./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4244853082
<...>
Warning: Permanently added '10.128.1.55' (ED25519) to the list of known hosts.
execve("./syz-executor4244853082", ["./syz-executor4244853082"], 0x7ffd7d0cea00 /* 10 vars */) = 0
brk(NULL) = 0x5555870e7000
brk(0x5555870e7d00) = 0x5555870e7d00
arch_prctl(ARCH_SET_FS, 0x5555870e7380) = 0
set_tid_address(0x5555870e7650) = 5090
set_robust_list(0x5555870e7660, 24) = 0
rseq(0x5555870e7ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor4244853082", 4096) = 28
getrandom("\xd5\xfe\x66\x66\xc1\xaf\x06\xa5", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x5555870e7d00
brk(0x555587108d00) = 0x555587108d00
brk(0x555587109000) = 0x555587109000
mprotect(0x7fbcb92c5000, 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, "/proc/self/make-it-fail", O_WRONLY) = 3
close(3) = 0
openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_WRONLY) = 3
close(3) = 0
openat(AT_FDCWD, "/sys/kernel/debug/failslab/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3
write(3, "N", 1) = 1
close(3) = 0
openat(AT_FDCWD, "/sys/kernel/debug/fail_futex/ignore-private", O_WRONLY|O_CLOEXEC) = 3
write(3, "N", 1) = 1
close(3) = 0
openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-highmem", O_WRONLY|O_CLOEXEC) = 3
write(3, "N", 1) = 1
close(3) = 0
openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3
write(3, "N", 1) = 1
close(3) = 0
openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/min-order", O_WRONLY|O_CLOEXEC) = 3
write(3, "0", 1) = 1
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555870e7650) = 5091
./strace-static-x86_64: Process 5091 attached
[pid 5091] set_robust_list(0x5555870e7660, 24) = 0
[pid 5091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5091] setpgid(0, 0) = 0
[pid 5091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5091] write(3, "1000", 4) = 4
[pid 5091] close(3) = 0
executing program
[pid 5091] write(1, "executing program\n", 18) = 18
[pid 5091] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 3
[pid 5091] write(3, "13", 2) = 2
[pid 5091] socketpair(AF_INET, SOCK_STREAM, 256, 0x20000140) = -1 EOPNOTSUPP (Operation not supported)
[pid 5091] exit_group(0) = ?
[pid 5091] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5091, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5092 attached
, child_tidptr=0x5555870e7650) = 5092
[pid 5092] set_robust_list(0x5555870e7660, 24) = 0
[pid 5092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5092] setpgid(0, 0) = 0
[pid 5092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5092] write(3, "1000", 4) = 4
[pid 5092] close(3) = 0
[pid 5092] write(1, "executing program\n", 18executing program
) = 18
[pid 5092] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 3
[pid 5092] write(3, "13", 2) = 2
[ 60.188062][ T5092] FAULT_INJECTION: forcing a failure.
