Warning: Permanently added '10.128.0.125' (ECDSA) to the list of known hosts. executing program [ 71.116002] audit: type=1400 audit(1582787100.628:36): avc: denied { map } for pid=8358 comm="syz-executor959" path="/root/syz-executor959058859" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 71.121032] netlink: 40 bytes leftover after parsing attributes in process `syz-executor959'. [ 71.142393] audit: type=1400 audit(1582787100.628:37): avc: denied { create } for pid=8358 comm="syz-executor959" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 71.151212] kasan: CONFIG_KASAN_INLINE enabled [ 71.151220] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 71.151236] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 71.151250] CPU: 1 PID: 8358 Comm: syz-executor959 Not tainted 4.19.106-syzkaller #0 [ 71.151256] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.151277] RIP: 0010:nfnetlink_parse_nat_setup+0x21a/0x410 [ 71.151290] Code: c3 89 c6 e8 78 e0 95 fb 85 db 0f 88 72 01 00 00 e8 fb de 95 fb 49 8d 7e 38 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 d2 01 00 00 48 8b 7c 24 08 4c 89 fe 41 ff 56 38 [ 71.151297] RSP: 0018:ffff8880a032f1e0 EFLAGS: 00010203 [ 71.151307] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff85d1aa38 [ 71.151314] RDX: 0000000000000007 RSI: ffffffff85d1aa45 RDI: 000000000000003f [ 71.151322] RBP: ffff8880925fcc00 R08: ffff88809fe9a1c0 R09: ffff8880a032f260 [ 71.151329] R10: ffffed1014065e51 R11: ffff8880a032f28f R12: 0000000000000000 [ 71.151336] R13: 0000000000000001 R14: 0000000000000007 R15: ffff8880a032f210 [ 71.151347] FS: 000000000138b880(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 71.151354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.151362] CR2: 0000000020000280 CR3: 000000009564d000 CR4: 00000000001406e0 [ 71.151374] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.151381] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.151385] Call Trace: [ 71.151402] ? nf_nat_inet_fn+0x8c0/0x8c0 [ 71.151421] ? __lock_is_held+0xad/0x140 [ 71.151437] ctnetlink_parse_nat_setup+0xb6/0x640 [ 71.151451] ctnetlink_create_conntrack+0x4b7/0x1280 [ 71.151472] ? ctnetlink_dump_table+0x11e0/0x11e0 [ 71.175788] audit: type=1400 audit(1582787100.628:38): avc: denied { write } for pid=8358 comm="syz-executor959" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 71.180239] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 71.180254] ? hash_conntrack_raw+0x2d3/0x450 [ 71.180266] ? nf_ct_unconfirmed_destroy+0xa0/0xa0 [ 71.180284] ? __nf_conntrack_confirm+0x2fc0/0x2fc0 [ 71.382117] ctnetlink_new_conntrack+0x4f5/0xde0 [ 71.386857] ? ctnetlink_create_conntrack+0x1280/0x1280 [ 71.392216] ? mutex_trylock+0x1a0/0x1a0 [ 71.396271] ? __lock_is_held+0xad/0x140 [ 71.400316] ? check_preemption_disabled+0x41/0x280 [ 71.405351] ? ctnetlink_create_conntrack+0x1280/0x1280 [ 71.410701] nfnetlink_rcv_msg+0xc9e/0xf4b [ 71.414922] ? nfnetlink_bind+0x2b0/0x2b0 [ 71.419060] ? __lock_acquire+0x6ee/0x49c0 [ 71.423280] ? __alloc_skb+0xef/0x5b0 [ 71.427062] ? cred_has_capability+0x162/0x2e0 [ 71.431627] ? cred_has_capability+0x16d/0x2e0 [ 71.436203] ? selinux_ipv4_output+0x50/0x50 [ 71.440593] ? selinux_ipv4_output+0x50/0x50 [ 