./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3098015342 <...> Warning: Permanently added '10.128.1.143' (ED25519) to the list of known hosts. execve("./syz-executor3098015342", ["./syz-executor3098015342"], 0x7fff66bf3230 /* 10 vars */) = 0 brk(NULL) = 0x55557c43d000 brk(0x55557c43dd40) = 0x55557c43dd40 arch_prctl(ARCH_SET_FS, 0x55557c43d3c0) = 0 set_tid_address(0x55557c43d690) = 5845 set_robust_list(0x55557c43d6a0, 24) = 0 rseq(0x55557c43dce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3098015342", 4096) = 28 getrandom("\x56\xf9\xf9\x2e\x38\xb1\x0b\xec", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55557c43dd40 brk(0x55557c45ed40) = 0x55557c45ed40 brk(0x55557c45f000) = 0x55557c45f000 mprotect(0x7f75d9972000, 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 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5846 attached [pid 5846] set_robust_list(0x55557c43d6a0, 24 [pid 5845] <... clone resumed>, child_tidptr=0x55557c43d690) = 5846 [pid 5846] <... set_robust_list resumed>) = 0 [pid 5846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5846] setpgid(0, 0) = 0 [pid 5846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5846] write(3, "1000", 4) = 4 [pid 5846] close(3) = 0 [pid 5846] write(1, "executing program\n", 18executing program ) = 18 [pid 5846] futex(0x7f75d997830c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5846] rt_sigaction(SIGRT_1, {sa_handler=0x7f75d99143e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f75d9905a60}, NULL, 8) = 0 [pid 5846] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5846] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f75d9889000 [pid 5846] mprotect(0x7f75d988a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5846] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5846] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f75d98a9990, parent_tid=0x7f75d98a9990, exit_signal=0, stack=0x7f75d9889000, stack_size=0x20300, tls=0x7f75d98a96c0}./strace-static-x86_64: Process 5847 attached [pid 5847] rseq(0x7f75d98a9fe0, 0x20, 0, 0x53053053) = 0 [pid 5846] <... clone3 resumed> => {parent_tid=[5847]}, 88) = 5847 [pid 5847] set_robust_list(0x7f75d98a99a0, 24) = 0 [pid 5847] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5847] futex(0x7f75d9978308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5846] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5846] futex(0x7f75d9978308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... futex resumed>) = 0 [pid 5846] <... futex resumed>) = 1 [pid 5847] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 5846] futex(0x7f75d997830c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... socket resumed>) = 3 [pid 5847] futex(0x7f75d997830c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5846] <... futex resumed>) = 0 [pid 5847] setsockopt(3, SOL_TCP, TCP_REPAIR, [1], 4 [pid 5846] futex(0x7f75d9978308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... setsockopt resumed>) = 0 [pid 5847] futex(0x7f75d997830c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5846] <... futex resumed>) = 0 [pid 5847] futex(0x7f75d9978308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5846] futex(0x7f75d997830c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5846] futex(0x7f75d9978308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... futex resumed>) = 0 [pid 5847] connect(3, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::ffff:127.0.0.1", &sin6_addr), sin6_scope_id=0}, 