./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4138228312

<...>
Warning: Permanently added '10.128.0.162' (ED25519) to the list of known hosts.
execve("./syz-executor4138228312", ["./syz-executor4138228312"], 0x7ffe8c039ea0 /* 10 vars */) = 0
brk(NULL)                               = 0x55558000d000
brk(0x55558000dd40)                     = 0x55558000dd40
arch_prctl(ARCH_SET_FS, 0x55558000d3c0) = 0
set_tid_address(0x55558000d690)         = 288
set_robust_list(0x55558000d6a0, 24)     = 0
rseq(0x55558000dce0, 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-executor4138228312", 4096) = 28
getrandom("\xee\x1d\x50\xd3\x57\x19\x05\x26", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x55558000dd40
brk(0x55558002ed40)                     = 0x55558002ed40
brk(0x55558002f000)                     = 0x55558002f000
mprotect(0x7fb3f8ed4000, 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, 0) = 0x200001000000
write(1, "executing program\n", 18executing program
)     = 18
futex(0x7fb3f8eda3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
rt_sigaction(SIGRT_1, {sa_handler=0x7fb3f8e73620, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb3f8e64ca0}, 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) = 0x7fb3f8def000
mprotect(0x7fb3f8df0000, 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=0x7fb3f8e0f990, parent_tid=0x7fb3f8e0f990, exit_signal=0, stack=0x7fb3f8def000, stack_size=0x20300, tls=0x7fb3f8e0f6c0} => {parent_tid=[289]}, 88) = 289
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
futex(0x7fb3f8eda3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
futex(0x7fb3f8eda3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 289 attached
 <unfinished ...>
[pid   289] set_robust_list(0x7fb3f8e0f9a0, 24) = 0
[pid   289] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   289] mkdirat(AT_FDCWD, "./file0", 000) = 0
[pid   289] futex(0x7fb3f8eda3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   288] <... futex resumed>)        = 0
[pid   288] futex(0x7fb3f8eda3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   288] futex(0x7fb3f8eda3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   289] <... futex resumed>)        = 1
[pid   289] openat(AT_FDCWD, "/dev/fuse", O_RDWR|O_CREAT, 000) = 3
[pid   289] futex(0x7fb3f8eda3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   288] <... futex resumed>)        = 0
[pid   288] futex(0x7fb3f8eda3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   288] futex(0x7fb3f8eda3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   289] <... futex resumed>)        = 1
[pid   289] mount(NULL, "./file0", "fuse", 0, "fd=0x0000000000000003,rootmode=00000000000000000040000,user_id=00000000000000000000,group_id=0000000"...) = 0
[pid   289] futex(0x7fb3f8eda3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   288] <... futex resumed>)        = 0
[pid   288] futex(0x7fb3f8eda3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   288] futex(0x7fb3f8eda3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   289] <... futex resumed>)        = 1
[pid   289] 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\x24\x00\x00\x00\x00\x00\x02\x00\xfb\xff\xff\x73\x01\x00\x00\x80\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   289] futex(0x7fb3f8eda3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   288] <... futex resumed>)        = 0
[pid   288] futex(0x7fb3f8eda3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   288] futex(0x7fb3f8eda3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   289] <... futex resumed>)        = 1
[   29.697557][   T30] audit: type=1400 audit(1753222082.652:64): avc:  denied  { execmem } for  pid=288 comm="syz-executor413" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   29.717306][   T30] audit: type=1400 audit(1753222082.672:65): avc:  denied  { read write } for  pid=288 comm="syz-executor413" name="fuse" dev="devtmpfs" ino=91 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1
[pid   289] read(3,  <unfinished ...>
[pid   288] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid   288] futex(0x7fb3f8eda3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   288] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb3f8dce000
