./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1737977830 <...> Warning: Permanently added '10.128.0.41' (ED25519) to the list of known hosts. execve("./syz-executor1737977830", ["./syz-executor1737977830"], 0x7ffc49568bb0 /* 10 vars */) = 0 brk(NULL) = 0x5555787bd000 brk(0x5555787bdd00) = 0x5555787bdd00 arch_prctl(ARCH_SET_FS, 0x5555787bd380) = 0 set_tid_address(0x5555787bd650) = 5231 set_robust_list(0x5555787bd660, 24) = 0 rseq(0x5555787bdca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1737977830", 4096) = 28 getrandom("\x49\x36\x44\x48\x2d\x35\xda\x3e", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555787bdd00 brk(0x5555787ded00) = 0x5555787ded00 brk(0x5555787df000) = 0x5555787df000 mprotect(0x7f193f3b0000, 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=0x5555787bd650) = 5232 ./strace-static-x86_64: Process 5232 attached [pid 5232] set_robust_list(0x5555787bd660, 24) = 0 [pid 5232] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5232] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5232] setsid() = 1 [pid 5232] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5232] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5232] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5232] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5232] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5232] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5232] unshare(CLONE_NEWNS) = 0 [pid 5232] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5232] unshare(CLONE_NEWIPC) = 0 [pid 5232] unshare(CLONE_NEWCGROUP) = 0 [pid 5232] unshare(CLONE_NEWUTS) = 0 [pid 5232] unshare(CLONE_SYSVSEM) = 0 [pid 5232] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5232] write(3, "16777216", 8) = 8 [pid 5232] close(3) = 0 [pid 5232] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5232] write(3, "536870912", 9) = 9 [pid 5232] close(3) = 0 [pid 5232] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5232] write(3, "1024", 4) = 4 [pid 5232] close(3) = 0 [pid 5232] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5232] write(3, "8192", 4) = 4 [pid 5232] close(3) = 0 [pid 5232] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5232] write(3, "1024", 4) = 4 [pid 5232] close(3) = 0 [pid 5232] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5232] write(3, "1024", 4) = 4 [pid 5232] close(3) = 0 [pid 5232] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5232] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5232] close(3) = 0 [pid 5232] getpid() = 1 [pid 5232] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 80 3c 28 00 74 05 e8 9a 66 92 fb 48 8b 83 c0 07 00 00 48 89 44 [ 82.309337][ T5242] RSP: 0018:ffffc900034af230 EFLAGS: 00010202 [ 82.315440][ T5242] RAX: 00000000000000f8 RBX: 0000000000000000 RCX: ffff8880245d3c00 [ 82.323434][ T5242] RDX: 0000000000000000 RSI: ffffc900034af740 RDI: 00000000000007c0 [ 82.331515][ T5242] RBP: ffffc900034af470 R08: ffffffff89cb116d R09: 1ffff1100af04415 [ 82.339511][ T5242] R10: dffffc0000000000 R11: ffffffff86686630 R12: ffffc900034af3f0 [ 82.347511][ T5242] R13: dffffc0000000000 R14: ffffc900034af740 R15: 0000000000000000 [ 82.355489][ T5242] FS: 00005555787bd380(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000 [ 82.364419][ T5242] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.371026][ T5242] CR2: 00000000200004c0 CR3: 0000000055bb2000 CR4: 00000000003506f0 [ 82.378994][ T5242] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 82.386961][ T5242] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 82.394933][ T5242] Call Trace: [ 82.398218][ T5242] [ 82.401143][ T5242] ? __die_body+0x88/0xe0 [ 82.405482][ T5242] ? die_addr+0x108/0x140 [ 82.409844][ T5242] ? exc_general_protection+0x3dd/0x5d0 [ 82.415423][ T5242] ? asm_exc_general_protection+0x26/0x30 [ 82.421178][ T5242] ? __pfx_phy_start_cable_test_tdr+0x10/0x10 [ 82.427253][ T5242] ? ethnl_act_cable_test_tdr+0x5ad/0x10d0 [ 82.433061][ T5242] ? phy_start_cable_test_tdr+0x3a/0x5c0 [ 82.438697][ T5242] ? ethnl_ops_begin+0x1ae/0x1f0 [ 82.443631][ T5242] ? __pfx_phy_start_cable_test_tdr+0x10/0x10 [ 82.449698][ T5242] ethnl_act_cable_test_tdr+0x607/0x10d0 [ 82.455343][ T5242] ? __pfx_ethnl_act_cable_test_tdr+0x10/0x10 [ 82.461414][ T5242] ? genl_family_rcv_msg_attrs_parse+0xa3/0x290 [ 