./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1797828289

<...>
Warning: Permanently added '10.128.0.232' (ED25519) to the list of known hosts.
execve("./syz-executor1797828289", ["./syz-executor1797828289"], 0x7ffc7c37e160 /* 10 vars */) = 0
brk(NULL)                               = 0x55558b769000
brk(0x55558b769d40)                     = 0x55558b769d40
arch_prctl(ARCH_SET_FS, 0x55558b7693c0) = 0
set_tid_address(0x55558b769690)         = 296
set_robust_list(0x55558b7696a0, 24)     = 0
rseq(0x55558b769ce0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented)
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1797828289", 4096) = 28
getrandom("\xb9\x84\x1b\xe9\x44\xa5\xfc\x24", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x55558b769d40
brk(0x55558b78ad40)                     = 0x55558b78ad40
brk(0x55558b78b000)                     = 0x55558b78b000
mprotect(0x7f4729039000, 16384, PROT_READ) = 0
mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000
mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000
mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0executing program
) = 0x200001000000
write(1, "executing program\n", 18)     = 18
futex(0x7f472903f3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
rt_sigaction(SIGRT_1, {sa_handler=0x7f4728fd83e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4728fc9a60}, NULL, 8) = 0
rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f4728f40000
mprotect(0x7f4728f41000, 131072, PROT_READ|PROT_WRITE) = 0
rt_sigprocmask(SIG_BLOCK, ~[], [], 8)   = 0
clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4728f60990, parent_tid=0x7f4728f60990, exit_signal=0, stack=0x7f4728f40000, stack_size=0x20300, tls=0x7f4728f606c0} => {parent_tid=[297]}, 88) = 297
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
futex(0x7f472903f3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
futex(0x7f472903f3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 297 attached
 <unfinished ...>
[pid   297] set_robust_list(0x7f4728f609a0, 24) = 0
[pid   297] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   297] mkdirat(AT_FDCWD, "./file0", 000) = 0
[pid   297] futex(0x7f472903f3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   296] <... futex resumed>)        = 0
[pid   296] futex(0x7f472903f3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   296] futex(0x7f472903f3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   297] <... futex resumed>)        = 1
[pid   297] openat(AT_FDCWD, "/dev/fuse", O_RDWR|O_CREAT, 000) = 3
[pid   297] futex(0x7f472903f3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   296] <... futex resumed>)        = 0
[pid   296] futex(0x7f472903f3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   296] futex(0x7f472903f3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   297] <... futex resumed>)        = 1
[pid   297] mount(NULL, "./file0", "fuse", 0, "fd=0x0000000000000003,rootmode=00000000000000000040000,user_id=00000000000000000000,group_id=0000000"...) = 0
[pid   297] futex(0x7f472903f3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid   297] futex(0x7f472903f3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid   296] <... futex resumed>)        = 0
[pid   296] futex(0x7f472903f3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid   297] <... futex resumed>)        = 0
[pid   297] read(3, "\x68\x00\x00\x00\x1a\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x07\x00\x00\x00\x29\x00\x00\x00\x00\x00\x02\x00\xfb\xff\xff\x73\xfd\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 8224) = 104
[pid   297] futex(0x7f472903f3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   297] futex(0x7f472903f3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid   296] futex(0x7f472903f3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid   296] futex(0x7f472903f3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid   297] <... futex resumed>)        = 0
[pid   297] unlinkat(AT_FDCWD, "./file0/file0", 0 <unfinished ...>
