dfa599 RBX: 0000000000000000 RCX: ffff8880294abc00
[   74.838003][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   74.846119][    C0] RBP: ffffc9000375fe70 R08: ffffffff81dfa509 R09: 1ffffffff25df6b3
[   74.854697][    C0] R10: dffffc0000000000 R11: fffffbfff25df6b4 R12: 0000000000000046
[   74.863034][    C0] R13: ffffffff81dfa304 R14: dffffc0000000000 R15: 1ffff920006ebfb8
[   74.871146][    C0]  ? count_memcg_event_mm+0x94/0x420
[   74.876530][    C0]  ? count_memcg_event_mm+0x299/0x420
[   74.882044][    C0]  ? count_memcg_event_mm+0x329/0x420
[   74.888262][    C0]  ? count_memcg_event_mm+0x94/0x420
[   74.893859][    C0]  ? __pfx_count_memcg_event_mm+0x10/0x10
[   74.899845][    C0]  ? lock_vma_under_rcu+0x18a/0x730
[   74.905132][    C0]  ? __pfx_lock_vma_under_rcu+0x10/0x10
[   74.910764][    C0]  handle_mm_fault+0x3d5/0x770
[   74.915585][    C0]  exc_page_fault+0x446/0x8e0
[   74.921022][    C0]  asm_exc_page_fault+0x26/0x30
[   74.926068][    C0] RIP: 0033:0x7fe953ccb481
[   74.930565][    C0] Code: 1e ff ff ff 48 81 c4 48 08 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 41 57 41 56 41 55 41 54 55 48 89 fd 53 48 81 ec 18 01 00 00 <0f> b6 1e 84 db 0f 84 0f 02 00 00 49 89 f4 89 de e8 ca bd fa ff 48
[   74.950233][    C0] RSP: 002b:00007ffccec866a0 EFLAGS: 00010206
[   74.956349][    C0] RAX: 000055d5d918d0f0 RBX: 000055d59bcc172e RCX: 00007fe953d169a4
[   74.964356][    C0] RDX: 00000000fbad2484 RSI: 00007fe953db4c20 RDI: 000055d59bcc172f
[   74.972450][    C0] RBP: 000055d59bcc172f R08: 0000000000000004 R09: 0000000000000001
[   74.980819][    C0] R10: 00000000000001b6 R11: 0000000000000246 R12: 000055d59bcbf185
[   74.989091][    C0] R13: 000055d5d918d0f0 R14: 0000000000000001 R15: 000055d5d916a910
[   74.997100][    C0]  </TASK>
[   75.000167][    C0] Kernel panic - not syncing: kernel: panic_on_warn set ...
[   75.007548][    C0] CPU: 0 PID: 5075 Comm: udevd Not tainted 6.9.0-rc4-syzkaller-00173-g3cdb45594619 #0
[   75.017233][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
[   75.027312][    C0] Call Trace:
[   75.030637][    C0]  <IRQ>
[   75.033518][    C0]  dump_stack_lvl+0x241/0x360
[   75.038246][    C0]  ? __pfx_dump_stack_lvl+0x10/0x10
[   75.043476][    C0]  ? __pfx__printk+0x10/0x10
[   75.048170][    C0]  ? _printk+0xd5/0x120
[   75.052442][    C0]  ? vscnprintf+0x5d/0x90
[   75.057143][    C0]  panic+0x349/0x860
[   75.061068][    C0]  ? __warn+0x172/0x4e0
[   75.065273][    C0]  ? __pfx_panic+0x10/0x10
[   75.069764][    C0]  ? show_trace_log_lvl+0x4e6/0x520
[   75.075008][    C0]  __warn+0x346/0x4e0
[   75.079115][    C0]  ? invalidate_bh_lru+0x102/0x1b0
[   75.084267][    C0]  report_bug+0x2b3/0x500
[   75.088618][    C0]  ? invalidate_bh_lru+0x102/0x1b0
[   75.093752][    C0]  handle_bug+0x3e/0x70
[   75.097933][    C0]  exc_invalid_op+0x1a/0x50
[   75.102548][    C0]  asm_exc_invalid_op+0x1a/0x20
[   75.108353][    C0] RIP: 0010:invalidate_bh_lru+0x102/0x1b0
[   75.114310][    C0] Code: 34 4f dd ff f0 ff 0b eb 25 e8 2a 3b 7c ff 41 80 3c 2e 00 75 2a eb 30 e8 1c 3b 7c ff 90 48 c7 c7 c0 dc d8 8b e8 9f b7 3e ff 90 <0f> 0b 90 90 48 bd 00 00 00 00 00 fc ff df 41 80 3c 2e 00 74 08 4c
[   75.134687][    C0] RSP: 0000:ffffc90000007f30 EFLAGS: 00010046
