[ 87.038226][ T28] audit: type=1800 audit(1579313046.630:26): pid=9525 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 88.065977][ T28] kauditd_printk_skb: 2 callbacks suppressed [ 88.065989][ T28] audit: type=1800 audit(1579313047.680:29): pid=9525 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 88.092557][ T28] audit: type=1800 audit(1579313047.680:30): pid=9525 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.9' (ECDSA) to the list of known hosts. syzkaller login: [ 97.547762][ T9685] IPVS: ftp: loaded support on port[0] = 21 [ 97.547768][ T9688] IPVS: ftp: loaded support on port[0] = 21 [ 97.563607][ T9683] IPVS: ftp: loaded support on port[0] = 21 [ 97.567304][ T9689] IPVS: ftp: loaded support on port[0] = 21 [ 97.574031][ T9687] IPVS: ftp: loaded support on port[0] = 21 [ 97.581574][ T9686] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program executing program executing program executing program [ 97.728442][ T9692] netlink: 20 bytes leftover after parsing attributes in process `syz-executor142'. [ 97.738979][ T9693] netlink: 20 bytes leftover after parsing attributes in process `syz-executor142'. [ 97.752622][ T9697] netlink: 20 bytes leftover after parsing attributes in process `syz-executor142'. [ 97.764680][ T9699] netlink: 20 bytes leftover after parsing attributes in process `syz-executor142'. [ 97.778975][ T9698] netlink: 20 bytes leftover after parsing attributes in process `syz-executor142'. [ 97.785350][ T9703] netlink: 20 bytes leftover after parsing attributes in process `syz-executor142'. [ 97.838792][ T9693] ------------[ cut here ]------------ [ 97.844317][ T9693] WARNING: CPU: 1 PID: 9693 at net/netfilter/nf_tables_api.c:1155 nf_tables_table_destroy.isra.0+0x100/0x150 [ 97.848866][ T9697] ------------[ cut here ]------------ [ 97.855851][ T9693] Kernel panic - not syncing: panic_on_warn set ... [ 97.861327][ T9697] WARNING: CPU: 0 PID: 9697 at net/netfilter/nf_tables_api.c:1155 nf_tables_table_destroy.isra.0+0x100/0x150 [ 97.867894][ T9693] CPU: 1 PID: 9693 Comm: syz-executor142 Not tainted 5.5.0-rc5-syzkaller #0 [ 97.879423][ T9697] Modules linked in: [ 97.888078][ T9693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.888090][ T9693] Call Trace: [ 97.891980][ T9697] CPU: 0 PID: 9697 Comm: syz-executor142 Not tainted 5.5.0-rc5-syzkaller #0 [ 97.902041][ T9693] dump_stack+0x197/0x210 [ 97.905290][ T9697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.913964][ T9693] ? nf_tables_table_destroy.isra.0+0x100/0x150 [ 97.918278][ T9697] RIP: 0010:nf_tables_table_destroy.isra.0+0x100/0x150 [ 97.928323][ T9693] panic+0x2e3/0x75c [ 97.934539][ T9697] Code: 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 75 52 48 8b 3b e8 b1 8c 4d fb e8 9c 1c 10 fb 5b 41 5c 41 5d 5d c3 e8 90 1c 10 fb <0f> 0b e8 89 1c 10 fb 5b 41 5c 41 5d 5d c3 e8 dd db 4d fb e9 40 ff [ 97.941387][ T9693] ? add_taint.cold+0x16/0x16 [ 97.945254][ T9697] RSP: 0018:ffffc900022f7478 EFLAGS: 00010293 [ 97.964868][ T9693] ? printk+0xba/0xed [ 97.969518][ T9697] RAX: ffff8880a59f0640 RBX: ffff88809a07c8a0 RCX: ffffffff8664d86a [ 97.975750][ T9693] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 97.979704][ T9697] RDX: 0000000000000000 RSI: ffffffff8664d900 RDI: 0000000000000005 [ 97.987777][ T9693] ? __warn.cold+0x14/0x3e [ 97.993207][ T9697] RBP: ffffc900022f7490 R08: ffff8880a59f0640 R09: ffffc900022f73c0 [ 98.001183][ T9693] ? __warn+0xd9/0x1cf [ 98.005574][ T9697] R10: fffffbfff165e7b2 R11: ffffffff8b2f3d97 R12: ffff88808f2d4800 [ 98.013547][ T9693] ? nf_tables_table_destroy.isra.0+0x100/0x150 [ 98.017586][ T9697] R13: 0000000000000001 R14: 0000000000000000 R15: ffff8880a8a81340 [ 98.017603][ T9697] FS: 00007f39f091b700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 98.025569][ T9693] __warn.cold+0x2f/0x3e [ 98.031812][ T9697] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.039787][ T9693] ? report_bug.cold+0x63/0xb2 [ 98.048788][ T9697] CR2: 00007ffdb4b20f98 CR3: 0000000094270000 CR4: 00000000001406f0 [ 98.048803][ T9697] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 98.053046][ T9693] ? nf_tables_table_destroy.isra.0+0x100/0x150 [ 98.059608][ T9697] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 98.064375][ T9693] report_bug+0x289/0x300 [ 98.072320][ T9697] Call Trace: [ 98.080300][ T9693] do_error_trap+0x11b/0x200 [ 98.086744][ T9697] __nf_tables_abort+0x1bad/0x2a50 [ 98.094838][ T9693] do_invalid_op+0x37/0x50 [ 98.099151][ T9697] ? nfnl_err_del+0x115/0x170 [ 98.102421][ T9693] ? nf_tables_table_destroy.isra.0+0x100/0x150 [ 98.107004][ T9697] nf_tables_abort+0x17/0x30 [ 98.112097][ T9693] invalid_op+0x23/0x30 [ 98.116588][ T9697] nfnetlink_rcv_batch+0xa5d/0x17a0 [ 98.121260][ T9693] RIP: 0010:nf_tables_table_destroy.isra.0+0x100/0x150 [ 98.127571][ T9697] ? nf_tables_delobj+0x8f0/0x8f0 [ 98.132114][ T9693] Code: 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 75 52 48 8b 3b e8 b1 8c 4d fb e8 9c 1c 10 fb 5b 41 5c 41 5d 5d c3 e8 90 1c 10 fb <0f> 0b e8 89 1c 10 fb 5b 41 5c 41 5d 5d c3 e8 dd db 4d fb e9 40 ff [ 98.136262][ T9697] ? nfnetlink_subsys_register+0x2b0/0x2b0 [ 98.141422][ T9693] RSP: 0018:ffffc900022b7478 EFLAGS: 00010293 [ 98.148285][ T9697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 98.153281][ T9693] RAX: ffff8880a936a580 RBX: ffff8880a2c9e1a0 RCX: ffffffff8664d86a [ 98.173023][ T9697] ? apparmor_capable+0x497/0x900 [ 98.178919][ T9693] RDX: 0000000000000000 RSI: ffffffff8664d900 RDI: 0000000000000005 [ 98.184994][ T9697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 98.191203][ T9693] RBP: ffffc900022b7490 R08: ffff8880a936a580 R09: ffffc900022b73c0 [ 98.199293][ T9697] ? __nla_validate_parse+0x2d0/0x1ee0 [ 98.204299][ T9693] R10: fffffbfff165e7b2 R11: ffffffff8b2f3d97 R12: ffff8880a729f400 [ 98.212287][ T9697] ? cap_capable+0x205/0x270 [ 98.218507][ T9693] R13: 0000000000000001 R14: 0000000000000000 R15: ffff8880a72f7380 [ 98.226485][ T9697] ? nla_memcpy+0xb0/0xb0 [ 98.232022][ T9693] ? nf_tables_table_destroy.isra.0+0x6a/0x150 [ 98.240073][ T9697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 98.244686][ T9693] ? nf_tables_table_destroy.isra.0+0x100/0x150 [ 98.252650][ T9697] ? ns_capable_common+0x93/0x100 [ 98.256980][ T9693] ? nf_tables_table_destroy.isra.0+0x100/0x150 [ 98.263147][ T9697] ? __nla_parse+0x43/0x60 [ 98.269395][ T9693] __nf_tables_abort+0x1bad/0x2a50 [ 98.275638][ T9697] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 