./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3790731351 <...> Warning: Permanently added '10.128.0.38' (ED25519) to the list of known hosts. execve("./syz-executor3790731351", ["./syz-executor3790731351"], 0x7ffd499a90f0 /* 10 vars */) = 0 brk(NULL) = 0x55556bfc7000 brk(0x55556bfc7d00) = 0x55556bfc7d00 arch_prctl(ARCH_SET_FS, 0x55556bfc7380) = 0 set_tid_address(0x55556bfc7650) = 5076 set_robust_list(0x55556bfc7660, 24) = 0 rseq(0x55556bfc7ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3790731351", 4096) = 28 getrandom("\x1f\xe6\x82\xe1\xe4\xb8\x0b\xde", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556bfc7d00 brk(0x55556bfe8d00) = 0x55556bfe8d00 brk(0x55556bfe9000) = 0x55556bfe9000 mprotect(0x7fa3335b2000, 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./strace-static-x86_64: Process 5077 attached , child_tidptr=0x55556bfc7650) = 5077 [pid 5077] set_robust_list(0x55556bfc7660, 24) = 0 [pid 5077] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5077] setsid() = 1 [pid 5077] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5077] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5077] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5077] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5077] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5077] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5077] unshare(CLONE_NEWNS) = 0 [pid 5077] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5077] unshare(CLONE_NEWIPC) = 0 [pid 5077] unshare(CLONE_NEWCGROUP) = 0 [pid 5077] unshare(CLONE_NEWUTS) = 0 [pid 5077] unshare(CLONE_SYSVSEM) = 0 [pid 5077] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5077] write(3, "16777216", 8) = 8 [pid 5077] close(3) = 0 [pid 5077] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5077] write(3, "536870912", 9) = 9 [pid 5077] close(3) = 0 [pid 5077] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5077] write(3, "1024", 4) = 4 [pid 5077] close(3) = 0 [pid 5077] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5077] write(3, "8192", 4) = 4 [pid 5077] close(3) = 0 [pid 5077] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5077] write(3, "1024", 4) = 4 [pid 5077] close(3) = 0 [pid 5077] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5077] write(3, "1024", 4) = 4 [pid 5077] close(3) = 0 [pid 5077] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5077] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5077] close(3) = 0 [pid 5077] getpid() = 1 [pid 5077] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b 90 90 48 c7 c7 a0 39 4a 8e e8 c3 d4 51 09 48 8b 44 24 30 42 [ 86.165834][ T5077] RSP: 0018:ffffc9000257fc28 EFLAGS: 00010246 [ 86.172017][ T5077] RAX: ac31adc3da18fc00 RBX: ffff888074c635e4 RCX: ffff88802ca00000 [ 86.180264][ T5077] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 86.188453][ T5077] RBP: ffff88823bdb20d8 R08: ffffffff81588e32 R09: 1ffff1101728519a [ 86.196477][ T5077] R10: dffffc0000000000 R11: ffffed101728519b R12: ffff88823bdb2094 [ 86.204524][ T5077] R13: 0000000000000004 R14: dffffc0000000000 R15: ffff88823bdb2000 [ 86.212584][ T5077] FS: 000055556bfc7380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 86.221625][ T5077] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.228252][ T5077] CR2: 0000000020000000 CR3: 000000002369e000 CR4: 00000000003506f0 [ 86.236344][ T5077] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.244400][ T5077] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.252453][ T5077] Call Trace: [ 86.255761][ T5077] [ 86.259282][ T5077] ? __warn+0x163/0x4e0 [ 86.263491][ T5077] ? proc_register+0x34d/0x4f0 [ 86.268284][ T5077] ? report_bug+0x2b3/0x500 [ 86.272965][ T5077] ? proc_register+0x34d/0x4f0 [ 86.277750][ T5077] ? handle_bug+0x3e/0x70 [ 86.282166][ T5077] ? exc_invalid_op+0x1a/0x50 [ 86.286960][ T5077] ? asm_exc_invalid_op+0x1a/0x20 [ 86.292111][ T5077] ? __warn_printk+0x292/0x360 [ 86.296919][ T5077] ? proc_register+0x34d/0x4f0 [ 86.301765][ T5077] ? proc_register+0x34c/0x4f0 [ 86.306571][ T5077] proc_create_net_single+0x154/0x1b0 [ 86.312016][ T5077] ? __pfx_bcm_proc_show+0x10/0x10 [ 86.317174][ T5077] ? __pfx_proc_create_net_single+0x10/0x10 [ 86.323202][ T5077] ? sock_i_ino+0x24/0xc0 [ 86.327674][ T5077] bcm_connect+0x2a7/0x4a0 [ 86.332218][ T5077] __sys_connect+0x2df/0x310 [ 86.337060][ T5077] ? lockdep_hardirqs_on+0x99/0x150 [ 86.342874][ T5077] ? __pfx___sys_connect+0x10/0x10 [ 86.348051][ T5077] ? ptrace_notify+0x279/0x380 [ 86.353051][ T5077] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 86.359511][ T5077] ? do_syscall_64+0x102/0x240 [ 86.364325][ T5077] __x64_sys_connect+0x7a/0x90 [ 86.369217][ T5077] do_syscall_64+0xf5/0x240 [ 86.373772][ T5077] ? clear_bhb_loop+0x35/0x90 [ 86.378558][ T5077] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.384576][ T5077] RIP: 0033:0x7fa33353a559 [ 86.389176][ T5077] 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 [ 86.408870][ T5077] RSP: 002b:00007ffc390bb518 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 86.417311][ T5077] RAX: ffffffffffffffda RBX: 00007fa333587390 RCX: 00007fa33353a559 [ 86.425428][ T5077] RDX: 0000000000000010 RSI: 00000000200002c0 RDI: 0000000000000004 [ 86.433503][ T5077] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000555500000000 [ 86.441665][ T5077] R10: 0000555500000000 R11: 0000000000000246 R12: 00007ffc390bb560 [ 86.449704][ T5077] R13: 00007ffc390bb530 R14: 0000000000000001 R15: 00007ffc390bb560 [ 86.457806][ T5077] [ 86.460923][ T5077] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 86.468313][ T5077] CPU: 0 PID: 5077 Comm: syz-executor379 Not tainted 6.9.0-rc6-syzkaller-00234-g7367539ad4b0 #0 [ 86.478763][ T5077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 86.488823][ T5077] Call Trace: [ 86.492109][ T5077] [ 86.495042][ T5077] dump_stack_lvl+0x241/0x360 [ 86.499766][ T5077] ? __pfx_dump_stack_lvl+0x10/0x10 [ 86.504980][ T5077] ? __pfx__printk+0x10/0x10 [ 86.509589][ T5077] ? vscnprintf+0x5d/0x90 [ 86.513926][ T5077] panic+0x349/0x860 [ 86.517829][ T5077] ? __warn+0x172/0x4e0 [ 86.522091][ T5077] ? __pfx_panic+0x10/0x10 [ 86.526556][ T5077] __warn+0x346/0x4e0 [ 86.530562][ T5077] ? proc_register+0x34d/0x4f0 [ 86.535343][ T5077] report_bug+0x2b3/0x500 [ 86.539686][ T5077] ? proc_register+0x34d/0x4f0 [ 86.544465][ T5077] handle_bug+0x3e/0x70 [ 86.548632][ T5077] exc_invalid_op+0x1a/0x50 [ 86.553147][ T5077] asm_exc_invalid_op+0x1a/0x20 [ 86.558009][ T5077] RIP: 0010:proc_register+0x34d/0x4f0 [ 86.563396][ T5077] Code: 24 08 4c 8b 64 24 28 48 8b 6c 24 20 74 08 48 89 ef e8 a7 bd c6 ff 48 8b 55 00 48 c7 c7 80 95 da 8b 48 89 de e8 74 de 27 ff 90 <0f> 0b 90 90 48 c7 c7 a0 39 4a 8e e8 c3 d4 51 09 48 8b 44 24 30 42 [ 86.583023][ T5077] RSP: 0018:ffffc9000257fc28 EFLAGS: 00010246 [ 86.589113][ T5077] RAX: ac31adc3da18fc00 RBX: ffff888074c635e4 RCX: ffff88802ca00000 [ 86.597101][ T5077] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 86.605093][ T5077] RBP: ffff88823bdb20d8 R08: ffffffff81588e32 R09: 1ffff1101728519a [ 86.613176][ T5077] R10: dffffc0000000000 R11: ffffed101728519b R12: ffff88823bdb2094 [ 86.621169][ T5077] R13: 0000000000000004 R14: dffffc0000000000 R15: ffff88823bdb2000 [ 86.629158][ T5077] ? __warn_printk+0x292/0x360 [ 86.633951][ T5077] ? proc_register+0x34c/0x4f0 [ 86.638737][ T5077] proc_create_net_single+0x154/0x1b0 [ 86.644124][ T5077] ? __pfx_bcm_proc_show+0x10/0x10 [ 86.649348][ T5077] ? __pfx_proc_create_net_single+0x10/0x10 [ 86.655257][ T5077] ? sock_i_ino+0x24/0xc0 [ 86.659603][ T5077] bcm_connect+0x2a7/0x4a0 [ 86.664037][ T5077] __sys_connect+0x2df/0x310 [ 86.668736][ T5077] ? lockdep_hardirqs_on+0x99/0x150 [ 86.673952][ T5077] ? __pfx___sys_connect+0x10/0x10 [ 86.679088][ T5077] ? ptrace_notify+0x279/0x380 [ 86.683903][ T5077] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 86.690265][ T5077] ? do_syscall_64+0x102/0x240 [ 86.695172][ T5077] __x64_sys_connect+0x7a/0x90 [ 86.699978][ T5077] do_syscall_64+0xf5/0x240 [ 86.704518][ T5077] ? clear_bhb_loop+0x35/0x90 [ 86.709219][ T5077] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.715133][ T5077] RIP: 0033:0x7fa33353a559 [ 86.719563][ T5077] 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 [ 86.739699][ T5077] RSP: 002b:00007ffc390bb518 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 86.748140][ T5077] RAX: ffffffffffffffda RBX: 00007fa333587390 RCX: 00007fa33353a559 [ 86.756131][ T5077] RDX: 0000000000000010 RSI: 00000000200002c0 RDI: 0000000000000004 [ 86.764117][ T5077] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000555500000000 [ 86.772196][ T5077] R10: 0000555500000000 R11: 0000000000000246 R12: 00007ffc390bb560 [ 86.780268][ T5077] R13: 00007ffc390bb530 R14: 0000000000000001 R15: 00007ffc390bb560 [ 86.788276][ T5077] [ 86.791906][ T5077] Kernel Offset: disabled [ 86.796332][ T5077] Rebooting in 86400 seconds..