[   75.141136][    C0] RAX: 12af0dae7dbd1700 RBX: ffff8880799b6060 RCX: ffff8880294abc00
[   75.149398][    C0] RDX: 0000000080010001 RSI: 0000000000000000 RDI: 0000000000000000
[   75.158197][    C0] RBP: 0000000000000000 R08: ffffffff81587f92 R09: fffffbfff1c39b48
[   75.166492][    C0] R10: dffffc0000000000 R11: fffffbfff1c39b48 R12: ffff8880b9439370
[   75.175642][    C0] R13: 0000000000000000 R14: 1ffff1101728726e R15: ffff8880b9439370
[   75.183941][    C0]  ? __warn_printk+0x292/0x360
[   75.188828][    C0]  ? __pfx_invalidate_bh_lru+0x10/0x10
[   75.194618][    C0]  __flush_smp_call_function_queue+0x3fc/0x1690
[   75.203220][    C0]  ? __pfx_invalidate_bh_lru+0x10/0x10
[   75.209209][    C0]  __sysvec_call_function_single+0xb8/0x430
[   75.215607][    C0]  sysvec_call_function_single+0x9e/0xc0
[   75.221468][    C0]  </IRQ>
[   75.224790][    C0]  <TASK>
[   75.227829][    C0]  asm_sysvec_call_function_single+0x1a/0x20
[   75.234087][    C0] RIP: 0010:count_memcg_event_mm+0x334/0x420
[   75.240413][    C0] Code: f2 5a b6 ff 4c 8b 6c 24 18 eb 1f e8 e6 5a b6 ff e8 61 49 97 09 4d 85 f6 74 84 e8 d7 5a b6 ff fb 49 be 00 00 00 00 00 fc ff df <e8> e7 4f 97 09 89 c3 31 ff 89 c6 e8 fc 5e b6 ff 85 db 74 10 e8 03
[   75.261568][    C0] RSP: 0000:ffffc9000375fda0 EFLAGS: 00000293
[   75.267949][    C0] RAX: ffffffff81dfa599 RBX: 0000000000000000 RCX: ffff8880294abc00
[   75.276609][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   75.284929][    C0] RBP: ffffc9000375fe70 R08: ffffffff81dfa509 R09: 1ffffffff25df6b3
[   75.292952][    C0] R10: dffffc0000000000 R11: fffffbfff25df6b4 R12: 0000000000000046
[   75.301210][    C0] R13: ffffffff81dfa304 R14: dffffc0000000000 R15: 1ffff920006ebfb8
[   75.310099][    C0]  ? count_memcg_event_mm+0x94/0x420
[   75.315526][    C0]  ? count_memcg_event_mm+0x299/0x420
[   75.321027][    C0]  ? count_memcg_event_mm+0x329/0x420
[   75.326565][    C0]  ? count_memcg_event_mm+0x94/0x420
[   75.333308][    C0]  ? __pfx_count_memcg_event_mm+0x10/0x10
[   75.339262][    C0]  ? lock_vma_under_rcu+0x18a/0x730
[   75.344492][    C0]  ? __pfx_lock_vma_under_rcu+0x10/0x10
[   75.350905][    C0]  handle_mm_fault+0x3d5/0x770
[   75.356126][    C0]  exc_page_fault+0x446/0x8e0
[   75.361480][    C0]  asm_exc_page_fault+0x26/0x30
[   75.367085][    C0] RIP: 0033:0x7fe953ccb481
[   75.371840][    C0] Code: 1e ff ff ff 48 81 c4 48 08 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 41 57 41 56 41 55 41 54 55 48 89 fd 53 48 81 ec 18 01 00 00 <0f> b6 1e 84 db 0f 84 0f 02 00 00 49 89 f4 89 de e8 ca bd fa ff 48
[   75.392540][    C0] RSP: 002b:00007ffccec866a0 EFLAGS: 00010206
[   75.398730][    C0] RAX: 000055d5d918d0f0 RBX: 000055d59bcc172e RCX: 00007fe953d169a4
[   75.407067][    C0] RDX: 00000000fbad2484 RSI: 00007fe953db4c20 RDI: 000055d59bcc172f
[   75.415338][    C0] RBP: 000055d59bcc172f R08: 0000000000000004 R09: 0000000000000001
[   75.423384][    C0] R10: 00000000000001b6 R11: 0000000000000246 R12: 000055d59bcbf185
[   75.432086][    C0] R13: 000055d5d918d0f0 R14: 0000000000000001 R15: 000055d5d916a910
[   75.440559][    C0]  </TASK>
[   75.444032][    C0] Kernel Offset: disabled
[   75.448822][    C0] Rebooting in 86400 seconds..