98.280640][ T9693] ? nfnl_err_del+0x115/0x170 [ 98.287002][ T9697] nfnetlink_rcv+0x3e7/0x460 [ 98.291393][ T9693] nf_tables_abort+0x17/0x30 [ 98.296512][ T9697] ? nfnetlink_rcv_batch+0x17a0/0x17a0 [ 98.302237][ T9693] nfnetlink_rcv_batch+0xa5d/0x17a0 [ 98.306891][ T9697] ? netlink_deliver_tap+0x24a/0xbe0 [ 98.311475][ T9693] ? nf_tables_delobj+0x8f0/0x8f0 [ 98.316048][ T9697] ? __kasan_check_write+0x14/0x20 [ 98.321506][ T9693] ? nfnetlink_subsys_register+0x2b0/0x2b0 [ 98.326722][ T9697] netlink_unicast+0x58c/0x7d0 [ 98.332005][ T9693] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 98.337013][ T9697] ? netlink_attachskb+0x870/0x870 [ 98.342112][ T9693] ? apparmor_capable+0x497/0x900 [ 98.348087][ T9697] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 98.352840][ T9693] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 98.359064][ T9697] ? __check_object_size+0x3d/0x437 [ 98.364166][ T9693] ? __nla_validate_parse+0x2d0/0x1ee0 [ 98.369436][ T9697] netlink_sendmsg+0x91c/0xea0 [ 98.375148][ T9693] ? cap_capable+0x205/0x270 [ 98.381385][ T9697] ? netlink_unicast+0x7d0/0x7d0 [ 98.386562][ T9693] ? nla_memcpy+0xb0/0xb0 [ 98.392142][ T9697] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 98.396898][ T9693] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 98.401469][ T9697] ? apparmor_socket_sendmsg+0x2a/0x30 [ 98.406387][ T9693] ? ns_capable_common+0x93/0x100 [ 98.410738][ T9697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 98.416275][ T9693] ? __nla_parse+0x43/0x60 [ 98.422513][ T9697] ? security_socket_sendmsg+0x8d/0xc0 [ 98.427960][ T9693] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 98.432972][ T9697] ? netlink_unicast+0x7d0/0x7d0 [ 98.439191][ T9693] nfnetlink_rcv+0x3e7/0x460 [ 98.443599][ T9697] sock_sendmsg+0xd7/0x130 [ 98.449141][ T9693] ? nfnetlink_rcv_batch+0x17a0/0x17a0 [ 98.454867][ T9697] ____sys_sendmsg+0x753/0x880 [ 98.459799][ T9693] ? netlink_deliver_tap+0x24a/0xbe0 [ 98.464378][ T9697] ? kernel_sendmsg+0x50/0x50 [ 98.468796][ T9693] ? __kasan_check_write+0x14/0x20 [ 98.474248][ T9697] ? __fget+0x35d/0x550 [ 98.479011][ T9693] netlink_unicast+0x58c/0x7d0 [ 98.484286][ T9697] ? find_held_lock+0x35/0x130 [ 98.488954][ T9693] ? netlink_attachskb+0x870/0x870 [ 98.494105][ T9697] ___sys_sendmsg+0x100/0x170 [ 98.498243][ T9693] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 98.502998][ T9697] ? sendmsg_copy_msghdr+0x70/0x70 [ 98.507752][ T9693] ? __check_object_size+0x3d/0x437 [ 98.512835][ T9697] ? __kasan_check_read+0x11/0x20 [ 98.517489][ T9693] netlink_sendmsg+0x91c/0xea0 [ 98.523195][ T9697] ? __fget+0x37f/0x550 [ 98.528290][ T9693] ? netlink_unicast+0x7d0/0x7d0 [ 98.533480][ T9697] ? ksys_dup3+0x3e0/0x3e0 [ 98.538591][ T9693] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 98.538613][ T9693] ? apparmor_socket_sendmsg+0x2a/0x30 [ 98.543369][ T9697] ? __do_page_fault+0x56a/0xd80 [ 98.547522][ T9693] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 98.552548][ T9697] ? __fget_light+0x1a9/0x230 [ 98.556949][ T9693] ? security_socket_sendmsg+0x8d/0xc0 [ 98.562482][ T9697] ? __fdget+0x1b/0x20 [ 98.567931][ T9693] ? netlink_unicast+0x7d0/0x7d0 [ 98.572850][ T9697] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 