./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3649880141
<...>
Warning: Permanently added '10.128.0.172' (ED25519) to the list of known hosts.
execve("./syz-executor3649880141", ["./syz-executor3649880141"], 0x7ffe8b5fd790 /* 10 vars */) = 0
brk(NULL) = 0x555572374000
brk(0x555572374d00) = 0x555572374d00
arch_prctl(ARCH_SET_FS, 0x555572374380) = 0
set_tid_address(0x555572374650) = 5822
set_robust_list(0x555572374660, 24) = 0
rseq(0x555572374ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3649880141", 4096) = 28
getrandom("\x6d\xde\x8e\xde\xd9\xa2\xb7\xa8", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555572374d00
brk(0x555572395d00) = 0x555572395d00
brk(0x555572396000) = 0x555572396000
mprotect(0x7f1da1d07000, 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
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5823 attached
<unfinished ...>
[pid 5823] set_robust_list(0x555572374660, 24 <unfinished ...>
[pid 5822] <... clone resumed>, child_tidptr=0x555572374650) = 5823
[pid 5823] <... set_robust_list resumed>) = 0
[pid 5823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5823] setpgid(0, 0) = 0
[pid 5823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5823] write(3, "1000", 4) = 4
[pid 5823] close(3) = 0
[pid 5823] write(1, "executing program\n", 18executing program
) = 18
[pid 5823] memfd_create("syzkaller", 0) = 3
[pid 5823] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1d99800000
[pid 5823] 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
[pid 5823] munmap(0x7f1d99800000, 138412032) = 0
[pid 5823] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5823] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5823] close(3) = 0
[pid 5823] close(4) = 0
[pid 5823] mkdir("./file0", 0777) = 0
[ 96.405377][ T5823] loop0: detected capacity change from 0 to 128
[ 96.459605][ T5823] VFS: Found a Xenix FS (block size = 1024) on device loop0
[ 96.470128][ T5823] Bad inode number on dev loop0: 2 is out of range
[ 96.477475][ T5823] SysV FS: get root inode failed
[ 96.487083][ T5823] oldfs: cannot read superblock
[ 96.494199][ T5823] ------------[ cut here ]------------
[ 96.500728][ T5823] VFS: brelse: Trying to free free buffer
[ 96.508051][ T5823] WARNING: CPU: 1 PID: 5823 at fs/buffer.c:1229 invalidate_bh_lru+0x102/0x1b0
[ 96.518131][ T5823] Modules linked in:
[ 96.522351][ T5823] CPU: 1 UID: 0 PID: 5823 Comm: syz-executor364 Not tainted 6.13.0-rc7-syzkaller-00189-g595523945be0 #0
[ 96.536656][ T5823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
[ 96.549482][ T5823] RIP: 0010:invalidate_bh_lru+0x102/0x1b0
[ 96.555611][ T5823] Code: 64 2d dc ff f0 ff 0b eb 25 e8 ca 4b 78 ff 41 80 3c 2e 00 75 2a eb 30 e8 bc 4b 78 ff 90 48 c7 c7 20 f0 18 8c e8 df f0 38 ff 90 <0f> 0b 90 90 48 bd 00 00 00 00 00 fc ff df 41 80 3c 2e 00 74 08 4c
[ 96.583134][ T5823] RSP: 0018:ffffc90003c8f8c8 EFLAGS: 00010046
[ 96.590079][ T5823] RAX: aa0d0c29d075dd00 RBX: ffff88807242f5d0 RCX: ffff88807e1f0000
[ 96.599869][ T5823] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 96.609284][ T5823] RBP: 0000000000000000 R08: ffffffff816019e2 R09: 1ffff110170e519a
[ 96.619316][ T5823] R10: dffffc0000000000 R11: ffffed10170e519b R12: ffff8880b8739838
[ 96.629488][ T5823] R13: 0000000000000000 R14: 1ffff110170e7307 R15: ffff8880b8739838
[ 96.640312][ T5823] FS: 0000555572374380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
