./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1363276259 <...> Warning: Permanently added '10.128.1.145' (ED25519) to the list of known hosts. execve("./syz-executor1363276259", ["./syz-executor1363276259"], 0x7fffedb48780 /* 10 vars */) = 0 brk(NULL) = 0x555563636000 brk(0x555563636d00) = 0x555563636d00 arch_prctl(ARCH_SET_FS, 0x555563636380) = 0 set_tid_address(0x555563636650) = 5232 set_robust_list(0x555563636660, 24) = 0 rseq(0x555563636ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1363276259", 4096) = 28 getrandom("\x70\x47\x82\xeb\xd7\x56\x0b\x26", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555563636d00 brk(0x555563657d00) = 0x555563657d00 brk(0x555563658000) = 0x555563658000 mprotect(0x7fb83070f000, 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 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555563636650) = 5233 ./strace-static-x86_64: Process 5233 attached [pid 5233] set_robust_list(0x555563636660, 24) = 0 [pid 5233] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5233] setsid() = 1 [pid 5233] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5233] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5233] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5233] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5233] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5233] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5233] unshare(CLONE_NEWNS) = 0 [pid 5233] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5233] unshare(CLONE_NEWIPC) = 0 [pid 5233] unshare(CLONE_NEWCGROUP) = 0 [pid 5233] unshare(CLONE_NEWUTS) = 0 [pid 5233] unshare(CLONE_SYSVSEM) = 0 [pid 5233] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5233] write(3, "16777216", 8) = 8 [pid 5233] close(3) = 0 [pid 5233] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5233] write(3, "536870912", 9) = 9 [pid 5233] close(3) = 0 [pid 5233] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5233] write(3, "1024", 4) = 4 [pid 5233] close(3) = 0 [pid 5233] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5233] write(3, "8192", 4) = 4 [pid 5233] close(3) = 0 [pid 5233] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5233] write(3, "1024", 4) = 4 [pid 5233] close(3) = 0 [pid 5233] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5233] write(3, "1024", 4) = 4 [pid 5233] close(3) = 0 [pid 5233] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5233] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5233] close(3) = 0 [pid 5233] getpid() = 1 [pid 5233] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b 90 90 48 8b 44 24 18 48 c7 44 24 40 0e 36 e0 45 49 c7 04 07 [ 76.380170][ T5233] RSP: 0018:ffffc90003e3fa20 EFLAGS: 00010246 [ 76.386485][ T5233] RAX: 5d70fab5f05bdf00 RBX: ffff888029bf5548 RCX: ffff88801bf25a00 [ 76.405387][ T5233] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 76.422845][ T5233] RBP: ffffc90003e3fb08 R08: ffffffff8155b2f2 R09: fffffbfff1cfa0e0 [ 76.441364][ T5233] R10: dffffc0000000000 R11: fffffbfff1cfa0e0 R12: ffff88806f8a4280 [ 76.460165][ T5233] R13: 0000000000000004 R14: 0000000000000000 R15: dffffc0000000000 [ 76.479989][ T5233] FS: 0000000000000000(0000) GS:ffff8880b8800000(0000) knlGS:0000000000000000 [ 76.493124][ T5233] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.501945][ T5233] CR2: 0000000020000080 CR3: 000000006fb06000 CR4: 00000000003506f0 [ 76.520262][ T5233] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 76.537007][ T5233] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 76.546089][ T5233] Call Trace: [ 76.558876][ T5233] [ 76.561969][ T5233] ? __warn+0x163/0x4e0 [ 76.575529][ T5233] ? remove_proc_entry+0x2e7/0x5d0 [ 76.582397][ T5233] ? report_bug+0x2b3/0x500 [ 76.586920][ T5233] ? remove_proc_entry+0x2e7/0x5d0 [ 76.597937][ T5233] ? handle_bug+0x3e/0x70 [ 76.602759][ T5233] ? exc_invalid_op+0x1a/0x50 [ 76.610090][ T5233] ? asm_exc_invalid_op+0x1a/0x20 [ 76.621668][ T5233] ? __warn_printk+0x292/0x360 [ 76.635556][ T5233] ? remove_proc_entry+0x2e7/0x5d0 [ 76.642513][ T5233] ? __local_bh_enable_ip+0x168/0x200 [ 76.652300][ T5233] ? __pfx_remove_proc_entry+0x10/0x10 [ 76.661945][ T5233] ? bcm_release+0x1ec/0x880 [ 76.666651][ T5233] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 76.678521][ T5233] ? do_raw_spin_unlock+0x13c/0x8b0 [ 76.683928][ T5233] bcm_release+0x250/0x880 [ 76.689566][ T5233] sock_close+0xbc/0x240 [ 76.694941][ T5233] ? __pfx_sock_close+0x10/0x10 [ 76.701684][ T5233] __fput+0x24a/0x8a0 [ 76.705777][ T5233] task_work_run+0x24f/0x310 [ 76.710418][ T5233] ? __pfx_task_work_run+0x10/0x10 [ 76.720906][ T5233] ? do_exit+0xa2a/0x27f0 [ 76.725392][ T5233] ? kmem_cache_free+0x145/0x350 [ 76.733067][ T5233] do_exit+0xa2f/0x27f0 [ 76.738334][ T5233] ? __pfx_do_exit+0x10/0x10 [ 76.743583][ T5233] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 76.750771][ T5233] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 76.757713][ T5233] ? _raw_spin_unlock_irq+0x23/0x50 [ 76.764407][ T5233] ? lockdep_hardirqs_on+0x99/0x150 [ 76.772046][ T5233] do_group_exit+0x207/0x2c0 [ 76.779865][ T5233] __x64_sys_exit_group+0x3f/0x40 [ 76.786356][ T5233] x64_sys_call+0x2634/0x2640 [ 76.792551][ T5233] do_syscall_64+0xf3/0x230 [ 76.798011][ T5233] ? clear_bhb_loop+0x35/0x90 [ 76.802948][ T5233] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.809309][ T5233] RIP: 0033:0x7fb830694969 [ 76.818030][ T5233] Code: Unable to access opcode bytes at 0x7fb83069493f. [ 76.828390][ T5233] RSP: 002b:00007ffdedb1f6c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 76.842402][ T5233] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fb830694969 [ 76.854662][ T5233] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 76.863786][ T5233] RBP: 00007fb8307153b0 R08: ffffffffffffffb8 R09: 0000555500000000 [ 76.872752][ T5233] R10: 0000555500000000 R11: 0000000000000246 R12: 00007fb8307153b0 [ 76.882805][ T5233] R13: 0000000000000000 R14: 00007fb830717ee0 R15: 00007fb830665160 [ 76.895636][ T5233] [ 76.898811][ T5233] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 76.906401][ T5233] CPU: 0 UID: 0 PID: 5233 Comm: syz-executor136 Not tainted 6.11.0-rc5-syzkaller-00178-g5517ae241919 #0 [ 76.920501][ T5233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.931528][ T5233] Call Trace: [ 76.935728][ T5233] [ 76.938842][ T5233] dump_stack_lvl+0x241/0x360 [ 76.943987][ T5233] ? __pfx_dump_stack_lvl+0x10/0x10 [ 76.949746][ T5233] ? __pfx__printk+0x10/0x10 [ 76.954897][ T5233] ? vscnprintf+0x5d/0x90 [ 76.959367][ T5233] panic+0x349/0x860 [ 76.963620][ T5233] ? __warn+0x172/0x4e0 [ 76.967973][ T5233] ? __pfx_panic+0x10/0x10 [ 76.972671][ T5233] __warn+0x346/0x4e0 [ 76.977112][ T5233] ? remove_proc_entry+0x2e7/0x5d0 [ 76.982584][ T5233] report_bug+0x2b3/0x500 [ 76.989208][ T5233] ? remove_proc_entry+0x2e7/0x5d0 [ 76.995679][ T5233] handle_bug+0x3e/0x70 [ 77.000209][ T5233] exc_invalid_op+0x1a/0x50 [ 77.004727][ T5233] asm_exc_invalid_op+0x1a/0x20 [ 77.009794][ T5233] RIP: 0010:remove_proc_entry+0x2e7/0x5d0 [ 77.016276][ T5233] Code: ff eb 05 e8 cb 1e 5e ff 48 8b 5c 24 10 48 c7 c7 e0 f7 aa 8e e8 2a 38 8e 09 90 48 c7 c7 60 3a 1b 8c 48 89 de e8 da 42 20 ff 90 <0f> 0b 90 90 48 8b 44 24 18 48 c7 44 24 40 0e 36 e0 45 49 c7 04 07 [ 77.039948][ T5233] RSP: 0018:ffffc90003e3fa20 EFLAGS: 00010246 [ 77.046327][ T5233] RAX: 5d70fab5f05bdf00 RBX: ffff888029bf5548 RCX: ffff88801bf25a00 [ 77.059160][ T5233] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 77.070277][ T5233] RBP: ffffc90003e3fb08 R08: ffffffff8155b2f2 R09: fffffbfff1cfa0e0 [ 77.080759][ T5233] R10: dffffc0000000000 R11: fffffbfff1cfa0e0 R12: ffff88806f8a4280 [ 77.090014][ T5233] R13: 0000000000000004 R14: 0000000000000000 R15: dffffc0000000000 [ 77.100604][ T5233] ? __warn_printk+0x292/0x360 [ 77.106431][ T5233] ? __local_bh_enable_ip+0x168/0x200 [ 77.113823][ T5233] ? __pfx_remove_proc_entry+0x10/0x10 [ 77.119863][ T5233] ? bcm_release+0x1ec/0x880 [ 77.124803][ T5233] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 77.130698][ T5233] ? do_raw_spin_unlock+0x13c/0x8b0 [ 77.137410][ T5233] bcm_release+0x250/0x880 [ 77.142111][ T5233] sock_close+0xbc/0x240 [ 77.146647][ T5233] ? __pfx_sock_close+0x10/0x10 [ 77.151874][ T5233] __fput+0x24a/0x8a0 [ 77.155957][ T5233] task_work_run+0x24f/0x310 [ 77.161691][ T5233] ? __pfx_task_work_run+0x10/0x10 [ 77.167285][ T5233] ? do_exit+0xa2a/0x27f0 [ 77.173333][ T5233] ? kmem_cache_free+0x145/0x350 [ 77.179010][ T5233] do_exit+0xa2f/0x27f0 [ 77.183191][ T5233] ? __pfx_do_exit+0x10/0x10 [ 77.188606][ T5233] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 77.194832][ T5233] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 77.203430][ T5233] ? _raw_spin_unlock_irq+0x23/0x50 [ 77.209065][ T5233] ? lockdep_hardirqs_on+0x99/0x150 [ 77.214624][ T5233] do_group_exit+0x207/0x2c0 [ 77.220091][ T5233] __x64_sys_exit_group+0x3f/0x40 [ 77.226674][ T5233] x64_sys_call+0x2634/0x2640 [ 77.233927][ T5233] do_syscall_64+0xf3/0x230 [ 77.239502][ T5233] ? clear_bhb_loop+0x35/0x90 [ 77.245692][ T5233] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.253188][ T5233] RIP: 0033:0x7fb830694969 [ 77.258039][ T5233] Code: Unable to access opcode bytes at 0x7fb83069493f. [ 77.265140][ T5233] RSP: 002b:00007ffdedb1f6c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 77.274714][ T5233] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fb830694969 [ 77.284482][ T5233] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 77.294960][ T5233] RBP: 00007fb8307153b0 R08: ffffffffffffffb8 R09: 0000555500000000 [ 77.303910][ T5233] R10: 0000555500000000 R11: 0000000000000246 R12: 00007fb8307153b0 [ 77.312439][ T5233] R13: 0000000000000000 R14: 00007fb830717ee0 R15: 00007fb830665160 [ 77.322195][ T5233] [ 77.325829][ T5233] Kernel Offset: disabled [ 77.333644][ T5233] Rebooting in 86400 seconds..