Warning: Permanently added '10.128.0.210' (ECDSA) to the list of known hosts. executing program [ 55.297484] audit: type=1400 audit(1563580975.028:36): avc: denied { map } for pid=7835 comm="syz-executor141" path="/root/syz-executor141903078" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 55.299837] netlink: 4 bytes leftover after parsing attributes in process `syz-executor141'. [ 55.332716] kasan: CONFIG_KASAN_INLINE enabled [ 55.337403] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 55.345189] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 55.351513] CPU: 1 PID: 7835 Comm: syz-executor141 Not tainted 4.19.59 #32 [ 55.358513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.367914] RIP: 0010:tcf_ife_init+0x221/0x17d0 [ 55.372572] Code: fb 48 c7 c2 99 43 81 85 be 01 00 00 00 48 c7 c7 60 da 79 88 e8 c0 26 d1 fb 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 48 89 d8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 83 [ 55.391468] RSP: 0018:ffff888092b16ee0 EFLAGS: 00010246 [ 55.396824] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff11011eaad76 [ 55.404073] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000282 [ 55.411335] RBP: ffff888092b17068 R08: ffff88808f556340 R09: 0000000000000001 [ 55.418592] R10: ffffed1015d24732 R11: ffff8880ae923993 R12: 0000000000000001 [ 55.425907] R13: ffff88809b212000 R14: ffff888092b17040 R15: 0000000000000001 [ 55.433168] FS: 00000000025ae880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 55.441377] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.447250] CR2: 0000000020000180 CR3: 0000000092e75000 CR4: 00000000001406e0 [ 55.454564] Call Trace: [ 55.457144] ? __add_metainfo+0x480/0x480 [ 55.461277] ? lock_downgrade+0x810/0x810 [ 55.465556] ? kasan_check_write+0x14/0x20 [ 55.469781] ? do_raw_read_unlock+0x3f/0x70 [ 55.474101] tcf_action_init_1+0x804/0xc40 [ 55.478326] ? tcf_action_dump_old+0x80/0x80 [ 55.482727] ? __lock_acquire+0x6eb/0x48f0 [ 55.486950] ? __lock_acquire+0x6eb/0x48f0 [ 55.491194] ? memset+0x32/0x40 [ 55.494466] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.499988] tcf_action_init+0x23e/0x360 [ 55.504059] ? tcf_action_init_1+0xc40/0xc40 [ 55.508463] ? avc_has_extended_perms+0x10f0/0x10f0 [ 55.513463] ? lock_downgrade+0x810/0x810 [ 55.517603] tcf_action_add+0xe8/0x370 [ 55.521475] ? tca_action_gd+0x16b0/0x16b0 [ 55.525693] ? is_bpf_text_address+0xac/0x170 [ 55.530173] ? memset+0x32/0x40 [ 55.533461] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.539007] ? nla_parse+0x1fc/0x2f0 [ 55.542727] tc_ctl_action+0x37a/0x46f [ 55.546616] ? tcf_action_add+0x370/0x370 [ 55.550765] ? __lock_is_held+0xb6/0x140 [ 55.554813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.560340] ? tcf_action_add+0x370/0x370 [ 55.564479] rtnetlink_rcv_msg+0x463/0xb00 [ 55.568699] ? rtnetlink_put_metrics+0x570/0x570 [ 55.573525] ? netlink_deliver_tap+0x22d/0xc20 [ 55.578104] ? find_held_lock+0x35/0x130 [ 55.582150] netlink_rcv_skb+0x17d/0x460 [ 55.586192] ? rtnetlink_put_metrics+0x570/0x570 [ 55.590935] ? netlink_ack+0xb50/0xb50 [ 55.594908] ? kasan_check_read+0x11/0x20 [ 55.599120] ? netlink_deliver_tap+0x254/0xc20 [ 55.603805] rtnetlink_rcv+0x1d/0x30 [ 55.607515] netlink_unicast+0x537/0x720 [ 55.611565] ? netlink_attachskb+0x770/0x770 [ 55.615965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.621627] netlink_sendmsg+0x8ae/0xd70 [ 55.625679] ? netlink_unicast+0x720/0x720 [ 55.629897] ? selinux_socket_sendmsg+0x36/0x40 [ 55.634550] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.640075] ? security_socket_sendmsg+0x8d/0xc0 [ 55.644815] ? netlink_unicast+0x720/0x720 [ 55.649040] sock_sendmsg+0xd7/0x130 [ 55.652737] ___sys_sendmsg+0x803/0x920 [ 55.656739] ? copy_msghdr_from_user+0x430/0x430 [ 55.661489] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.667082] ? __handle_mm_fault+0x7d1/0x3f80 [ 55.671575] ? vmf_insert_mixed_mkwrite+0x90/0x90 [ 55.676408] ? find_held_lock+0x35/0x130 [ 55.680507] ? __do_page_fault+0x676/0xe90 [ 55.684862] ? find_held_lock+0x35/0x130 [ 55.688914] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.694432] ? __fget_light+0x1a9/0x230 [ 55.698461] ? __fdget+0x1b/0x20 [ 55.701816] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 55.707378] __sys_sendmsg+0x105/0x1d0 [ 55.711263] ? __ia32_sys_shutdown+0x80/0x80 [ 55.715657] ? up_read+0x1a/0x110 [ 55.719096] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 55.723835] ? do_syscall_64+0x26/0x620 [ 55.727792] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.733145] ? do_syscall_64+0x26/0x620 [ 55.737107] __x64_sys_sendmsg+0x78/0xb0 [ 55.741157] do_syscall_64+0xfd/0x620 [ 55.744942] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.750116] RIP: 0033:0x4401d9 [ 55.753299] 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 [ 55.772184] RSP: 002b:00007ffee5450fc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.779875] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004401d9 [ 55.787186] RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000003 [ 55.794445] RBP: 00000000006ca018 R08: 0000000000000000 R09: 00000000004002c8 [ 55.801709] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401a60 [ 55.809020] R13: 0000000000401af0 R14: 0000000000000000 R15: 0000000000000000 [ 55.816281] Modules linked in: [ 55.819828] ---[ end trace a8a058cefd16ba4b ]--- [ 55.824656] RIP: 0010:tcf_ife_init+0x221/0x17d0 [ 55.829310] Code: fb 48 c7 c2 99 43 81 85 be 01 00 00 00 48 c7 c7 60 da 79 88 e8 c0 26 d1 fb 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 48 89 d8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 83 [ 55.848252] RSP: 0018:ffff888092b16ee0 EFLAGS: 00010246 [ 55.853651] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff11011eaad76 [ 55.860908] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000282 [ 55.868284] RBP: ffff888092b17068 R08: ffff88808f556340 R09: 0000000000000001 [ 55.875594] R10: ffffed1015d24732 R11: ffff8880ae923993 R12: 0000000000000001 [ 55.882961] R13: ffff88809b212000 R14: ffff888092b17040 R15: 0000000000000001 [ 55.890289] FS: 00000000025ae880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 55.898692] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.904606] CR2: 0000000020000180 CR3: 0000000092e75000 CR4: 00000000001406e0 [ 55.911870] Kernel panic - not syncing: Fatal exception [ 55.918103] Kernel Offset: disabled [ 55.921725] Rebooting in 86400 seconds..