[ 96.654190][ T5823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 96.662116][ T5823] CR2: 0000558de8b6aaa0 CR3: 0000000075b2e000 CR4: 00000000003526f0
[ 96.672843][ T5823] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 96.682267][ T5823] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 96.692818][ T5823] Call Trace:
[ 96.696941][ T5823] <TASK>
[ 96.700374][ T5823] ? __warn+0x165/0x4d0
[ 96.705061][ T5823] ? invalidate_bh_lru+0x102/0x1b0
[ 96.711357][ T5823] ? report_bug+0x2b3/0x500
[ 96.717397][ T5823] ? invalidate_bh_lru+0x102/0x1b0
[ 96.723991][ T5823] ? handle_bug+0x60/0x90
[ 96.728865][ T5823] ? exc_invalid_op+0x1a/0x50
[ 96.735640][ T5823] ? asm_exc_invalid_op+0x1a/0x20
[ 96.741936][ T5823] ? __warn_printk+0x292/0x360
[ 96.748141][ T5823] ? invalidate_bh_lru+0x102/0x1b0
[ 96.753745][ T5823] ? invalidate_bh_lru+0x101/0x1b0
[ 96.759113][ T5823] ? __pfx_invalidate_bh_lru+0x10/0x10
[ 96.766136][ T5823] smp_call_function_many_cond+0x1760/0x2c60
[ 96.775051][ T5823] ? __pfx_has_bh_in_lru+0x10/0x10
[ 96.781775][ T5823] ? __pfx_invalidate_bh_lru+0x10/0x10
[ 96.789278][ T5823] ? __pfx_smp_call_function_many_cond+0x10/0x10
[ 96.796516][ T5823] ? __pfx_invalidate_bh_lru+0x10/0x10
[ 96.802925][ T5823] ? __pfx_has_bh_in_lru+0x10/0x10
[ 96.808360][ T5823] on_each_cpu_cond_mask+0x3f/0x80
[ 96.814991][ T5823] blkdev_flush_mapping+0xfe/0x270
[ 96.820454][ T5823] ? bdev_release+0x456/0x700
[ 96.829524][ T5823] bdev_release+0x460/0x700
[ 96.835484][ T5823] blkdev_release+0x15/0x20
[ 96.841697][ T5823] ? __pfx_blkdev_release+0x10/0x10
[ 96.848525][ T5823] __fput+0x23c/0xa50
[ 96.853869][ T5823] task_work_run+0x24f/0x310
[ 96.858937][ T5823] ? __pfx_task_work_run+0x10/0x10
[ 96.865493][ T5823] ? kasan_quarantine_put+0xdc/0x230
[ 96.873201][ T5823] ? lockdep_hardirqs_on+0x99/0x150
[ 96.879602][ T5823] ptrace_notify+0x2d2/0x380
[ 96.885056][ T5823] ? __pfx_ptrace_notify+0x10/0x10
[ 96.891547][ T5823] ? __se_sys_mount+0x379/0x3c0
[ 96.896822][ T5823] syscall_exit_work+0xc7/0x1d0
[ 96.902184][ T5823] syscall_exit_to_user_mode+0x24a/0x340
[ 96.908553][ T5823] do_syscall_64+0x100/0x230
[ 96.914237][ T5823] ? clear_bhb_loop+0x35/0x90
[ 96.920017][ T5823] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 96.926894][ T5823] RIP: 0033:0x7f1da1c8bdea
[ 96.932329][ T5823] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 96.960416][ T5823] RSP: 002b:00007ffdb2dead28 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[ 96.970729][ T5823] RAX: ffffffffffffffea RBX: 00007ffdb2dead40 RCX: 00007f1da1c8bdea
[ 96.981887][ T5823] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffdb2dead40
[ 96.991853][ T5823] RBP: 0000000000000004 R08: 00007ffdb2dead80 R09: 0000000000009eaf
[ 97.004211][ T5823] R10: 0000000002000412 R11: 0000000000000282 R12: 0000000002000412
[ 97.014866][ T5823] R13: 00007ffdb2dead80 R14: 0000000000000003 R15: 0000000000010000
[ 97.025530][ T5823] </TASK>
[ 97.029394][ T5823] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 97.037494][ T5823] CPU: 1 UID: 0 PID: 5823 Comm: syz-executor364 Not tainted 6.13.0-rc7-syzkaller-00189-g595523945be0 #0
[ 97.050837][ T5823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
[ 97.064015][ T5823] Call Trace:
[ 97.068467][ T5823] <TASK>
[ 97.073723][ T5823] dump_stack_lvl+0x241/0x360
[ 97.079994][ T5823] ? __pfx_dump_stack_lvl+0x10/0x10
[ 97.087268][ T5823] ? __pfx__printk+0x10/0x10
[ 97.093814][ T5823] ? _printk+0xd5/0x120
[ 97.099224][ T5823] ? __init_begin+0x41000/0x41000
[ 97.104838][ T5823] ? vscnprintf+0x5d/0x90