[ 60.188062][ T5092] name failslab, interval 1, probability 0, space 0, times 1
[ 60.200762][ T5092] CPU: 1 PID: 5092 Comm: syz-executor424 Not tainted 6.10.0-syzkaller-04483-g0be9ae5486cd #0
[ 60.210898][ T5092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
[ 60.220947][ T5092] Call Trace:
[ 60.224214][ T5092]
[ 60.227137][ T5092] dump_stack_lvl+0x241/0x360
[ 60.231820][ T5092] ? __pfx_dump_stack_lvl+0x10/0x10
[ 60.237009][ T5092] ? __pfx__printk+0x10/0x10
[ 60.241591][ T5092] ? __pfx___might_resched+0x10/0x10
[ 60.246868][ T5092] should_fail_ex+0x3b0/0x4e0
[ 60.251561][ T5092] ? sock_alloc_inode+0x28/0xc0
[ 60.256401][ T5092] should_failslab+0x9/0x20
[ 60.260902][ T5092] kmem_cache_alloc_lru_noprof+0x71/0x2b0
[ 60.266611][ T5092] sock_alloc_inode+0x28/0xc0
[ 60.271272][ T5092] ? __pfx_sock_alloc_inode+0x10/0x10
[ 60.276711][ T5092] new_inode_pseudo+0x69/0x1a0
[ 60.281461][ T5092] __sock_create+0x123/0x920
[ 60.286036][ T5092] ? __asan_memset+0x23/0x50
[ 60.290617][ T5092] smc_create_clcsk+0x39/0x1b0
[ 60.295366][ T5092] inet_create+0xb8f/0xe70
[ 60.299764][ T5092] ? inet_create+0x9c/0xe70
[ 60.304276][ T5092] ? __sock_create+0x337/0x920
[ 60.309048][ T5092] __sock_create+0x490/0x920
[ 60.313633][ T5092] __sys_socketpair+0x2ca/0x720
[ 60.318471][ T5092] ? __pfx___sys_socketpair+0x10/0x10
[ 60.323830][ T5092] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 60.330150][ T5092] ? do_syscall_64+0x100/0x230
[ 60.334901][ T5092] __x64_sys_socketpair+0x9b/0xb0
[ 60.339915][ T5092] do_syscall_64+0xf3/0x230
[ 60.344403][ T5092] ? clear_bhb_loop+0x35/0x90
[ 60.349067][ T5092] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 60.354952][ T5092] RIP: 0033:0x7fbcb9259669
[ 60.359358][ T5092] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 1a 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 b8 ff ff ff f7 d8 64 89 01 48
[ 60.378954][ T5092] RSP: 002b:00007fffe931c6d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000035
[ 60.387356][ T5092] RAX: ffffffffffffffda RBX: 00007fffe931c6f0 RCX: 00007fbcb9259669
[ 60.395318][ T5092] RDX: 0000000000000100 RSI: 0000000000000001 RDI: 0000000000000002
[ 60.403273][ T5092] RBP: 0000000000000002 R08: 00007fffe931c476 R09: 00000000000000a0
[ 60.411231][ T5092] R10: 0000000020000140 R11: 0000000000000246 R12: 00007fffe931c6ec
[ 60.419185][ T5092] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 60.427149][ T5092]
[ 60.431224][ T5092] socket: no more sockets
[ 60.435727][ T5092] ------------[ cut here ]------------
[ 60.441241][ T5092] refcount_t: underflow; use-after-free.
[ 60.447197][ T5092] WARNING: CPU: 1 PID: 5092 at lib/refcount.c:28 refcount_warn_saturate+0x15a/0x1d0
[ 60.456601][ T5092] Modules linked in:
[ 60.460480][ T5092] CPU: 1 PID: 5092 Comm: syz-executor424 Not tainted 6.10.0-syzkaller-04483-g0be9ae5486cd #0
[ 60.470654][ T5092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
[ 60.480776][ T5092] RIP: 0010:refcount_warn_saturate+0x15a/0x1d0
[ 60.486962][ T5092] Code: 80 f3 1f 8c e8 e7 69 a8 fc 90 0f 0b 90 90 eb 99 e8 cb 4f e6 fc c6 05 8a 8d e8 0a 01 90 48 c7 c7 e0 f3 1f 8c e8 c7 69 a8 fc 90 <0f> 0b 90 90 e9 76 ff ff ff e8 a8 4f e6 fc c6 05 64 8d e8 0a 01 90