28 [pid 5846] <... futex resumed>) = 1 [pid 5846] futex(0x7f75d997830c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... connect resumed>) = 0 [pid 5847] futex(0x7f75d997830c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5846] <... futex resumed>) = 0 [pid 5847] futex(0x7f75d9978308, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5846] futex(0x7f75d9978308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] setsockopt(3, SOL_TCP, TCP_ULP, "\x74\x6c\x73\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", 60 [pid 5846] <... futex resumed>) = 0 [pid 5847] <... setsockopt resumed>) = 0 [pid 5846] futex(0x7f75d997830c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] futex(0x7f75d997830c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5846] <... futex resumed>) = 0 [pid 5847] futex(0x7f75d9978308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5846] futex(0x7f75d9978308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5846] <... futex resumed>) = 0 [pid 5847] setsockopt(3, SOL_TLS, TLS_TX, "\x04\x03\x34\x00\x41\x32\x8a\xc3\x4a\x4a\xd2\xba\xe8\x58\x24\x91\xa0\xc4\x05\x00\x00\x00\x00\x00\xf6\x54\x2a\x9b\x68\x00\x00\x00\x00\x00\x00\x00\x00\xa4\x5b\x4e\x00\x00\x00\x00\x00\x00\xff\x00\xdf\xa2\x70\x21\xfe\x10\x67\x50", 56 [pid 5846] futex(0x7f75d997830c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... setsockopt resumed>) = 0 [pid 5847] futex(0x7f75d997830c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... futex resumed>) = 0 [pid 5847] <... futex resumed>) = 1 [pid 5846] futex(0x7f75d9978308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] setsockopt(3, SOL_TLS, TLS_TX, "\x04\x03\x34\x00\x41\x32\x8a\xc3\x4a\x4a\xd2\xba\xe8\x58\x24\x91\xa0\xc4\x05\x00\x00\x00\x00\x00\xf6\x54\x2a\x9b\x68\x00\x00\x00\x00\x00\x00\x00\x00\xa4\x5b\x4e\x00\x00\x00\x00\x00\x00\xff\x00\xdf\xa2\x70\x21\xfe\x10\x67\x50", 56 [pid 5846] <... futex resumed>) = 0 [pid 5847] <... setsockopt resumed>) = 0 [pid 5846] futex(0x7f75d997830c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] futex(0x7f75d997830c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5847] <... futex resumed>) = 0 [pid 5846] futex(0x7f75d9978308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] setsockopt(3, SOL_SOCKET, SO_SNDBUF, [0], 4 [pid 5846] <... futex resumed>) = 0 [pid 5846] futex(0x7f75d997830c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5846] futex(0x7f75d997831c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5846] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f75d9868000 [pid 5846] mprotect(0x7f75d9869000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5846] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5846] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f75d9888990, parent_tid=0x7f75d9888990, exit_signal=0, stack=0x7f75d9868000, stack_size=0x20300, tls=0x7f75d98886c0}./strace-static-x86_64: Process 5851 attached => {parent_tid=[5851]}, 88) = 5851 [pid 5851] rseq(0x7f75d9888fe0, 0x20, 0, 0x53053053 [pid 5846] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] <... rseq resumed>) = 0 [pid 5846] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] set_robust_list(0x7f75d98889a0, 24 [pid 5846] futex(0x7f75d9978318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5851] <... set_robust_list resumed>) = 0 [pid 5846] futex(0x7f75d997831c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5851] setsockopt(3, SOL_SOCKET, SO_SNDBUF, [0], 4 [pid 