./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3911436515 <...> Warning: Permanently added '10.128.1.228' (ED25519) to the list of known hosts. execve("./syz-executor3911436515", ["./syz-executor3911436515"], 0x7fff676b48a0 /* 10 vars */) = 0 brk(NULL) = 0x55558f0cc000 brk(0x55558f0ccd00) = 0x55558f0ccd00 arch_prctl(ARCH_SET_FS, 0x55558f0cc380) = 0 set_tid_address(0x55558f0cc650) = 5237 set_robust_list(0x55558f0cc660, 24) = 0 rseq(0x55558f0ccca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3911436515", 4096) = 28 getrandom("\xdf\x45\x21\x9a\x78\x92\x15\x9d", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558f0ccd00 brk(0x55558f0edd00) = 0x55558f0edd00 brk(0x55558f0ee000) = 0x55558f0ee000 mprotect(0x7fa2c041d000, 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=0x55558f0cc650) = 5238 ./strace-static-x86_64: Process 5238 attached [pid 5238] set_robust_list(0x55558f0cc660, 24) = 0 [pid 5238] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5238] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5238] setsid() = 1 [pid 5238] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5238] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5238] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5238] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5238] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5238] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5238] unshare(CLONE_NEWNS) = 0 [pid 5238] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5238] unshare(CLONE_NEWIPC) = 0 [pid 5238] unshare(CLONE_NEWCGROUP) = 0 [pid 5238] unshare(CLONE_NEWUTS) = 0 [pid 5238] unshare(CLONE_SYSVSEM) = 0 [pid 5238] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5238] write(3, "16777216", 8) = 8 [pid 5238] close(3) = 0 [pid 5238] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5238] write(3, "536870912", 9) = 9 [pid 5238] close(3) = 0 [pid 5238] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5238] write(3, "1024", 4) = 4 [pid 5238] close(3) = 0 [pid 5238] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5238] write(3, "8192", 4) = 4 [pid 5238] close(3) = 0 [pid 5238] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5238] write(3, "1024", 4) = 4 [pid 5238] close(3) = 0 [pid 5238] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5238] write(3, "1024", 4) = 4 [pid 5238] close(3) = 0 [pid 5238] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5238] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5238] close(3) = 0 [pid 5238] getpid() = 1 [pid 5238] 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 [ 83.892867][ T5238] RSP: 0018:ffffc9000357fa20 EFLAGS: 00010246 [ 83.899023][ T5238] RAX: 59f45300caf9cf00 RBX: ffff88802f4f4548 RCX: ffff88802ca23c00 [ 83.907127][ T5238] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 83.915258][ T5238] RBP: ffffc9000357fb08 R08: ffffffff8155b2f2 R09: 1ffff1101710519a [ 83.923438][ T5238] R10: dffffc0000000000 R11: ffffed101710519b R12: ffff888011fea640 [ 83.931493][ T5238] R13: 0000000000000004 R14: 0000000000000000 R15: dffffc0000000000 [ 83.939559][ T5238] FS: 0000000000000000(0000) GS:ffff8880b8800000(0000) knlGS:0000000000000000 [ 83.948559][ T5238] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.955199][ T5238] CR2: 0000000020004c14 CR3: 000000002a09a000 CR4: 00000000003506f0 [ 83.963711][ T5238] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 83.971714][ T5238] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 83.979764][ T5238] Call Trace: [ 83.983118][ T5238] [ 83.986101][ T5238] ? __warn+0x163/0x4e0 [ 83.990283][ T5238] ? remove_proc_entry+0x2e7/0x5d0 [ 83.995506][ T5238] ? report_bug+0x2b3/0x500 [ 84.000097][ T5238] ? remove_proc_entry+0x2e7/0x5d0 [ 84.005688][ T5238] ? handle_bug+0x3e/0x70 [ 84.010067][ T5238] ? exc_invalid_op+0x1a/0x50 [ 84.014910][ T5238] ? asm_exc_invalid_op+0x1a/0x20 [ 84.019953][ T5238] ? __warn_printk+0x292/0x360 [ 84.024880][ T5238] ? remove_proc_entry+0x2e7/0x5d0 [ 84.030030][ T5238] ? __local_bh_enable_ip+0x168/0x200 [ 84.035482][ T5238] ? __pfx_remove_proc_entry+0x10/0x10 [ 84.041145][ T5238] ? bcm_release+0x1ec/0x880 [ 84.045864][ T5238] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 84.051719][ T5238] ? do_raw_spin_unlock+0x13c/0x8b0 [ 84.057001][ T5238] bcm_release+0x250/0x880 [ 84.061482][ T5238] sock_close+0xbc/0x240 [ 84.065969][ T5238] ? __pfx_sock_close+0x10/0x10 [ 84.070862][ T5238] __fput+0x24a/0x8a0 [ 84.074944][ T5238] task_work_run+0x24f/0x310 [ 84.079570][ T5238] ? __pfx_task_work_run+0x10/0x10 [ 84.084862][ T5238] ? do_exit+0xa2a/0x27f0 [ 84.089235][ T5238] ? kmem_cache_free+0x145/0x350 [ 84.094298][ T5238] do_exit+0xa2f/0x27f0 [ 84.098544][ T5238] ? __pfx_do_exit+0x10/0x10 [ 84.103726][ T5238] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 84.109746][ T5238] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 84.116247][ T5238] ? _raw_spin_unlock_irq+0x23/0x50 [ 84.121542][ T5238] ? lockdep_hardirqs_on+0x99/0x150 [ 84.126883][ T5238] do_group_exit+0x207/0x2c0 [ 84.131610][ T5238] __x64_sys_exit_group+0x3f/0x40 [ 84.136728][ T5238] x64_sys_call+0x2634/0x2640 [ 84.141442][ T5238] do_syscall_64+0xf3/0x230 [ 84.146092][ T5238] ? clear_bhb_loop+0x35/0x90 [ 84.150817][ T5238] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.156801][ T5238] RIP: 0033:0x7fa2c03a2929 [ 84.161353][ T5238] Code: Unable to access opcode bytes at 0x7fa2c03a28ff. [ 84.168624][ T5238] RSP: 002b:00007ffe84e43e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 84.177225][ T5238] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa2c03a2929 [ 84.185290][ T5238] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 84.193332][ T5238] RBP: 00007fa2c04233b0 R08: ffffffffffffffb8 R09: 0000555500000000 [ 84.201343][ T5238] R10: 0000555500000000 R11: 0000000000000246 R12: 00007fa2c04233b0 [ 84.209398][ T5238] R13: 0000000000000000 R14: 00007fa2c0425ee0 R15: 00007fa2c0373140 [ 84.217457][ T5238] [ 84.220488][ T5238] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 84.227764][ T5238] CPU: 0 UID: 0 PID: 5238 Comm: syz-executor391 Not tainted 6.11.0-rc5-syzkaller-00178-g5517ae241919 #0 [ 84.238874][ T5238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 84.248947][ T5238] Call Trace: [ 84.252224][ T5238] [ 84.255159][ T5238] dump_stack_lvl+0x241/0x360 [ 84.259842][ T5238] ? __pfx_dump_stack_lvl+0x10/0x10 [ 84.265040][ T5238] ? __pfx__printk+0x10/0x10 [ 84.269635][ T5238] ? vscnprintf+0x5d/0x90 [ 84.273991][ T5238] panic+0x349/0x860 [ 84.277918][ T5238] ? __warn+0x172/0x4e0 [ 84.282081][ T5238] ? __pfx_panic+0x10/0x10 [ 84.286521][ T5238] __warn+0x346/0x4e0 [ 84.290601][ T5238] ? remove_proc_entry+0x2e7/0x5d0 [ 84.295751][ T5238] report_bug+0x2b3/0x500 [ 84.300112][ T5238] ? remove_proc_entry+0x2e7/0x5d0 [ 84.305240][ T5238] handle_bug+0x3e/0x70 [ 84.309412][ T5238] exc_invalid_op+0x1a/0x50 [ 84.313928][ T5238] asm_exc_invalid_op+0x1a/0x20 [ 84.318791][ T5238] RIP: 0010:remove_proc_entry+0x2e7/0x5d0 [ 84.324614][ T5238] 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 [ 84.344230][ T5238] RSP: 0018:ffffc9000357fa20 EFLAGS: 00010246 [ 84.350319][ T5238] RAX: 59f45300caf9cf00 RBX: ffff88802f4f4548 RCX: ffff88802ca23c00 [ 84.358306][ T5238] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 84.366652][ T5238] RBP: ffffc9000357fb08 R08: ffffffff8155b2f2 R09: 1ffff1101710519a [ 84.374802][ T5238] R10: dffffc0000000000 R11: ffffed101710519b R12: ffff888011fea640 [ 84.382779][ T5238] R13: 0000000000000004 R14: 0000000000000000 R15: dffffc0000000000 [ 84.390769][ T5238] ? __warn_printk+0x292/0x360 [ 84.395552][ T5238] ? __local_bh_enable_ip+0x168/0x200 [ 84.400946][ T5238] ? __pfx_remove_proc_entry+0x10/0x10 [ 84.406519][ T5238] ? bcm_release+0x1ec/0x880 [ 84.411318][ T5238] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 84.417051][ T5238] ? do_raw_spin_unlock+0x13c/0x8b0 [ 84.422301][ T5238] bcm_release+0x250/0x880 [ 84.426770][ T5238] sock_close+0xbc/0x240 [ 84.431148][ T5238] ? __pfx_sock_close+0x10/0x10 [ 84.436231][ T5238] __fput+0x24a/0x8a0 [ 84.440240][ T5238] task_work_run+0x24f/0x310 [ 84.444845][ T5238] ? __pfx_task_work_run+0x10/0x10 [ 84.449966][ T5238] ? do_exit+0xa2a/0x27f0 [ 84.454386][ T5238] ? kmem_cache_free+0x145/0x350 [ 84.459787][ T5238] do_exit+0xa2f/0x27f0 [ 84.463961][ T5238] ? __pfx_do_exit+0x10/0x10 [ 84.468555][ T5238] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 84.474561][ T5238] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 84.480910][ T5238] ? _raw_spin_unlock_irq+0x23/0x50 [ 84.486127][ T5238] ? lockdep_hardirqs_on+0x99/0x150 [ 84.491365][ T5238] do_group_exit+0x207/0x2c0 [ 84.495971][ T5238] __x64_sys_exit_group+0x3f/0x40 [ 84.501005][ T5238] x64_sys_call+0x2634/0x2640 [ 84.505721][ T5238] do_syscall_64+0xf3/0x230 [ 84.510234][ T5238] ? clear_bhb_loop+0x35/0x90 [ 84.514949][ T5238] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.520942][ T5238] RIP: 0033:0x7fa2c03a2929 [ 84.525362][ T5238] Code: Unable to access opcode bytes at 0x7fa2c03a28ff. [ 84.532382][ T5238] RSP: 002b:00007ffe84e43e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 84.540809][ T5238] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa2c03a2929 [ 84.548786][ T5238] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 84.556763][ T5238] RBP: 00007fa2c04233b0 R08: ffffffffffffffb8 R09: 0000555500000000 [ 84.564747][ T5238] R10: 0000555500000000 R11: 0000000000000246 R12: 00007fa2c04233b0 [ 84.572724][ T5238] R13: 0000000000000000 R14: 00007fa2c0425ee0 R15: 00007fa2c0373140 [ 84.580722][ T5238] [ 84.584098][ T5238] Kernel Offset: disabled [ 84.588474][ T5238] Rebooting in 86400 seconds..