./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1215962047 <...> Warning: Permanently added '10.128.0.150' (ED25519) to the list of known hosts. execve("./syz-executor1215962047", ["./syz-executor1215962047"], 0x7ffcbac3b950 /* 10 vars */) = 0 brk(NULL) = 0x555557f56000 brk(0x555557f56d00) = 0x555557f56d00 arch_prctl(ARCH_SET_FS, 0x555557f56380) = 0 set_tid_address(0x555557f56650) = 5229 set_robust_list(0x555557f56660, 24) = 0 rseq(0x555557f56ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1215962047", 4096) = 28 getrandom("\x4e\xfb\x80\x4f\x6d\xc7\x2a\xb7", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555557f56d00 brk(0x555557f77d00) = 0x555557f77d00 brk(0x555557f78000) = 0x555557f78000 mprotect(0x7f1002c7d000, 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 5230 attached [pid 5230] set_robust_list(0x555557f56660, 24 [pid 5229] <... clone resumed>, child_tidptr=0x555557f56650) = 5230 [pid 5230] <... set_robust_list resumed>) = 0 [pid 5230] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5230] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5230] setsid() = 1 [pid 5230] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5230] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5230] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5230] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5230] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5230] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5230] unshare(CLONE_NEWNS) = 0 [pid 5230] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5230] unshare(CLONE_NEWIPC) = 0 [pid 5230] unshare(CLONE_NEWCGROUP) = 0 [pid 5230] unshare(CLONE_NEWUTS) = 0 [pid 5230] unshare(CLONE_SYSVSEM) = 0 [pid 5230] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5230] write(3, "16777216", 8) = 8 [pid 5230] close(3) = 0 [pid 5230] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5230] write(3, "536870912", 9) = 9 [pid 5230] close(3) = 0 [pid 5230] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5230] write(3, "1024", 4) = 4 [pid 5230] close(3) = 0 [pid 5230] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5230] write(3, "8192", 4) = 4 [pid 5230] close(3) = 0 [pid 5230] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5230] write(3, "1024", 4) = 4 [pid 5230] close(3) = 0 [pid 5230] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5230] write(3, "1024", 4) = 4 [pid 5230] close(3) = 0 [pid 5230] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5230] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5230] close(3) = 0 [pid 5230] getpid() = 1 [pid 5230] 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 [ 82.744828][ T5241] RSP: 0018:ffffc9000358f230 EFLAGS: 00010202 [ 82.750907][ T5241] RAX: 00000000000000f8 RBX: 0000000000000000 RCX: ffff88802b9dbc00 [ 82.758881][ T5241] RDX: 0000000000000000 RSI: ffffc9000358f740 RDI: 00000000000007c0 [ 82.766853][ T5241] RBP: ffffc9000358f470 R08: ffffffff89cb116d R09: 1ffff11004367c15 [ 82.774825][ T5241] R10: dffffc0000000000 R11: ffffffff86686630 R12: ffffc9000358f3f0 [ 82.782792][ T5241] R13: dffffc0000000000 R14: ffffc9000358f740 R15: 0000000000000000 [ 82.790757][ T5241] FS: 0000555557f56380(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 [ 82.799704][ T5241] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.806288][ T5241] CR2: 000055d8e7e6e000 CR3: 0000000025518000 CR4: 00000000003506f0 [ 82.814261][ T5241] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 82.822231][ T5241] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 82.830198][ T5241] Call Trace: [ 82.833496][ T5241] [ 82.836428][ T5241] ? __die_body+0x88/0xe0 [ 82.840774][ T5241] ? die_addr+0x108/0x140 [ 82.845106][ T5241] ? exc_general_protection+0x3dd/0x5d0 [ 82.850677][ T5241] ? netdev_get_by_name+0x7c/0xb0 [ 82.855718][ T5241] ? asm_exc_general_protection+0x26/0x30 [ 82.861457][ T5241] ? __pfx_phy_start_cable_test_tdr+0x10/0x10 [ 82.867530][ T5241] ? ethnl_act_cable_test_tdr+0x5ad/0x10d0 [ 82.873355][ T5241] ? phy_start_cable_test_tdr+0x3a/0x5c0 [ 82.879001][ T5241] ? ethnl_ops_begin+0x1ae/0x1f0 [ 82.883939][ T5241] ? __pfx_phy_start_cable_test_tdr+0x10/0x10 [ 82.890023][ T5241] ethnl_act_cable_test_tdr+0x607/0x10d0 [ 82.895686][ T5241] ? __pfx_ethnl_act_cable_test_tdr+0x10/0x10 [ 82.901775][ T5241] ? genl_family_rcv_msg_attrs_parse+0xa3/0x290 [ 82.908028][ T5241] ? __nla_parse+0x40/0x60 [ 82.912452][ T5241] ? genl_family_rcv_msg_attrs_parse+0x1d1/0x290 [ 82.918798][ T5241] genl_rcv_msg+0xb14/0xec0 [ 82.923318][ T5241] ? mark_lock+0x9a/0x350 [ 82.927670][ T5241] ? __pfx_genl_rcv_msg+0x10/0x10 [ 82.932738][ T5241] ? __pfx_lock_acquire+0x10/0x10 [ 82.937791][ T5241] ? __pfx_ethnl_act_cable_test_tdr+0x10/0x10 [ 82.943994][ T5241] ? __pfx___might_resched+0x10/0x10 [ 82.949289][ T5241] netlink_rcv_skb+0x1e3/0x430 [ 82.954053][ T5241] ? __pfx_genl_rcv_msg+0x10/0x10 [ 82.959092][ T5241] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 82.964383][ T5241] ? __netlink_deliver_tap+0x77e/0x7c0 [ 82.969849][ T5241] genl_rcv+0x28/0x40 [ 82.973855][ T5241] netlink_unicast+0x7f6/0x990 [ 82.978639][ T5241] ? __pfx_netlink_unicast+0x10/0x10 [ 82.983941][ T5241] ? __virt_addr_valid+0x183/0x530 [ 82.989068][ T5241] ? __check_object_size+0x49c/0x900 [ 82.994358][ T5241] ? bpf_lsm_netlink_send+0x9/0x10 [ 82.999478][ T5241] netlink_sendmsg+0x8e4/0xcb0 [ 83.004257][ T5241] ? __pfx_netlink_sendmsg+0x10/0x10 [ 83.009552][ T5241] ? __import_iovec+0x536/0x820 [ 83.014408][ T5241] ? aa_sock_msg_perm+0x91/0x160 [ 83.019353][ T5241] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 83.024644][ T5241] ? security_socket_sendmsg+0x87/0xb0 [ 83.030111][ T5241] ? __pfx_netlink_sendmsg+0x10/0x10 [ 83.035403][ T5241] __sock_sendmsg+0x221/0x270 [ 83.040083][ T5241] ____sys_sendmsg+0x525/0x7d0 [ 83.044854][ T5241] ? __pfx_____sys_sendmsg+0x10/0x10 [ 83.050146][ T5241] ? do_raw_spin_lock+0x14f/0x370 [ 83.055200][ T5241] __sys_sendmsg+0x2b0/0x3a0 [ 83.059799][ T5241] ? __pfx___sys_sendmsg+0x10/0x10 [ 83.064921][ T5241] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 83.071273][ T5241] ? _raw_spin_unlock_irq+0x2e/0x50 [ 83.076503][ T5241] ? ptrace_notify+0x279/0x380 [ 83.081293][ T5241] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 83.087634][ T5241] ? do_syscall_64+0x100/0x230 [ 83.092410][ T5241] do_syscall_64+0xf3/0x230 [ 83.096925][ T5241] ? clear_bhb_loop+0x35/0x90 [ 83.101619][ T5241] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 83.107525][ T5241] RIP: 0033:0x7f1002c04f49 [ 83.111953][ T5241] 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 [ 83.131558][ T5241] RSP: 002b:00007ffe17885228 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 83.139977][ T5241] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1002c04f49 [ 83.147949][ T5241] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 [ 83.155920][ T5241] RBP: 00000000000f4240 R08: 0000000000000000 R09: 0000000000000001 [ 83.163889][ T5241] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe17885280 [ 83.171858][ T5241] R13: 00007f1002c52406 R14: 0000000000000003 R15: 00007ffe17885260 [ 83.179838][ T5241] [ 83.182852][ T5241] Modules linked in: [ 83.189013][ T5241] ---[ end trace 0000000000000000 ]--- [ 83.194513][ T5241] RIP: 0010:phy_start_cable_test_tdr+0x3a/0x5c0 [ 83.201003][ T5241] 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 [ 83.220729][ T5241] RSP: 0018:ffffc9000358f230 EFLAGS: 00010202 [ 83.226860][ T5241] RAX: 00000000000000f8 RBX: 0000000000000000 RCX: ffff88802b9dbc00 [ 83.234836][ T5241] RDX: 0000000000000000 RSI: ffffc9000358f740 RDI: 00000000000007c0 [ 83.242857][ T5241] RBP: ffffc9000358f470 R08: ffffffff89cb116d R09: 1ffff11004367c15 [ 83.250867][ T5241] R10: dffffc0000000000 R11: ffffffff86686630 R12: ffffc9000358f3f0 [ 83.258896][ T5241] R13: dffffc0000000000 R14: ffffc9000358f740 R15: 0000000000000000 [ 83.266910][ T5241] FS: 0000555557f56380(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000 [ 83.275842][ T5241] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.282470][ T5241] CR2: 00000000200004c0 CR3: 0000000025518000 CR4: 00000000003506f0 [ 83.290502][ T5241] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 83.298650][ T5241] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 83.306689][ T5241] Kernel panic - not syncing: Fatal exception [ 83.313104][ T5241] Kernel Offset: disabled [ 83.317432][ T5241] Rebooting in 86400 seconds..