[ 97.111029][ T5823] panic+0x349/0x880
[ 97.116211][ T5823] ? __warn+0x174/0x4d0
[ 97.121332][ T5823] ? __pfx_panic+0x10/0x10
[ 97.126994][ T5823] __warn+0x344/0x4d0
[ 97.131136][ T5823] ? invalidate_bh_lru+0x102/0x1b0
[ 97.137438][ T5823] report_bug+0x2b3/0x500
[ 97.142173][ T5823] ? invalidate_bh_lru+0x102/0x1b0
[ 97.150681][ T5823] handle_bug+0x60/0x90
[ 97.156733][ T5823] exc_invalid_op+0x1a/0x50
[ 97.162508][ T5823] asm_exc_invalid_op+0x1a/0x20
[ 97.168459][ T5823] RIP: 0010:invalidate_bh_lru+0x102/0x1b0
[ 97.176076][ T5823] Code: 64 2d dc ff f0 ff 0b eb 25 e8 ca 4b 78 ff 41 80 3c 2e 00 75 2a eb 30 e8 bc 4b 78 ff 90 48 c7 c7 20 f0 18 8c e8 df f0 38 ff 90 <0f> 0b 90 90 48 bd 00 00 00 00 00 fc ff df 41 80 3c 2e 00 74 08 4c
[ 97.199575][ T5823] RSP: 0018:ffffc90003c8f8c8 EFLAGS: 00010046
[ 97.206636][ T5823] RAX: aa0d0c29d075dd00 RBX: ffff88807242f5d0 RCX: ffff88807e1f0000
[ 97.216652][ T5823] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 97.226636][ T5823] RBP: 0000000000000000 R08: ffffffff816019e2 R09: 1ffff110170e519a
[ 97.239118][ T5823] R10: dffffc0000000000 R11: ffffed10170e519b R12: ffff8880b8739838
[ 97.250802][ T5823] R13: 0000000000000000 R14: 1ffff110170e7307 R15: ffff8880b8739838
[ 97.259957][ T5823] ? __warn_printk+0x292/0x360
[ 97.265563][ T5823] ? invalidate_bh_lru+0x101/0x1b0
[ 97.271783][ T5823] ? __pfx_invalidate_bh_lru+0x10/0x10
[ 97.280029][ T5823] smp_call_function_many_cond+0x1760/0x2c60
[ 97.288122][ T5823] ? __pfx_has_bh_in_lru+0x10/0x10
[ 97.294761][ T5823] ? __pfx_invalidate_bh_lru+0x10/0x10
[ 97.300974][ T5823] ? __pfx_smp_call_function_many_cond+0x10/0x10
[ 97.308222][ T5823] ? __pfx_invalidate_bh_lru+0x10/0x10
[ 97.315210][ T5823] ? __pfx_has_bh_in_lru+0x10/0x10
[ 97.321131][ T5823] on_each_cpu_cond_mask+0x3f/0x80
[ 97.327290][ T5823] blkdev_flush_mapping+0xfe/0x270
[ 97.333906][ T5823] ? bdev_release+0x456/0x700
[ 97.338899][ T5823] bdev_release+0x460/0x700
[ 97.343638][ T5823] blkdev_release+0x15/0x20
[ 97.349059][ T5823] ? __pfx_blkdev_release+0x10/0x10
[ 97.355714][ T5823] __fput+0x23c/0xa50
[ 97.360993][ T5823] task_work_run+0x24f/0x310
[ 97.366732][ T5823] ? __pfx_task_work_run+0x10/0x10
[ 97.372585][ T5823] ? kasan_quarantine_put+0xdc/0x230
[ 97.378661][ T5823] ? lockdep_hardirqs_on+0x99/0x150
[ 97.384886][ T5823] ptrace_notify+0x2d2/0x380
[ 97.391889][ T5823] ? __pfx_ptrace_notify+0x10/0x10
[ 97.398174][ T5823] ? __se_sys_mount+0x379/0x3c0
[ 97.405678][ T5823] syscall_exit_work+0xc7/0x1d0
[ 97.411899][ T5823] syscall_exit_to_user_mode+0x24a/0x340
[ 97.418870][ T5823] do_syscall_64+0x100/0x230
[ 97.425807][ T5823] ? clear_bhb_loop+0x35/0x90
[ 97.435236][ T5823] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 97.441843][ T5823] RIP: 0033:0x7f1da1c8bdea
[ 97.447709][ T5823] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 97.472240][ T5823] RSP: 002b:00007ffdb2dead28 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[ 97.481361][ T5823] RAX: ffffffffffffffea RBX: 00007ffdb2dead40 RCX: 00007f1da1c8bdea
[ 97.491237][ T5823] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffdb2dead40
[ 97.501680][ T5823] RBP: 0000000000000004 R08: 00007ffdb2dead80 R09: 0000000000009eaf
[ 97.511416][ T5823] R10: 0000000002000412 R11: 0000000000000282 R12: 0000000002000412
[ 97.522201][ T5823] R13: 00007ffdb2dead80 R14: 0000000000000003 R15: 0000000000010000
[ 97.533461][ T5823] </TASK>
[ 97.537656][ T5823] Kernel Offset: disabled
[ 97.543290][ T5823] Rebooting in 86400 seconds..