[pid   288] mprotect(0x7fb3f8dcf000, 131072, PROT_READ|PROT_WRITE) = 0
[pid   288] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid   288] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb3f8dee990, parent_tid=0x7fb3f8dee990, exit_signal=0, stack=0x7fb3f8dce000, stack_size=0x20300, tls=0x7fb3f8dee6c0} => {parent_tid=[291]}, 88) = 291
[pid   288] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   288] futex(0x7fb3f8eda3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   288] futex(0x7fb3f8eda3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 291 attached
 <unfinished ...>
[pid   291] set_robust_list(0x7fb3f8dee9a0, 24) = 0
[pid   291] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   291] write(3, "\x50\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x07\x00\x00\x00\x2b\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", 80) = 80
[pid   291] futex(0x7fb3f8eda3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   288] <... futex resumed>)        = 0
[pid   288] futex(0x7fb3f8eda3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   288] futex(0x7fb3f8eda3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   291] <... futex resumed>)        = 1
[pid   291] futex(0x7fb3f8eda3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   288] <... futex resumed>)        = 0
[pid   288] futex(0x7fb3f8eda3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   288] futex(0x7fb3f8eda3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   291] <... futex resumed>)        = 1
[pid   291] futex(0x7fb3f8eda3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   288] <... futex resumed>)        = 0
[pid   288] futex(0x7fb3f8eda3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   288] futex(0x7fb3f8eda3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   291] <... futex resumed>)        = 1
[pid   291] open("./file0/file0", O_RDWR <unfinished ...>
[pid   289] <... read resumed>"\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\x23\x01\x00\x00\x00\x00\x00\x00\x66\x69\x6c\x65\x30\x00", 8192) = 46
[pid   289] write(3, "\xa7\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\x06\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 167) = 167
[pid   289] futex(0x7fb3f8eda3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[   29.740947][   T30] audit: type=1400 audit(1753222082.672:66): avc:  denied  { open } for  pid=288 comm="syz-executor413" path="/dev/fuse" dev="devtmpfs" ino=91 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1
[   29.764374][   T30] audit: type=1400 audit(1753222082.672:67): avc:  denied  { mounton } for  pid=288 comm="syz-executor413" path="/root/file0" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[   29.787201][   T30] audit: type=1400 audit(1753222082.672:68): avc:  denied  { mount } for  pid=288 comm="syz-executor413" name="/" dev="fuse" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1
[   29.791825][  T291] general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN
[   29.820932][  T291] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017]
[   29.829319][  T291] CPU: 1 PID: 291 Comm: syz-executor413 Not tainted 5.15.189-syzkaller-00079-ga71626bd56a5 #0
[   29.839524][  T291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   29.849558][  T291] RIP: 0010:path_openat+0x11ff/0x2f10
[   29.854918][  T291] Code: 48 89 df e8 03 81 02 00 49 63 de 48 81 fb 00 f0 ff ff 0f 87 05 f8 ff ff eb 62 e8 3c 25 b7 ff 4c 8b 2c 24 48 89 d8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 0f 85 6b 0d 00 00 44 8b 33 be 00 00 70 00 44
[   29.874500][  T291] RSP: 0018:ffffc900009b79c0 EFLAGS: 00010203
[   29.880565][  T291] RAX: 0000000000000002 RBX: 0000000000000017 RCX: ffff8881212f3b40
[   29.888520][  T291] RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffff8881212f3b40
[   29.896471][  T291] RBP: ffffc900009b7bd0 R08: dffffc0000000000 R09: ffffed1024532fa4
[   29.904421][  T291] R10: ffffed1024532fa4 R11: 1ffff11024532fa3 R12: 0000000000000002
[   29.912372][  T291] R13: ffffc900009b7c20 R14: ffff88811da20318 R15: dffffc0000000000