[   24.319540][   T36] audit: type=1400 audit(1754154490.800:64): avc:  denied  { execmem } for  pid=296 comm="syz-executor179" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   24.338966][   T36] audit: type=1400 audit(1754154490.810:65): avc:  denied  { read write } for  pid=296 comm="syz-executor179" name="fuse" dev="devtmpfs" ino=23 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1
[pid   296] futex(0x7f472903f3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out)
[pid   296] futex(0x7f472903f3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   296] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f4728f1f000
[pid   296] mprotect(0x7f4728f20000, 131072, PROT_READ|PROT_WRITE) = 0
[pid   296] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid   296] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4728f3f990, parent_tid=0x7f4728f3f990, exit_signal=0, stack=0x7f4728f1f000, stack_size=0x20300, tls=0x7f4728f3f6c0}./strace-static-x86_64: Process 299 attached
 <unfinished ...>
[pid   299] set_robust_list(0x7f4728f3f9a0, 24) = 0
[pid   296] <... clone3 resumed> => {parent_tid=[299]}, 88) = 299
[pid   299] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid   296] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid   299] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid   296] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid   296] futex(0x7f472903f3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   299] write(3, "\x50\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x07\x00\x00\x00\x1f\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 80 <unfinished ...>
[pid   296] <... futex resumed>)        = 0
[pid   299] <... write resumed>)        = 80
[pid   296] futex(0x7f472903f3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   299] futex(0x7f472903f3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid   296] <... futex resumed>)        = 0
[pid   299] futex(0x7f472903f3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid   296] futex(0x7f472903f3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   299] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid   296] futex(0x7f472903f3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   299] read(3, "\x2e\x00\x00\x00\x01\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x29\x01\x00\x00\x00\x00\x00\x00\x66\x69\x6c\x65\x30\x00", 8192) = 46
[   24.362424][   T36] audit: type=1400 audit(1754154490.810:66): avc:  denied  { open } for  pid=296 comm="syz-executor179" path="/dev/fuse" dev="devtmpfs" ino=23 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1
[   24.385401][  T297] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN PTI
[   24.385805][   T36] audit: type=1400 audit(1754154490.810:67): avc:  denied  { mounton } for  pid=296 comm="syz-executor179" path="/root/file0" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[   24.398330][  T297] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]
[   24.398362][  T297] CPU: 0 UID: 0 PID: 297 Comm: syz-executor179 Not tainted 6.12.38-syzkaller-gbf0fb8bb181b #0 d02c7cfa86e34ad1734bbfdc1f5f1c3ce9be47fc
[   24.398386][  T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   24.398397][  T297] RIP: 0010:do_unlinkat+0x27e/0x5a0
[   24.421336][   T36] audit: type=1400 audit(1754154490.810:68): avc:  denied  { mount } for  pid=296 comm="syz-executor179" name="/" dev="fuse" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1
[   24.429428][  T297] Code: e8 f7 67 9b ff 31 db 41 81 ff 00 00 20 00 0f 95 c3 83 c3 eb e9 d7 00 00 00 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <0f> b6 04 08 84 c0 0f 85 37 02 00 00 41 8b 1e be 00 00 70 00 21 de
[   24.444535][   T36] audit: type=1400 audit(1754154490.930:69): avc:  denied  { read } for  pid=91 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1
[   24.453229][  T297] RSP: 0018:ffffc900011cfe00 EFLAGS: 00010203
[   24.453264][  T297] RAX: 0000000000000001 RBX: 0000000000000000 RCX: dffffc0000000000
