ci-upstream-net-kasan-gce/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci-upstream-net-kasan-gce/syz-executor2493332178 <...> Warning: Permanently added '10.128.1.185' (ED25519) to the list of known hosts. execve("ci-upstream-net-kasan-gce/syz-executor2493332178", ["ci-upstream-net-kasan-gce/syz-executor2493332178"], 0x7fff733cd270 /* 10 vars */) = 0 brk(NULL) = 0x55556aaa8000 brk(0x55556aaa8d80) = 0x55556aaa8d80 arch_prctl(ARCH_SET_FS, 0x55556aaa8400) = 0 set_tid_address(0x55556aaa86d0) = 5631 set_robust_list(0x55556aaa86e0, 24) = 0 rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci-upstream-net-kasan-gce/syz-executor2493332178", 4096) = 54 getrandom("\x42\x56\x2e\x18\xed\xe6\xe3\xde", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556aaa8d80 brk(0x55556aac9d80) = 0x55556aac9d80 brk(0x55556aaca000) = 0x55556aaca000 mprotect(0x7fd1ec789000, 20480, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 unshare(CLONE_NEWPID) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-kasan-gce/strace-static-x86_64: Process 5632 attached , child_tidptr=0x55556aaa86d0) = 5632 [pid 5631] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5632] set_robust_list(0x55556aaa86e0, 24) = 0 [pid 5632] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5632] getppid() = 0 [pid 5632] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5632] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5632] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5632] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5632] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5632] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5632] unshare(CLONE_NEWNS) = 0 [pid 5632] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5632] unshare(CLONE_NEWIPC) = 0 [pid 5632] unshare(CLONE_NEWCGROUP) = 0 [pid 5632] unshare(CLONE_NEWUTS) = 0 [pid 5632] unshare(CLONE_SYSVSEM) = 0 [pid 5632] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5632] write(3, "16777216", 8) = 8 [pid 5632] close(3) = 0 [pid 5632] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5632] write(3, "536870912", 9) = 9 [pid 5632] close(3) = 0 [pid 5632] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5632] write(3, "1024", 4) = 4 [pid 5632] close(3) = 0 [pid 5632] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5632] write(3, "8192", 4) = 4 [pid 5632] close(3) = 0 [pid 5632] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5632] write(3, "1024", 4) = 4 [pid 5632] close(3) = 0 [pid 5632] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5632] write(3, "1024", 4) = 4 [pid 5632] close(3) = 0 [pid 5632] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5632] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5632] close(3) = 0 [pid 5632] getpid() = 1 [pid 5632] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 [ 84.846488][ T5632] RSP: 0018:ffffc90003907000 EFLAGS: 00010293 [ 84.852562][ T5632] RAX: ffffffff89ab9c91 RBX: 000000000000053c RCX: ffff888078a8be80 [ 84.860547][ T5632] RDX: 0000000000000000 RSI: 000000000000053c RDI: 0000000000000000 [ 84.868510][ T5632] RBP: dffffc0000000000 R08: ffff888078a8be80 R09: 0000000000000002 [ 84.876494][ T5632] R10: 0000000000000002 R11: 0000000000000000 R12: 0000000000000000 [ 84.884459][ T5632] R13: 000000000000003c R14: 000000000000003c R15: 0000000000000578 [ 84.892427][ T5632] FS: 000055556aaa8400(0000) GS:ffff888124cca000(0000) knlGS:0000000000000000 [ 84.901373][ T5632] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.907949][ T5632] CR2: 0000000000000000 CR3: 0000000070b10000 CR4: 00000000003526f0 [ 84.915930][ T5632] Call Trace: [ 84.919207][ T5632] [ 84.922150][ T5632] nf_ip6_checksum+0x1bd/0x320 [ 84.926921][ T5632] synproxy_tg6+0x1a4/0x6e0 [ 84.931437][ T5632] ? __pfx_synproxy_tg6+0x10/0x10 [ 84.936455][ T5632] ? ip6_pol_route+0x10f2/0x14d0 [ 84.941409][ T5632] ip6t_do_table+0xd37/0x15b0 [ 84.946083][ T5632] ? ip6t_do_table+0x1d1/0x15b0 [ 84.950942][ T5632] ? __pfx_ip6t_do_table+0x10/0x10 [ 84.956055][ T5632] ? lock_acquire+0x115/0x350 [ 84.960734][ T5632] ? __pfx_ip6t_do_table+0x10/0x10 [ 84.965843][ T5632] nf_hook_slow+0xc5/0x220 [ 84.970258][ T5632] NF_HOOK+0x21f/0x3c0 [ 84.974323][ T5632] ? __pfx_ip6_input_finish+0x10/0x10 [ 84.979695][ T5632] ? NF_HOOK+0x9e/0x3c0 [ 84.983854][ T5632] ? __pfx_NF_HOOK+0x10/0x10 [ 84.988439][ T5632] ? __pfx_ip6_input_finish+0x10/0x10 [ 84.993810][ T5632] ip6_input+0x16a/0x270 [ 84.998069][ T5632] ? ip6_input+0x23/0x270 [ 85.002419][ T5632] NF_HOOK+0x336/0x3c0 [ 85.006491][ T5632] ? __pfx_sock_wfree+0x10/0x10 [ 85.011343][ T5632] ? __pfx_ip6_rcv_finish+0x10/0x10 [ 85.016548][ T5632] ? NF_HOOK+0x9e/0x3c0 [ 85.020704][ T5632] ? __pfx_NF_HOOK+0x10/0x10 [ 85.025293][ T5632] ? ip6_rcv_core+0xa1/0x1870 [ 85.029966][ T5632] ? __pfx_ip6_rcv_finish+0x10/0x10 [ 85.035208][ T5632] ? netif_receive_skb+0x102/0xbf0 [ 85.040307][ T5632] netif_receive_skb+0x278/0xbf0 [ 85.045237][ T5632] ? __pfx_netif_receive_skb+0x10/0x10 [ 85.050690][ T5632] ? tun_rx_batched+0x185/0x790 [ 85.055553][ T5632] tun_rx_batched+0x1de/0x790 [ 85.060246][ T5632] ? __pfx_tun_rx_batched+0x10/0x10 [ 85.065443][ T5632] ? lock_acquire+0x115/0x350 [ 85.070114][ T5632] ? tun_get_user+0x23ba/0x44d0 [ 85.074980][ T5632] ? __local_bh_enable_ip+0xd6/0x140 [ 85.080288][ T5632] ? tun_get_user+0x27b0/0x44d0 [ 85.085156][ T5632] tun_get_user+0x2be0/0x44d0 [ 85.089830][ T5632] ? tun_get_user+0x27b0/0x44d0 [ 85.094691][ T5632] ? aa_file_perm+0x4ed/0x15f0 [ 85.099471][ T5632] ? __pfx_tun_get_user+0x10/0x10 [ 85.104494][ T5632] ? __lock_acquire+0x747/0x2de0 [ 85.109429][ T5632] ? ref_tracker_alloc+0x341/0x4b0 [ 85.114567][ T5632] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 85.120059][ T5632] ? lock_acquire+0x115/0x350 [ 85.124731][ T5632] ? tun_get+0x1c/0x2f0 [ 85.128884][ T5632] ? tun_get+0x1c/0x2f0 [ 85.133036][ T5632] ? tun_get+0x1c/0x2f0 [ 85.137189][ T5632] tun_chr_write_iter+0x113/0x200 [ 85.142211][ T5632] vfs_write+0x612/0xba0 [ 85.146465][ T5632] ? __pfx_vfs_write+0x10/0x10 [ 85.151238][ T5632] ? _raw_spin_unlock_irq+0x23/0x50 [ 85.156438][ T5632] ksys_write+0x150/0x270 [ 85.160770][ T5632] ? __pfx_ksys_write+0x10/0x10 [ 85.165632][ T5632] do_syscall_64+0x166/0x520 [ 85.170225][ T5632] ? trace_irq_disable+0x3b/0x140 [ 85.175248][ T5632] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.181324][ T5632] ? clear_bhb_loop+0x70/0xc0 [ 85.185992][ T5632] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.191874][ T5632] RIP: 0033:0x7fd1ec7196e7 [ 85.196296][ T5632] Code: 48 89 fa 4c 89 df e8 78 1e 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 85.215892][ T5632] RSP: 002b:00007ffdee2af5a0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 85.224299][ T5632] RAX: ffffffffffffffda RBX: 000055556aaa8400 RCX: 00007fd1ec7196e7 [ 85.232262][ T5632] RDX: 000000000000004a RSI: 0000200000000500 RDI: 00000000000000c8 [ 85.240245][ T5632] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 85.248207][ T5632] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 85.256166][ T5632] R13: 0000000000000000 R14: 00007fd1ec789be0 R15: 0000000000000002 [ 85.264136][ T5632] [ 85.267145][ T5632] Modules linked in: [ 85.271159][ T5632] ---[ end trace 0000000000000000 ]--- [ 85.276653][ T5632] RIP: 0010:skb_checksum+0x8b2/0x8c0 [ 85.276688][ T5632] Code: c4 3d 8c f8 e9 43 f9 ff ff 44 89 f9 80 e1 07 38 c1 0f 8c 59 f9 ff ff 4c 89 ff e8 49 3d 8c f8 e9 4c f9 ff ff e8 ef 35 1c f8 90 <0f> 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 [ 85.276704][ T5632] RSP: 0018:ffffc90003907000 EFLAGS: 00010293 [ 85.276721][ T5632] RAX: ffffffff89ab9c91 RBX: 000000000000053c RCX: ffff888078a8be80 [ 85.276735][ T5632] RDX: 0000000000000000 RSI: 000000000000053c RDI: 0000000000000000 [ 85.276746][ T5632] RBP: dffffc0000000000 R08: ffff888078a8be80 R09: 0000000000000002 [ 85.276759][ T5632] R10: 0000000000000002 R11: 0000000000000000 R12: 0000000000000000 [ 85.276770][ T5632] R13: 000000000000003c R14: 000000000000003c R15: 0000000000000578 [ 85.276781][ T5632] FS: 000055556aaa8400(0000) GS:ffff888124cca000(0000) knlGS:0000000000000000 [ 85.276797][ T5632] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.276809][ T5632] CR2: 0000000000000000 CR3: 0000000070b10000 CR4: 00000000003526f0 [ 85.276826][ T5632] Kernel panic - not syncing: Fatal exception in interrupt [ 85.378763][ T5632] Kernel Offset: disabled [ 85.383115][ T5632] Rebooting in 86400 seconds..