[ 60.506596][ T5092] RSP: 0018:ffffc900034cfcf0 EFLAGS: 00010246
[ 60.512658][ T5092] RAX: 3b9fcde1c862f700 RBX: ffff888022918b80 RCX: ffff88807b39bc00
[ 60.520675][ T5092] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 60.528683][ T5092] RBP: 0000000000000003 R08: ffffffff815878a2 R09: fffffbfff1c39d94
[ 60.536727][ T5092] R10: dffffc0000000000 R11: fffffbfff1c39d94 R12: 00000000ffffffe9
[ 60.544710][ T5092] R13: 1ffff11004523165 R14: ffff888022918b28 R15: ffff888022918b00
[ 60.552739][ T5092] FS: 00005555870e7380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
[ 60.561773][ T5092] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 60.568406][ T5092] CR2: 0000000020000140 CR3: 000000007582e000 CR4: 00000000003506f0
[ 60.576416][ T5092] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 60.584387][ T5092] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 60.592389][ T5092] Call Trace:
[ 60.595669][ T5092]
[ 60.598628][ T5092] ? __warn+0x163/0x4e0
[ 60.602798][ T5092] ? refcount_warn_saturate+0x15a/0x1d0
[ 60.608381][ T5092] ? report_bug+0x2b3/0x500
[ 60.612895][ T5092] ? refcount_warn_saturate+0x15a/0x1d0
[ 60.618471][ T5092] ? handle_bug+0x3e/0x70
[ 60.622890][ T5092] ? exc_invalid_op+0x1a/0x50
[ 60.627593][ T5092] ? asm_exc_invalid_op+0x1a/0x20
[ 60.632627][ T5092] ? __warn_printk+0x292/0x360
[ 60.637418][ T5092] ? refcount_warn_saturate+0x15a/0x1d0
[ 60.642971][ T5092] inet_create+0xbaf/0xe70
[ 60.647431][ T5092] ? inet_create+0x9c/0xe70
[ 60.651939][ T5092] ? __sock_create+0x337/0x920
[ 60.656725][ T5092] __sock_create+0x490/0x920
[ 60.661324][ T5092] __sys_socketpair+0x2ca/0x720
[ 60.666162][ T5092] ? __pfx___sys_socketpair+0x10/0x10
[ 60.671559][ T5092] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 60.677949][ T5092] ? do_syscall_64+0x100/0x230
[ 60.682733][ T5092] __x64_sys_socketpair+0x9b/0xb0
[ 60.687814][ T5092] do_syscall_64+0xf3/0x230
[ 60.692325][ T5092] ? clear_bhb_loop+0x35/0x90
[ 60.697028][ T5092] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 60.702930][ T5092] RIP: 0033:0x7fbcb9259669
[ 60.707376][ T5092] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 1a 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 b8 ff ff ff f7 d8 64 89 01 48
[ 60.727002][ T5092] RSP: 002b:00007fffe931c6d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000035
[ 60.735424][ T5092] RAX: ffffffffffffffda RBX: 00007fffe931c6f0 RCX: 00007fbcb9259669
[ 60.743416][ T5092] RDX: 0000000000000100 RSI: 0000000000000001 RDI: 0000000000000002
[ 60.751411][ T5092] RBP: 0000000000000002 R08: 00007fffe931c476 R09: 00000000000000a0
[ 60.759431][ T5092] R10: 0000000020000140 R11: 0000000000000246 R12: 00007fffe931c6ec
[ 60.767436][ T5092] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 60.775402][ T5092]
[ 60.778444][ T5092] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 60.785718][ T5092] CPU: 1 PID: 5092 Comm: syz-executor424 Not tainted 6.10.0-syzkaller-04483-g0be9ae5486cd #0
[ 60.795863][ T5092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