5846] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5846] exit_group(0) = ? [pid 5845] kill(-5846, SIGKILL) = 0 [pid 5845] kill(5846, SIGKILL) = 0 [pid 5845] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5845] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5845] getdents64(3, 0x55557c43e730 /* 2 entries */, 32768) = 48 [pid 5845] getdents64(3, 0x55557c43e730 /* 0 entries */, 32768) = 0 [pid 5845] close(3) = 0 [ 286.799367][ T30] INFO: task syz-executor309:5851 blocked for more than 143 seconds. [ 286.808055][ T30] Not tainted 6.13.0-rc3-syzkaller-00762-g9268abe611b0 #0 [ 286.815711][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.827123][ T30] task:syz-executor309 state:D stack:28496 pid:5851 tgid:5846 ppid:5845 flags:0x00004006 [ 286.837846][ T30] Call Trace: [ 286.841154][ T30] [ 286.844104][ T30] __schedule+0x1850/0x4c30 [ 286.849214][ T30] ? __pfx___schedule+0x10/0x10 [ 286.854122][ T30] ? __pfx_lock_release+0x10/0x10 [ 286.859779][ T30] ? __lock_sock+0x1c8/0x330 [ 286.864408][ T30] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 286.870759][ T30] ? schedule+0x90/0x320 [ 286.875067][ T30] schedule+0x14b/0x320 [ 286.879771][ T30] __lock_sock+0x1cd/0x330 [ 286.884236][ T30] ? __pfx___lock_sock+0x10/0x10 [ 286.889621][ T30] ? __pfx_autoremove_wake_function+0x10/0x10 [ 286.895724][ T30] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 286.901416][ T30] ? lock_sock_nested+0x6a/0x100 [ 286.906393][ T30] lock_sock_nested+0x9e/0x100 [ 286.911653][ T30] sk_setsockopt+0xebc/0x3290 [ 286.916366][ T30] ? __pfx_sk_setsockopt+0x10/0x10 [ 286.921918][ T30] ? aa_sk_perm+0x96d/0xab0 [ 286.926477][ T30] ? __pfx_aa_sk_perm+0x10/0x10 [ 286.931949][ T30] ? __pfx_lock_acquire+0x10/0x10 [ 286.937008][ T30] ? aa_sock_opt_perm+0x79/0x120 [ 286.942686][ T30] do_sock_setsockopt+0x2fb/0x720 [ 286.947991][ T30] ? __pfx_do_sock_setsockopt+0x10/0x10 [ 286.953570][ T30] ? __fget_files+0x395/0x410 [ 286.958801][ T30] ? __fget_files+0x2a/0x410 [ 286.963436][ T30] __x64_sys_setsockopt+0x1ee/0x280 [ 286.969042][ T30] do_syscall_64+0xf3/0x230 [ 286.973582][ T30] ? clear_bhb_loop+0x35/0x90 [ 286.978727][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.984678][ T30] RIP: 0033:0x7f75d98ee4a9 [ 286.989550][ T30] RSP: 002b:00007f75d9888218 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 286.998340][ T30] RAX: ffffffffffffffda RBX: 00007f75d9978318 RCX: 00007f75d98ee4a9 [ 287.006341][ T30] RDX: 0000000000000007 RSI: 0000000000000001 RDI: 0000000000000003 [ 287.014979][ T30] RBP: 00007f75d9978310 R08: 0000000000000004 R09: 0000000000000000 [ 287.023304][ T30] R10: 0000000020000040 R11: 0000000000000246 R12: 00007f75d997831c [ 287.031613][ T30] R13: 00007f75d9945074 R14: 506710fe2170a2df R15: bad24a4ac38a3241 [ 287.039966][ T30] [ 287.043054][ T30] [ 287.043054][ T30] Showing all locks held in the system: [ 287.051824][ T30] 1 lock held by khungtaskd/30: [ 287.056701][ T30] #0: ffffffff8e937ae0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x55/0x2a0 [ 287.067056][ T30] 2 locks held by getty/5592: [ 287.072034][ T30] #0: ffff888031a650a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 287.082213][ T30] #1: ffffc900032fb2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x6a6/0x1e00 [ 287.092806][ T30] 1 lock held by syz-executor309/5847: [ 287.098580][ T30] 1 lock held by syz-executor309/5851: [ 287.104059][ T30] #0: ffff888025a18fd8 (sk_lock-AF_INET6){+.+.