./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor511926112 <...> Warning: Permanently added '10.128.1.138' (ED25519) to the list of known hosts. execve("./syz-executor511926112", ["./syz-executor511926112"], 0x7fff7cb93b80 /* 10 vars */) = 0 brk(NULL) = 0x55555e88b000 brk(0x55555e88bd00) = 0x55555e88bd00 arch_prctl(ARCH_SET_FS, 0x55555e88b380) = 0 set_tid_address(0x55555e88b650) = 5081 set_robust_list(0x55555e88b660, 24) = 0 rseq(0x55555e88bca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor511926112", 4096) = 27 getrandom("\x39\x6c\xad\xa1\x5f\x83\x25\x48", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555e88bd00 brk(0x55555e8acd00) = 0x55555e8acd00 brk(0x55555e8ad000) = 0x55555e8ad000 mprotect(0x7f33a56d7000, 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=0x55555e88b650) = 5082 ./strace-static-x86_64: Process 5082 attached [pid 5082] set_robust_list(0x55555e88b660, 24) = 0 [pid 5082] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5082] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5082] setsid() = 1 [pid 5082] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5082] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5082] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5082] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5082] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5082] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5082] unshare(CLONE_NEWNS) = 0 [pid 5082] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5082] unshare(CLONE_NEWIPC) = 0 [pid 5082] unshare(CLONE_NEWCGROUP) = 0 [pid 5082] unshare(CLONE_NEWUTS) = 0 [pid 5082] unshare(CLONE_SYSVSEM) = 0 [pid 5082] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5082] write(3, "16777216", 8) = 8 [pid 5082] close(3) = 0 [pid 5082] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5082] write(3, "536870912", 9) = 9 [pid 5082] close(3) = 0 [pid 5082] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5082] write(3, "1024", 4) = 4 [pid 5082] close(3) = 0 [pid 5082] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5082] write(3, "8192", 4) = 4 [pid 5082] close(3) = 0 [pid 5082] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5082] write(3, "1024", 4) = 4 [pid 5082] close(3) = 0 [pid 5082] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5082] write(3, "1024", 4) = 4 [pid 5082] close(3) = 0 [pid 5082] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5082] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5082] close(3) = 0 [pid 5082] getpid() = 1 [pid 5082] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b 90 90 48 c7 c7 a0 53 4a 8e e8 73 06 57 09 48 8b 44 24 30 42 [ 65.135719][ T5082] RSP: 0018:ffffc900036efc28 EFLAGS: 00010246 [ 65.141777][ T5082] RAX: 183a3d9759bf8d00 RBX: ffff88802a9d14a4 RCX: ffff888022165a00 [ 65.149792][ T5082] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 65.157949][ T5082] RBP: ffff88801f691218 R08: ffffffff81588f12 R09: fffffbfff1c39b5c [ 65.166027][ T5082] R10: dffffc0000000000 R11: fffffbfff1c39b5c R12: ffff88801f6911d4 [ 65.174085][ T5082] R13: 0000000000000004 R14: dffffc0000000000 R15: ffff88801f691140 [ 65.182161][ T5082] FS: 000055555e88b380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 65.191163][ T5082] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.197847][ T5082] CR2: 00007f33a56dd3c0 CR3: 00000000758cc000 CR4: 00000000003506f0 [ 65.205945][ T5082] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 65.214003][ T5082] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 65.222007][ T5082] Call Trace: [ 65.225319][ T5082] [ 65.228257][ T5082] ? __warn+0x163/0x4e0 [ 65.232409][ T5082] ? proc_register+0x34d/0x4f0 [ 65.237550][ T5082] ? report_bug+0x2b3/0x500 [ 65.242092][ T5082] ? proc_register+0x34d/0x4f0 [ 65.247010][ T5082] ? handle_bug+0x3e/0x70 [ 65.251352][ T5082] ? exc_invalid_op+0x1a/0x50 [ 65.256089][ T5082] ? asm_exc_invalid_op+0x1a/0x20 [ 65.261124][ T5082] ? __warn_printk+0x292/0x360 [ 65.265930][ T5082] ? proc_register+0x34d/0x4f0 [ 65.270706][ T5082] ? proc_register+0x34c/0x4f0 [ 65.275549][ T5082] proc_create_net_single+0x154/0x1b0 [ 65.280953][ T5082] ? __pfx_bcm_proc_show+0x10/0x10 [ 65.286136][ T5082] ? __pfx_proc_create_net_single+0x10/0x10 [ 65.292060][ T5082] ? sock_i_ino+0x24/0xc0 [ 65.296482][ T5082] bcm_connect+0x2a7/0x4a0 [ 65.300917][ T5082] __sys_connect+0x2df/0x310 [ 65.305593][ T5082] ? lockdep_hardirqs_on+0x99/0x150 [ 65.310811][ T5082] ? __pfx___sys_connect+0x10/0x10 [ 65.316126][ T5082] ? ptrace_notify+0x279/0x380 [ 65.320908][ T5082] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 65.327280][ T5082] ? do_syscall_64+0x102/0x240 [ 65.332060][ T5082] __x64_sys_connect+0x7a/0x90 [ 65.336937][ T5082] do_syscall_64+0xf5/0x240 [ 65.341473][ T5082] ? clear_bhb_loop+0x35/0x90 [ 65.346233][ T5082] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 65.352153][ T5082] RIP: 0033:0x7f33a565f519 [ 65.356692][ T5082] Code: 48 83 c4 28 c3 e8 d7 19 00 00 0f 1f 80 00 00 00 00 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 [ 65.376391][ T5082] RSP: 002b:00007ffed810b7f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 65.384873][ T5082] RAX: ffffffffffffffda RBX: 00007f33a56ac390 RCX: 00007f33a565f519 [ 65.393019][ T5082] RDX: 0000000000000010 RSI: 00000000200002c0 RDI: 0000000000000004 [ 65.401020][ T5082] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000555500000000 [ 65.409049][ T5082] R10: 0000555500000000 R11: 0000000000000246 R12: 00007ffed810b840 [ 65.417094][ T5082] R13: 00007ffed810b810 R14: 0000000000000001 R15: 00007ffed810b840 [ 65.425145][ T5082] [ 65.428168][ T5082] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 65.435431][ T5082] CPU: 0 PID: 5082 Comm: syz-executor511 Not tainted 6.9.0-rc6-syzkaller-00290-gb9158815de52 #0 [ 65.445827][ T5082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 65.455864][ T5082] Call Trace: [ 65.459128][ T5082] [ 65.462129][ T5082] dump_stack_lvl+0x241/0x360 [ 65.466800][ T5082] ? __pfx_dump_stack_lvl+0x10/0x10 [ 65.471982][ T5082] ? __pfx__printk+0x10/0x10 [ 65.476599][ T5082] ? vscnprintf+0x5d/0x90 [ 65.480912][ T5082] panic+0x349/0x860 [ 65.484802][ T5082] ? __warn+0x172/0x4e0 [ 65.488958][ T5082] ? __pfx_panic+0x10/0x10 [ 65.493384][ T5082] __warn+0x346/0x4e0 [ 65.497363][ T5082] ? proc_register+0x34d/0x4f0 [ 65.502122][ T5082] report_bug+0x2b3/0x500 [ 65.506443][ T5082] ? proc_register+0x34d/0x4f0 [ 65.511203][ T5082] handle_bug+0x3e/0x70 [ 65.515347][ T5082] exc_invalid_op+0x1a/0x50 [ 65.519842][ T5082] asm_exc_invalid_op+0x1a/0x20 [ 65.524685][ T5082] RIP: 0010:proc_register+0x34d/0x4f0 [ 65.530052][ T5082] Code: 24 08 4c 8b 64 24 28 48 8b 6c 24 20 74 08 48 89 ef e8 67 bb c6 ff 48 8b 55 00 48 c7 c7 00 a9 da 8b 48 89 de e8 34 8c 24 ff 90 <0f> 0b 90 90 48 c7 c7 a0 53 4a 8e e8 73 06 57 09 48 8b 44 24 30 42 [ 65.549651][ T5082] RSP: 0018:ffffc900036efc28 EFLAGS: 00010246 [ 65.555714][ T5082] RAX: 183a3d9759bf8d00 RBX: ffff88802a9d14a4 RCX: ffff888022165a00 [ 65.563677][ T5082] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 65.571639][ T5082] RBP: ffff88801f691218 R08: ffffffff81588f12 R09: fffffbfff1c39b5c [ 65.579603][ T5082] R10: dffffc0000000000 R11: fffffbfff1c39b5c R12: ffff88801f6911d4 [ 65.587571][ T5082] R13: 0000000000000004 R14: dffffc0000000000 R15: ffff88801f691140 [ 65.595541][ T5082] ? __warn_printk+0x292/0x360 [ 65.600318][ T5082] ? proc_register+0x34c/0x4f0 [ 65.605084][ T5082] proc_create_net_single+0x154/0x1b0 [ 65.610450][ T5082] ? __pfx_bcm_proc_show+0x10/0x10 [ 65.615564][ T5082] ? __pfx_proc_create_net_single+0x10/0x10 [ 65.621455][ T5082] ? sock_i_ino+0x24/0xc0 [ 65.625952][ T5082] bcm_connect+0x2a7/0x4a0 [ 65.630366][ T5082] __sys_connect+0x2df/0x310 [ 65.634953][ T5082] ? lockdep_hardirqs_on+0x99/0x150 [ 65.640146][ T5082] ? __pfx___sys_connect+0x10/0x10 [ 65.645249][ T5082] ? ptrace_notify+0x279/0x380 [ 65.650010][ T5082] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 65.656331][ T5082] ? do_syscall_64+0x102/0x240 [ 65.661094][ T5082] __x64_sys_connect+0x7a/0x90 [ 65.665855][ T5082] do_syscall_64+0xf5/0x240 [ 65.670355][ T5082] ? clear_bhb_loop+0x35/0x90 [ 65.675043][ T5082] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 65.680924][ T5082] RIP: 0033:0x7f33a565f519 [ 65.685334][ T5082] Code: 48 83 c4 28 c3 e8 d7 19 00 00 0f 1f 80 00 00 00 00 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 [ 65.704928][ T5082] RSP: 002b:00007ffed810b7f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 65.713338][ T5082] RAX: ffffffffffffffda RBX: 00007f33a56ac390 RCX: 00007f33a565f519 [ 65.721301][ T5082] RDX: 0000000000000010 RSI: 00000000200002c0 RDI: 0000000000000004 [ 65.729269][ T5082] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000555500000000 [ 65.737231][ T5082] R10: 0000555500000000 R11: 0000000000000246 R12: 00007ffed810b840 [ 65.745203][ T5082] R13: 00007ffed810b810 R14: 0000000000000001 R15: 00007ffed810b840 [ 65.753191][ T5082] [ 65.756681][ T5082] Kernel Offset: disabled [ 65.761104][ T5082] Rebooting in 86400 seconds..