[ 60.805900][ T5092] Call Trace:
[ 60.809171][ T5092]
[ 60.812091][ T5092] dump_stack_lvl+0x241/0x360
[ 60.816766][ T5092] ? __pfx_dump_stack_lvl+0x10/0x10
[ 60.821951][ T5092] ? __pfx__printk+0x10/0x10
[ 60.826531][ T5092] ? _printk+0xd5/0x120
[ 60.830679][ T5092] ? vscnprintf+0x5d/0x90
[ 60.834998][ T5092] panic+0x349/0x860
[ 60.838884][ T5092] ? __warn+0x172/0x4e0
[ 60.843031][ T5092] ? __pfx_panic+0x10/0x10
[ 60.847433][ T5092] ? show_trace_log_lvl+0x4e6/0x520
[ 60.852640][ T5092] __warn+0x346/0x4e0
[ 60.856615][ T5092] ? refcount_warn_saturate+0x15a/0x1d0
[ 60.862158][ T5092] report_bug+0x2b3/0x500
[ 60.866478][ T5092] ? refcount_warn_saturate+0x15a/0x1d0
[ 60.872017][ T5092] handle_bug+0x3e/0x70
[ 60.876161][ T5092] exc_invalid_op+0x1a/0x50
[ 60.880651][ T5092] asm_exc_invalid_op+0x1a/0x20
[ 60.885489][ T5092] RIP: 0010:refcount_warn_saturate+0x15a/0x1d0
[ 60.891632][ T5092] Code: 80 f3 1f 8c e8 e7 69 a8 fc 90 0f 0b 90 90 eb 99 e8 cb 4f e6 fc c6 05 8a 8d e8 0a 01 90 48 c7 c7 e0 f3 1f 8c e8 c7 69 a8 fc 90 <0f> 0b 90 90 e9 76 ff ff ff e8 a8 4f e6 fc c6 05 64 8d e8 0a 01 90
[ 60.911226][ T5092] RSP: 0018:ffffc900034cfcf0 EFLAGS: 00010246
[ 60.917285][ T5092] RAX: 3b9fcde1c862f700 RBX: ffff888022918b80 RCX: ffff88807b39bc00
[ 60.925242][ T5092] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 60.933202][ T5092] RBP: 0000000000000003 R08: ffffffff815878a2 R09: fffffbfff1c39d94
[ 60.941160][ T5092] R10: dffffc0000000000 R11: fffffbfff1c39d94 R12: 00000000ffffffe9
[ 60.949117][ T5092] R13: 1ffff11004523165 R14: ffff888022918b28 R15: ffff888022918b00
[ 60.957082][ T5092] ? __warn_printk+0x292/0x360
[ 60.961848][ T5092] inet_create+0xbaf/0xe70
[ 60.966253][ T5092] ? inet_create+0x9c/0xe70
[ 60.970747][ T5092] ? __sock_create+0x337/0x920
[ 60.975499][ T5092] __sock_create+0x490/0x920
[ 60.980084][ T5092] __sys_socketpair+0x2ca/0x720
[ 60.984929][ T5092] ? __pfx___sys_socketpair+0x10/0x10
[ 60.990292][ T5092] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 60.996613][ T5092] ? do_syscall_64+0x100/0x230
[ 61.001370][ T5092] __x64_sys_socketpair+0x9b/0xb0
[ 61.006389][ T5092] do_syscall_64+0xf3/0x230
[ 61.010892][ T5092] ? clear_bhb_loop+0x35/0x90
[ 61.015561][ T5092] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 61.021442][ T5092] RIP: 0033:0x7fbcb9259669
[ 61.025847][ T5092] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 1a 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 b8 ff ff ff f7 d8 64 89 01 48
[ 61.045491][ T5092] RSP: 002b:00007fffe931c6d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000035
[ 61.053895][ T5092] RAX: ffffffffffffffda RBX: 00007fffe931c6f0 RCX: 00007fbcb9259669
[ 61.061876][ T5092] RDX: 0000000000000100 RSI: 0000000000000001 RDI: 0000000000000002
[ 61.069835][ T5092] RBP: 0000000000000002 R08: 00007fffe931c476 R09: 00000000000000a0
[ 61.077793][ T5092] R10: 0000000020000140 R11: 0000000000000246 R12: 00007fffe931c6ec
[ 61.085757][ T5092] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 61.093729][ T5092]
[ 61.097004][ T5092] Kernel Offset: disabled
[ 61.101343][ T5092] Rebooting in 86400 seconds..