[   24.458746][   T36] audit: type=1400 audit(1754154490.930:70): avc:  denied  { search } for  pid=91 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1
[   24.480481][  T297] RDX: ffff88812c4a9300 RSI: 0000000000000000 RDI: 0000000000000000
[   24.480501][  T297] RBP: ffffc900011cfee0 R08: ffff8881f6e50a07 R09: 1ffff1103edca140
[   24.480512][  T297] R10: dffffc0000000000 R11: ffffed103edca141 R12: 1ffff1102223fe8e
[   24.480524][  T297] R13: ffff8881111ff470 R14: 000000000000000d R15: 0000000000000000
[   24.480535][  T297] FS:  00007f4728f606c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
[   24.480549][  T297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.500578][   T36] audit: type=1400 audit(1754154490.930:71): avc:  denied  { write } for  pid=91 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1
[   24.521990][  T297] CR2: 000020000000a000 CR3: 0000000130484000 CR4: 00000000003526b0
[   24.522010][  T297] Call Trace:
[   24.522016][  T297]  <TASK>
[   24.522024][  T297]  ? __cfi_do_unlinkat+0x10/0x10
[   24.522048][  T297]  ? getname_flags+0x209/0x710
[   24.528420][   T36] audit: type=1400 audit(1754154490.930:72): avc:  denied  { add_name } for  pid=91 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1
[   24.536039][  T297]  __x64_sys_unlinkat+0xda/0xf0
[   24.536063][  T297]  x64_sys_call+0x2974/0x2ee0
[   24.536086][  T297]  do_syscall_64+0x58/0xf0
[   24.557496][   T36] audit: type=1400 audit(1754154490.930:73): avc:  denied  { create } for  pid=91 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[   24.565177][  T297]  ? clear_bhb_loop+0x50/0xa0
[   24.565201][  T297]  entry_SYSCALL_64_after_hwframe+0x76/0x7e
[   24.714186][  T297] RIP: 0033:0x7f4728fb2539
[   24.718595][  T297] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[   24.738176][  T297] RSP: 002b:00007f4728f60218 EFLAGS: 00000246 ORIG_RAX: 0000000000000107
[   24.746566][  T297] RAX: ffffffffffffffda RBX: 00007f472903f3e8 RCX: 00007f4728fb2539
[   24.754513][  T297] RDX: 0000000000000000 RSI: 0000200000000040 RDI: 00000000ffffff9c
[   24.762472][  T297] RBP: 00007f472903f3e0 R08: 0000000000000000 R09: 0000000000000000
[pid   299] write(3, "\x9d\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x05\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\xf9\xff\xff\xff\xff\xff\xff\xff\x00\x00\x00\x00"..., 157) = 157
[pid   299] futex(0x7f472903f3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid   299] futex(0x7f472903f3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid   296] <... futex resumed>)        = 0
[   24.770415][  T297] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f472900c03c
[   24.778358][  T297] R13: 0000200000008280 R14: 00007f472900a016 R15: 00002000000020c0
[   24.786306][  T297]  </TASK>
[   24.789299][  T297] Modules linked in:
[   24.793345][  T297] ---[ end trace 0000000000000000 ]---
[   24.799024][  T297] RIP: 0010:do_unlinkat+0x27e/0x5a0
[   24.804271][  T297] Code: e8 f7 67 9b ff 31 db 41 81 ff 00 00 20 00 0f 95 c3 83 c3 eb e9 d7 00 00 00 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <0f> b6 04 08 84 c0 0f 85 37 02 00 00 41 8b 1e be 00 00 70 00 21 de
[   24.823903][  T297] RSP: 0018:ffffc900011cfe00 EFLAGS: 00010203
[   24.829970][  T297] RAX: 0000000000000001 RBX: 0000000000000000 RCX: dffffc0000000000
[   24.837954][  T297] RDX: ffff88812c4a9300 RSI: 0000000000000000 RDI: 0000000000000000
[   24.845942][  T297] RBP: ffffc900011cfee0 R08: ffff8881f6e50a07 R09: 1ffff1103edca140
[   24.853935][  T297] R10: dffffc0000000000 R11: ffffed103edca141 R12: 1ffff1102223fe8e
[   24.861914][  T297] R13: ffff8881111ff470 R14: 000000000000000d R15: 0000000000000000
[   24.869868][  T297] FS:  00007f4728f606c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
[   24.878803][  T297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.885400][  T297] CR2: 000020000000a000 CR3: 0000000130484000 CR4: 00000000003526b0
[   24.893383][  T297] Kernel panic - not syncing: Fatal exception
[   24.899681][  T297] Kernel Offset: disabled
[   24.903992][  T297] Rebooting in 86400 seconds..