[   29.920317][  T291] FS:  00007fb3f8dee6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[   29.929215][  T291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.935769][  T291] CR2: 000055d156ce9eb8 CR3: 000000011d96c000 CR4: 00000000003506a0
[   29.943712][  T291] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   29.951655][  T291] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   29.959595][  T291] Call Trace:
[   29.962846][  T291]  <TASK>
[   29.965754][  T291]  ? do_filp_open+0x3e0/0x3e0
[   29.970839][  T291]  do_filp_open+0x1b3/0x3e0
[   29.975310][  T291]  ? vfs_tmpfile+0x2d0/0x2d0
[   29.979870][  T291]  do_sys_openat2+0x14c/0x7b0
[   29.984516][  T291]  ? _raw_spin_unlock_irq+0x4e/0x70
[   29.989682][  T291]  ? do_sys_open+0xe0/0xe0
[   29.994068][  T291]  ? do_notify_parent+0x800/0x800
[   29.999061][  T291]  __x64_sys_open+0x11c/0x140
[   30.003791][  T291]  x64_sys_call+0x3fc/0x9a0
[   30.008262][  T291]  do_syscall_64+0x4c/0xa0
[   30.012648][  T291]  ? clear_bhb_loop+0x50/0xa0
[   30.017294][  T291]  ? clear_bhb_loop+0x50/0xa0
[   30.021941][  T291]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[   30.027811][  T291] RIP: 0033:0x7fb3f8e4d779
[   30.032203][  T291] 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
[   30.051785][  T291] RSP: 002b:00007fb3f8dee218 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
[   30.060176][  T291] RAX: ffffffffffffffda RBX: 00007fb3f8eda3f8 RCX: 00007fb3f8e4d779
[   30.068126][  T291] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00002000000001c0
[   30.076072][  T291] RBP: 00007fb3f8eda3f0 R08: 0000000000000000 R09: 0000000000000000
[   30.084022][  T291] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb3f8ea703c
[pid   289] futex(0x7fb3f8eda3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid   288] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[   30.091968][  T291] R13: 00002000000042c0 R14: 00002000000001c0 R15: 00007ffdce08c818
[   30.099922][  T291]  </TASK>
[   30.102917][  T291] Modules linked in:
[   30.107394][  T291] ---[ end trace 29ea3c43abb0d3e2 ]---
[   30.108489][   T30] audit: type=1400 audit(1753222083.072:69): avc:  denied  { read } for  pid=83 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
[   30.112971][  T291] RIP: 0010:path_openat+0x11ff/0x2f10
[   30.135534][   T30] audit: type=1400 audit(1753222083.072:70): avc:  denied  { search } for  pid=83 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
[   30.139912][  T291] Code: 48 89 df e8 03 81 02 00 49 63 de 48 81 fb 00 f0 ff ff 0f 87 05 f8 ff ff eb 62 e8 3c 25 b7 ff 4c 8b 2c 24 48 89 d8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 0f 85 6b 0d 00 00 44 8b 33 be 00 00 70 00 44
[   30.161148][   T30] audit: type=1400 audit(1753222083.072:71): avc:  denied  { write } for  pid=83 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
[   30.180702][  T291] RSP: 0018:ffffc900009b79c0 EFLAGS: 00010203
[   30.201895][   T30] audit: type=1400 audit(1753222083.072:72): avc:  denied  { add_name } for  pid=83 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1
[   30.207908][  T291] RAX: 0000000000000002 RBX: 0000000000000017 RCX: ffff8881212f3b40
[   30.228384][   T30] audit: type=1400 audit(1753222083.072:73): avc:  denied  { create } for  pid=83 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[   30.236282][  T291] RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffff8881212f3b40
[   30.264451][  T291] RBP: ffffc900009b7bd0 R08: dffffc0000000000 R09: ffffed1024532fa4
[   30.272421][  T291] R10: ffffed1024532fa4 R11: 1ffff11024532fa3 R12: 0000000000000002
[   30.280399][  T291] R13: ffffc900009b7c20 R14: ffff88811da20318 R15: dffffc0000000000
[   30.288350][  T291] FS:  00007fb3f8dee6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[   30.297279][  T291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.303863][  T291] CR2: 000055d156ce9eb8 CR3: 000000011d96c000 CR4: 00000000003506a0
[   30.311832][  T291] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   30.319790][  T291] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   30.327763][  T291] Kernel panic - not syncing: Fatal exception
[   30.333993][  T291] Kernel Offset: disabled
[   30.338299][  T291] Rebooting in 86400 seconds..