./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2278624648 <...> Warning: Permanently added '10.128.0.189' (ECDSA) to the list of known hosts. execve("./syz-executor2278624648", ["./syz-executor2278624648"], 0x7ffe8b978cd0 /* 10 vars */) = 0 brk(NULL) = 0x55555594f000 brk(0x55555594fc40) = 0x55555594fc40 arch_prctl(ARCH_SET_FS, 0x55555594f300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor2278624648", 4096) = 28 brk(0x555555970c40) = 0x555555970c40 brk(0x555555971000) = 0x555555971000 mprotect(0x7f626f451000, 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 3609 attached , child_tidptr=0x55555594f5d0) = 3609 [pid 3609] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3609] setsid() = 1 [pid 3609] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3609] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3609] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3609] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3609] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 3609] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3609] unshare(CLONE_NEWNS) = 0 [pid 3609] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3609] unshare(CLONE_NEWIPC) = 0 [pid 3609] unshare(CLONE_NEWCGROUP) = 0 [pid 3609] unshare(CLONE_NEWUTS) = 0 [pid 3609] unshare(CLONE_SYSVSEM) = 0 [pid 3609] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3609] write(3, "16777216", 8) = 8 [pid 3609] close(3) = 0 [pid 3609] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3609] write(3, "536870912", 9) = 9 [pid 3609] close(3) = 0 [pid 3609] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3609] write(3, "1024", 4) = 4 [pid 3609] close(3) = 0 [pid 3609] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3609] write(3, "8192", 4) = 4 [pid 3609] close(3) = 0 [pid 3609] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3609] write(3, "1024", 4) = 4 [pid 3609] close(3) = 0 [pid 3609] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3609] write(3, "1024", 4) = 4 [pid 3609] close(3) = 0 [pid 3609] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3609] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3609] close(3) = 0 [pid 3609] getpid() = 1 [pid 3609] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 3c 02 00 0f 85 36 01 00 00 49 8d bd 98 0b 00 00 4c 8b 65 40 48 [ 37.820782][ T3609] RSP: 0018:ffffc90003cff398 EFLAGS: 00010202 [ 37.826856][ T3609] RAX: dffffc0000000000 RBX: ffff888020324600 RCX: 0000000000000000 [ 37.834810][ T3609] RDX: 0000000000000008 RSI: ffffffff879a5231 RDI: 0000000000000040 [ 37.842764][ T3609] RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 [ 37.850718][ T3609] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 37.858671][ T3609] R13: ffff8880788f2000 R14: ffff8880712e0598 R15: ffffffff879a51e0 [ 37.866717][ T3609] FS: 000055555594f300(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 37.875644][ T3609] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.882215][ T3609] CR2: 0000000020000080 CR3: 0000000025df8000 CR4: 00000000003506e0 [ 37.890174][ T3609] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.898133][ T3609] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.906088][ T3609] Call Trace: [ 37.909351][ T3609] [ 37.912273][ T3609] ethnl_default_dumpit+0x4a4/0xe80 [ 37.917498][ T3609] netlink_dump+0x541/0xc20 [ 37.921985][ T3609] ? ethnl_default_parse+0xe5/0x130 [ 37.927173][ T3609] ? netlink_deliver_tap+0xc40/0xc40 [ 37.932452][ T3609] ? ethnl_default_parse+0x130/0x130 [ 37.937752][ T3609] ? genl_start+0x44a/0x670 [ 37.942240][ T3609] __netlink_dump_start+0x647/0x900 [ 37.947439][ T3609] ? genl_family_rcv_msg_doit+0x320/0x320 [ 37.953146][ T3609] ? ethnl_init_reply_data.isra.0+0x50/0x50 [ 37.959123][ T3609] genl_family_rcv_msg_dumpit+0x1c9/0x310 [ 37.964829][ T3609] ? genl_rcv+0x40/0x40 [ 37.968971][ T3609] ? lock_downgrade+0x6e0/0x6e0 [ 37.973807][ T3609] ? nlmon_xmit+0xa4/0xe0 [ 37.978128][ T3609] ? genl_family_rcv_msg_doit+0x320/0x320 [ 37.983832][ T3609] ? ethnl_init_reply_data.isra.0+0x50/0x50 [ 37.989713][ T3609] ? genl_family_rcv_msg_dumpit+0x310/0x310 [ 37.995603][ T3609] ? __dev_queue_xmit+0x1a0c/0x3ad0 [ 38.000791][ T3609] ? trace_hardirqs_on+0x2d/0x120 [ 38.005805][ T3609] ? __radix_tree_lookup+0x211/0x2a0 [ 38.011070][ T3609] ? genl_get_cmd+0x3cf/0x480 [ 38.015741][ T3609] genl_rcv_msg+0x55d/0x780 [ 38.020242][ T3609] ? genl_get_cmd+0x480/0x480 [ 38.024907][ T3609] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 38.030182][ T3609] ? ethnl_reply_init+0x200/0x200 [ 38.035198][ T3609] ? ethnl_default_parse+0x130/0x130 [ 38.040471][ T3609] ? ethnl_init_reply_data.isra.0+0x50/0x50 [ 38.046371][ T3609] ? ethtool_get_phc_vclocks+0x110/0x110 [ 38.052087][ T3609] ? lock_release+0x780/0x780 [ 38.056748][ T3609] ? ref_tracker_dir_exit+0x3e0/0x3e0 [ 38.062105][ T3609] netlink_rcv_skb+0x153/0x420 [ 38.066853][ T3609] ? genl_get_cmd+0x480/0x480 [ 38.071533][ T3609] ? netlink_ack+0xd50/0xd50 [ 38.076113][ T3609] ? netlink_deliver_tap+0x1b1/0xc40 [ 38.081387][ T3609] genl_rcv+0x24/0x40 [ 38.085356][ T3609] netlink_unicast+0x543/0x7f0 [ 38.090106][ T3609] ? netlink_attachskb+0x880/0x880 [ 38.095201][ T3609] ? __phys_addr+0xc4/0x140 [ 38.099686][ T3609] ? __phys_addr_symbol+0x2c/0x70 [ 38.104695][ T3609] ? __check_object_size+0x2de/0x700 [ 38.109975][ T3609] netlink_sendmsg+0x917/0xe10 [ 38.114745][ T3609] ? netlink_unicast+0x7f0/0x7f0 [ 38.119674][ T3609] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 38.124952][ T3609] ? netlink_unicast+0x7f0/0x7f0 [ 38.129871][ T3609] sock_sendmsg+0xcf/0x120 [ 38.134280][ T3609] ____sys_sendmsg+0x712/0x8c0 [ 38.139034][ T3609] ? copy_msghdr_from_user+0xfc/0x150 [ 38.144389][ T3609] ? kernel_sendmsg+0x50/0x50 [ 38.149059][ T3609] ___sys_sendmsg+0x110/0x1b0 [ 38.153722][ T3609] ? do_recvmmsg+0x6e0/0x6e0 [ 38.158294][ T3609] ? __schedule+0xae7/0x5270 [ 38.162870][ T3609] ? trace_hardirqs_on+0x2d/0x120 [ 38.167892][ T3609] ? rcu_read_lock_sched_held+0xd/0x70 [ 38.173343][ T3609] ? lock_acquire+0x480/0x570 [ 38.178003][ T3609] ? rcu_read_lock_sched_held+0xd/0x70 [ 38.183453][ T3609] ? lock_acquire+0x480/0x570 [ 38.188111][ T3609] ? lock_release+0x780/0x780 [ 38.192780][ T3609] ? ptrace_stop.part.0+0x49a/0x8c0 [ 38.197994][ T3609] ? do_raw_spin_lock+0x120/0x2a0 [ 38.203010][ T3609] ? rwlock_bug.part.0+0x90/0x90 [ 38.207948][ T3609] ? __fget_light+0x20a/0x270 [ 38.212635][ T3609] __sys_sendmsg+0xf3/0x1c0 [ 38.217157][ T3609] ? __sys_sendmsg_sock+0x30/0x30 [ 38.222188][ T3609] ? lock_downgrade+0x6e0/0x6e0 [ 38.227038][ T3609] ? _raw_spin_unlock_irq+0x2a/0x40 [ 38.232225][ T3609] ? ptrace_notify+0xfa/0x140 [ 38.236896][ T3609] do_syscall_64+0x35/0xb0 [ 38.241302][ T3609] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 38.247183][ T3609] RIP: 0033:0x7f626f3dd579 [ 38.251589][ T3609] Code: 28 c3 e8 4a 15 00 00 66 2e 0f 1f 84 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 38.271186][ T3609] RSP: 002b:00007ffddc5fcbc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 38.279589][ T3609] RAX: ffffffffffffffda RBX: 00007ffddc5fcbd8 RCX: 00007f626f3dd579 [ 38.287595][ T3609] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 [ 38.295599][ T3609] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 38.303562][ T3609] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffddc5fcbe0 [ 38.311538][ T3609] R13: 00007ffddc5fcc00 R14: 0000000000000000 R15: 0000000000000000 [ 38.319551][ T3609] [ 38.322556][ T3609] Modules linked in: [ 38.327490][ T3609] ---[ end trace 0000000000000000 ]--- [ 38.335994][ T3609] RIP: 0010:pse_prepare_data+0x66/0x1e0 [ 38.341552][ T3609] Code: 89 c6 e8 dd f4 e0 f9 45 85 e4 0f 88 b3 00 00 00 e8 0f f8 e0 f9 48 8d 7d 40 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 36 01 00 00 49 8d bd 98 0b 00 00 4c 8b 65 40 48 [ 38.361613][ T3609] RSP: 0018:ffffc90003cff398 EFLAGS: 00010202 [ 38.367784][ T3609] RAX: dffffc0000000000 RBX: ffff888020324600 RCX: 0000000000000000 [ 38.375785][ T3609] RDX: 0000000000000008 RSI: ffffffff879a5231 RDI: 0000000000000040 [ 38.383799][ T3609] RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 [ 38.391782][ T3609] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 38.399796][ T3609] R13: ffff8880788f2000 R14: ffff8880712e0598 R15: ffffffff879a51e0 [ 38.407808][ T3609] FS: 000055555594f300(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 38.416765][ T3609] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.423374][ T3609] CR2: 0000000020000080 CR3: 0000000025df8000 CR4: 00000000003506e0 [ 38.431397][ T3609] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 38.439443][ T3609] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 38.447474][ T3609] Kernel panic - not syncing: Fatal exception [ 38.453688][ T3609] Kernel Offset: disabled [ 38.458004][ T3609] Rebooting in 86400 seconds..