}-{0:0}, at: sk_setsockopt+0xebc/0x3290 [ 287.114193][ T30] [ 287.116633][ T30] ============================================= [ 287.116633][ T30] [ 287.125614][ T30] NMI backtrace for cpu 1 [ 287.129972][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc3-syzkaller-00762-g9268abe611b0 #0 [ 287.140483][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 287.150552][ T30] Call Trace: [ 287.153840][ T30] [ 287.156781][ T30] dump_stack_lvl+0x241/0x360 [ 287.161829][ T30] ? __pfx_dump_stack_lvl+0x10/0x10 [ 287.167042][ T30] ? __pfx__printk+0x10/0x10 [ 287.171661][ T30] nmi_cpu_backtrace+0x49c/0x4d0 [ 287.176626][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 287.182099][ T30] ? _printk+0xd5/0x120 [ 287.186275][ T30] ? __pfx__printk+0x10/0x10 [ 287.190881][ T30] ? __wake_up_klogd+0xcc/0x110 [ 287.195749][ T30] ? __pfx__printk+0x10/0x10 [ 287.200359][ T30] ? __rcu_read_unlock+0xa1/0x110 [ 287.205399][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 287.211393][ T30] nmi_trigger_cpumask_backtrace+0x198/0x320 [ 287.217428][ T30] watchdog+0xff6/0x1040 [ 287.221692][ T30] ? watchdog+0x1ea/0x1040 [ 287.226138][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.230828][ T30] kthread+0x2f0/0x390 [ 287.234914][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.239610][ T30] ? __pfx_kthread+0x10/0x10 [ 287.244218][ T30] ret_from_fork+0x4b/0x80 [ 287.248656][ T30] ? __pfx_kthread+0x10/0x10 [ 287.253274][ T30] ret_from_fork_asm+0x1a/0x30 [ 287.258065][ T30] [ 287.261205][ T30] Sending NMI from CPU 1 to CPUs 0: [ 287.266440][ C0] NMI backtrace for cpu 0 [ 287.266452][ C0] CPU: 0 UID: 0 PID: 5847 Comm: syz-executor309 Not tainted 6.13.0-rc3-syzkaller-00762-g9268abe611b0 #0 [ 287.266471][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 287.266480][ C0] RIP: 0010:__sanitizer_cov_trace_const_cmp1+0x2f/0x90 [ 287.266514][ C0] Code: 8b 04 24 65 48 8b 14 25 00 d6 03 00 65 8b 05 00 5f 64 7e 25 00 01 ff 00 74 10 3d 00 01 00 00 75 5b 83 ba 1c 16 00 00 00 74 52 <8b> 82 f8 15 00 00 83 f8 03 75 47 48 8b 8a 00 16 00 00 44 8b 8a fc [ 287.266526][ C0] RSP: 0018:ffffc9000404fb50 EFLAGS: 00000246 [ 287.266545][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff88807eeb3c00 [ 287.266555][ C0] RDX: ffff88807eeb3c00 RSI: 0000000000000000 RDI: 0000000000000000 [ 287.266565][ C0] RBP: ffffc9000404fd70 R08: ffffffff8a5765c4 R09: ffffffff898aa128 [ 287.266576][ C0] R10: 000000000000002e R11: ffffffff8a576560 R12: dffffc0000000000 [ 287.266588][ C0] R13: ffff888025a18d80 R14: ffff888025a18d80 R15: ffff888027ebac00 [ 287.266600][ C0] FS: 00007f75d98a96c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 287.266613][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 287.266624][ C0] CR2: 000055831e406600 CR3: 0000000031a76000 CR4: 00000000003526f0 [ 287.266638][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 287.266647][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 287.266656][ C0] Call Trace: [ 287.266663][ C0] [ 287.266670][ C0] ? nmi_cpu_backtrace+0x3c2/0x4d0 [ 287.266690][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 287.266708][ C0] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 287.266727][ C0] ? nmi_handle+0x2a/0x5a0 [ 287.266751][ C0] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 287.266765][ C0] ? nmi_handle+0x14f/0x5a0 [ 287.266781][ C0] ? nmi_handle+0x2a/0x5a0 [ 287.266798][ C0] ? __sanitizer_cov_trace_const_cmp1+0x2f/0x90 [ 287.266814][ C0] ? default_do_nmi+0x63/0x160 [ 287.266833][ C0] ? exc_nmi+0x123/0x1f0 [ 287.266851][ C0] ? end_repeat_nmi+0xf/0x53 [ 287.266871][ C0] ? __pfx_tls_write_space+0x10/0x10 [ 287.266886][ C0] ? sk_setsockopt+0xed8/0x3290 [ 287.266901][ C0] ? tls_write_space+0x64/0x120 [ 287.266916][ C0] ? __sanitizer_cov_trace_const_cmp1+0x2f/0x90 [ 287.266933][ C0] ? __sanitizer_cov_trace_const_cmp1+0x2f/0x90 [ 287.266950][ C0] ? __sanitizer_cov_trace_const_cmp1+0x2f/0x90 [ 287.266966][ C0] [ 287.266971][ C0] [ 287.266976][ C0] tls_write_space+0x64/0x120 [ 287.266998][ C0] sk_setsockopt+0x2142/0x3290 [ 287.267018][ C0] ? __pfx_sk_setsockopt+0x10/0x10 [ 287.267036][ C0] ? aa_sk_perm+0x96d/0xab0 [ 287.267060][ C0] ? __pfx_aa_sk_perm+0x10/0x10 [ 287.267080][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 287.267095][ C0] ? aa_sock_opt_perm+0x79/0x120 [ 287.267112][ C0] do_sock_setsockopt+0x2fb/0x720 [ 287.267132][ C0] ? __pfx_do_sock_setsockopt+0x10/0x10 [ 287.267150][ C0] ? __fget_files+0x395/0x410 [ 287.267175][ C0] ? __fget_files+0x2a/0x410 [ 287.267200][ C0] __x64_sys_setsockopt+0x1ee/0x280 [ 287.267224][ C0] do_syscall_64+0xf3/0x230 [ 287.267241][ C0] ? clear_bhb_loop+0x35/0x90 [ 287.267263][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 287.267281][ C0] RIP: 0033:0x7f75d98ee4a9 [ 287.267295][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 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 [ 287.267307][ C0] RSP: 002b:00007f75d98a9218 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 287.267322][ C0] RAX: ffffffffffffffda RBX: 00007f75d9978308 RCX: 00007f75d98ee4a9 [ 287.267333][ C0] RDX: 0000000000000007 RSI: 0000000000000001 RDI: 0000000000000003 [ 287.267342][ C0] RBP: 00007f75d9978300 R08: 0000000000000004 R09: 0000000000000000 [ 287.267355][ C0] R10: 0000000020000040 R11: 0000000000000246 R12: 00007f75d997830c [ 287.267365][ C0] R13: 00007f75d9945074 R14: 506710fe2170a2df R15: bad24a4ac38a3241 [ 287.267383][ C0] [ 287.653471][ T30] Kernel panic - not syncing: hung_task: blocked tasks [ 287.660342][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc3-syzkaller-00762-g9268abe611b0 #0 [ 287.670861][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 287.680915][ T30] Call Trace: [ 287.684189][ T30] [ 287.687118][ T30] dump_stack_lvl+0x241/0x360 [ 287.691805][ T30] ? __pfx_dump_stack_lvl+0x10/0x10 [ 287.697005][ T30] ? __pfx__printk+0x10/0x10 [ 287.701600][ T30] ? vscnprintf+0x5d/0x90 [ 287.705932][ T30] panic+0x349/0x880 [ 287.709830][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 287.715988][ T30] ? __pfx_panic+0x10/0x10 [ 287.720405][ T30] ? tick_nohz_tick_stopped+0x82/0xb0 [ 287.725786][ T30] ? __irq_work_queue_local+0x137/0x410 [ 287.731333][ T30] ? preempt_schedule_thunk+0x1a/0x30 [ 287.736705][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 287.742863][ T30] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320 [ 287.749022][ T30] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320 [ 287.755181][ T30] watchdog+0x1035/0x1040 [ 287.759515][ T30] ? watchdog+0x1ea/0x1040 [ 287.763931][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.768607][ T30] kthread+0x2f0/0x390 [ 287.772680][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.777366][ T30] ? __pfx_kthread+0x10/0x10 [ 287.781968][ T30] ret_from_fork+0x4b/0x80 [ 287.786382][ T30] ? __pfx_kthread+0x10/0x10 [ 287.790972][ T30] ret_from_fork_asm+0x1a/0x30 [ 287.795744][ T30] [ 287.799031][ T30] Kernel Offset: disabled [ 287.803356][ T30] Rebooting in 86400 seconds..