82.467657][ T5242] ? __nla_parse+0x40/0x60 [ 82.472072][ T5242] ? genl_family_rcv_msg_attrs_parse+0x1d1/0x290 [ 82.478399][ T5242] genl_rcv_msg+0xb14/0xec0 [ 82.482911][ T5242] ? mark_lock+0x9a/0x350 [ 82.487246][ T5242] ? __pfx_genl_rcv_msg+0x10/0x10 [ 82.492278][ T5242] ? __pfx_lock_acquire+0x10/0x10 [ 82.497300][ T5242] ? __pfx_ethnl_act_cable_test_tdr+0x10/0x10 [ 82.503371][ T5242] ? __pfx___might_resched+0x10/0x10 [ 82.508660][ T5242] netlink_rcv_skb+0x1e3/0x430 [ 82.513420][ T5242] ? __pfx_genl_rcv_msg+0x10/0x10 [ 82.518442][ T5242] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 82.523725][ T5242] ? __netlink_deliver_tap+0x77e/0x7c0 [ 82.529183][ T5242] genl_rcv+0x28/0x40 [ 82.533174][ T5242] netlink_unicast+0x7f6/0x990 [ 82.537950][ T5242] ? __pfx_netlink_unicast+0x10/0x10 [ 82.543242][ T5242] ? __virt_addr_valid+0x183/0x530 [ 82.548362][ T5242] ? __check_object_size+0x49c/0x900 [ 82.553639][ T5242] ? bpf_lsm_netlink_send+0x9/0x10 [ 82.558749][ T5242] netlink_sendmsg+0x8e4/0xcb0 [ 82.563573][ T5242] ? __pfx_netlink_sendmsg+0x10/0x10 [ 82.568875][ T5242] ? __import_iovec+0x536/0x820 [ 82.573738][ T5242] ? aa_sock_msg_perm+0x91/0x160 [ 82.578696][ T5242] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 82.583999][ T5242] ? security_socket_sendmsg+0x87/0xb0 [ 82.589467][ T5242] ? __pfx_netlink_sendmsg+0x10/0x10 [ 82.594753][ T5242] __sock_sendmsg+0x221/0x270 [ 82.599432][ T5242] ____sys_sendmsg+0x525/0x7d0 [ 82.604201][ T5242] ? __pfx_____sys_sendmsg+0x10/0x10 [ 82.609499][ T5242] ? do_raw_spin_lock+0x14f/0x370 [ 82.614554][ T5242] __sys_sendmsg+0x2b0/0x3a0 [ 82.619167][ T5242] ? __pfx___sys_sendmsg+0x10/0x10 [ 82.624290][ T5242] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 82.630626][ T5242] ? _raw_spin_unlock_irq+0x2e/0x50 [ 82.635829][ T5242] ? ptrace_notify+0x279/0x380 [ 82.640710][ T5242] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 82.647042][ T5242] ? do_syscall_64+0x100/0x230 [ 82.651811][ T5242] do_syscall_64+0xf3/0x230 [ 82.656318][ T5242] ? clear_bhb_loop+0x35/0x90 [ 82.661000][ T5242] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 82.666921][ T5242] RIP: 0033:0x7f193f337fc9 [ 82.671363][ T5242] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1a 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 b8 ff ff ff f7 d8 64 89 01 48 [ 82.691056][ T5242] RSP: 002b:00007ffda46a99f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.699488][ T5242] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f193f337fc9 [ 82.707633][ T5242] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000004 [ 82.715599][ T5242] RBP: 00000000000f4240 R08: 0000000000000001 R09: 0000000000000001 [ 82.723567][ T5242] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffda46a9a50 [ 82.731532][ T5242] R13: 00007f193f385406 R14: 0000000000000003 R15: 00007ffda46a9a30 [ 82.739507][ T5242] [ 82.742558][ T5242] Modules linked in: [ 82.750904][ T5242] ---[ end trace 0000000000000000 ]--- [ 82.756641][ T5242] RIP: 0010:phy_start_cable_test_tdr+0x3a/0x5c0 [ 82.762997][ T5242] Code: ec 38 48 89 54 24 18 49 89 f6 48 89 fb 49 bd 00 00 00 00 00 fc ff df e8 e4 24 2b fb 48 8d bb c0 07 00 00 48 89 f8 48 c1 e8 03 <42> 80 3c 28 00 74 05 e8 9a 66 92 fb 48 8b 83 c0 07 00 00 48 89 44 [ 82.782812][ T5242] RSP: 0018:ffffc900034af230 EFLAGS: 00010202 [ 82.788965][ T5242] RAX: 00000000000000f8 RBX: 0000000000000000 RCX: ffff8880245d3c00 [ 82.797101][ T5242] RDX: 0000000000000000 RSI: ffffc900034af740 RDI: 00000000000007c0 [ 82.805221][ T5242] RBP: ffffc900034af470 R08: ffffffff89cb116d R09: 1ffff1100af04415 [ 82.813268][ T5242] R10: dffffc0000000000 R11: ffffffff86686630 R12: ffffc900034af3f0 [ 82.821258][ T5242] R13: dffffc0000000000 R14: ffffc900034af740 R15: 0000000000000000 [ 82.829758][ T5242] FS: 00005555787bd380(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000 [ 82.838811][ T5242] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.845548][ T5242] CR2: 00000000200004c0 CR3: 0000000055bb2000 CR4: 00000000003506f0 [ 82.854453][ T5242] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 82.862456][ T5242] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 82.870587][ T5242] Kernel panic - not syncing: Fatal exception [ 82.876941][ T5242] Kernel Offset: disabled [ 82.881262][ T5242] Rebooting in 86400 seconds..