71.444987] netlink_rcv_skb+0x160/0x410 [ 71.449034] ? nfnetlink_bind+0x2b0/0x2b0 [ 71.453164] ? netlink_ack+0xa60/0xa60 [ 71.457033] ? ns_capable_common+0xe2/0x100 [ 71.461336] nfnetlink_rcv+0x1b2/0x420 [ 71.465202] ? nfnetlink_rcv_batch+0x15e0/0x15e0 [ 71.469945] netlink_unicast+0x4d7/0x6a0 [ 71.474000] ? netlink_attachskb+0x710/0x710 [ 71.478391] netlink_sendmsg+0x80b/0xcd0 [ 71.482433] ? netlink_unicast+0x6a0/0x6a0 [ 71.486663] ? move_addr_to_kernel.part.0+0x110/0x110 [ 71.491836] ? netlink_unicast+0x6a0/0x6a0 [ 71.496051] sock_sendmsg+0xcf/0x120 [ 71.499747] ___sys_sendmsg+0x803/0x920 [ 71.503715] ? copy_msghdr_from_user+0x410/0x410 [ 71.508451] ? prep_transhuge_page+0xa0/0xa0 [ 71.512842] ? pud_val+0x7c/0xf0 [ 71.516201] ? __pmd+0x60/0x60 [ 71.519377] ? __handle_mm_fault+0x754/0x3b60 [ 71.523848] ? copy_page_range+0x1e70/0x1e70 [ 71.528234] ? count_memcg_event_mm+0x279/0x4c0 [ 71.532892] ? find_held_lock+0x2d/0x110 [ 71.536932] ? __do_page_fault+0x631/0xdd0 [ 71.541147] ? __fget_light+0x1a2/0x230 [ 71.545103] __sys_sendmsg+0xec/0x1b0 [ 71.548884] ? __ia32_sys_shutdown+0x70/0x70 [ 71.553279] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.558032] ? trace_hardirqs_off_caller+0x55/0x210 [ 71.563033] ? do_syscall_64+0x21/0x620 [ 71.566989] do_syscall_64+0xf9/0x620 [ 71.570776] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.575949] RIP: 0033:0x4401a9 [ 71.579122] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 0f 83 fb 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.598027] RSP: 002b:00007ffc676d9ab8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.605716] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004401a9 [ 71.612979] RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000003 [ 71.620229] RBP: 00000000006ca018 R08: 0000000000000000 R09: 00000000004002c8 [ 71.627477] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401a30 [ 71.634740] R13: 0000000000401ac0 R14: 0000000000000000 R15: 0000000000000000 [ 71.641992] Modules linked in: [ 71.645507] ---[ end trace 4f4ef93f21aeb8b6 ]--- [ 71.650372] RIP: 0010:nfnetlink_parse_nat_setup+0x21a/0x410 [ 71.656073] Code: c3 89 c6 e8 78 e0 95 fb 85 db 0f 88 72 01 00 00 e8 fb de 95 fb 49 8d 7e 38 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 d2 01 00 00 48 8b 7c 24 08 4c 89 fe 41 ff 56 38 [ 71.674997] RSP: 0018:ffff8880a032f1e0 EFLAGS: 00010203 [ 71.680378] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff85d1aa38 [ 71.687632] RDX: 0000000000000007 RSI: ffffffff85d1aa45 RDI: 000000000000003f [ 71.694905] RBP: ffff8880925fcc00 R08: ffff88809fe9a1c0 R09: ffff8880a032f260 [ 71.702176] R10: ffffed1014065e51 R11: ffff8880a032f28f R12: 0000000000000000 [ 71.709447] R13: 0000000000000001 R14: 0000000000000007 R15: ffff8880a032f210 [ 71.716711] FS: 000000000138b880(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 71.724945] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.730861] CR2: 0000000020000280 CR3: 000000009564d000 CR4: 00000000001406e0 [ 71.738116] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.745408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.752687] Kernel panic - not syncing: Fatal exception [ 71.759132] Kernel Offset: disabled [ 71.762752] Rebooting in 86400 seconds..