98.579094][ T9693] sock_sendmsg+0xd7/0x130 [ 98.583769][ T9697] __sys_sendmsg+0x105/0x1d0 [ 98.589216][ T9693] ____sys_sendmsg+0x753/0x880 [ 98.593265][ T9697] ? __sys_sendmsg_sock+0xc0/0xc0 [ 98.598190][ T9693] ? kernel_sendmsg+0x50/0x50 [ 98.604536][ T9697] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 98.608953][ T9693] ? __fget+0x35d/0x550 [ 98.613537][ T9697] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 98.618443][ T9693] ? find_held_lock+0x35/0x130 [ 98.623465][ T9697] ? do_syscall_64+0x26/0x790 [ 98.628131][ T9693] ___sys_sendmsg+0x100/0x170 [ 98.633768][ T9697] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.637913][ T9693] ? sendmsg_copy_msghdr+0x70/0x70 [ 98.643368][ T9697] ? do_syscall_64+0x26/0x790 [ 98.648109][ T9693] ? __kasan_check_read+0x11/0x20 [ 98.652775][ T9697] __x64_sys_sendmsg+0x78/0xb0 [ 98.657457][ T9693] ? __fget+0x37f/0x550 [ 98.663531][ T9697] do_syscall_64+0xfa/0x790 [ 98.668634][ T9693] ? ksys_dup3+0x3e0/0x3e0 [ 98.673307][ T9697] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.678332][ T9693] ? __do_page_fault+0x56a/0xd80 [ 98.683080][ T9697] RIP: 0033:0x446c39 [ 98.687348][ T9693] ? __fget_light+0x1a9/0x230 [ 98.691839][ T9697] Code: e8 8c e7 ff ff 48 83 c4 18 c3 0f 1f 80 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 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 98.696235][ T9693] ? __fdget+0x1b/0x20 [ 98.702117][ T9697] RSP: 002b:00007f39f091ad98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 98.707050][ T9693] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 98.710914][ T9697] RAX: ffffffffffffffda RBX: 00000000006dbc28 RCX: 0000000000446c39 [ 98.710929][ T9697] RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000004 [ 98.715614][ T9693] __sys_sendmsg+0x105/0x1d0 [ 98.735215][ T9697] RBP: 00000000006dbc20 R08: 0000000000000000 R09: 0000000000000000 [ 98.735232][ T9697] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dbc2c [ 98.739309][ T9693] ? __sys_sendmsg_sock+0xc0/0xc0 [ 98.747702][ T9697] R13: 00000000200002c0 R14: 00000000004aec20 R15: 0000000000000000 [ 98.753954][ T9693] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 98.761920][ T9697] irq event stamp: 302 [ 98.769908][ T9693] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 98.774495][ T9697] hardirqs last enabled at (301): [] __free_object+0x934/0x1030 [ 98.782468][ T9693] ? do_syscall_64+0x26/0x790 [ 98.790451][ T9697] hardirqs last disabled at (302): [] trace_hardirqs_off_thunk+0x1a/0x1c executing program [ 98.795473][ T9693] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.803458][ T9697] softirqs last enabled at (236): [] __do_softirq+0x6cd/0x98c [ 98.808995][ T9693] ? do_syscall_64+0x26/0x790 [ 98.809019][ T9693] __x64_sys_sendmsg+0x78/0xb0 [ 98.813093][ T9697] softirqs last disabled at (223): [] irq_exit+0x19b/0x1e0 [ 98.818548][ T9693] do_syscall_64+0xfa/0x790 [ 98.827803][ T9697] ---[ end trace b4b566fb384faad2 ]--- [ 98.832487][ T9693] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.857428][ T9715] netlink: 20 bytes leftover after parsing attributes in process `syz-executor142'. [ 98.857641][ T9693] RIP: 0033:0x446c39 [ 98.857658][ T9693] Code: e8 8c e7 ff ff 48 83 c4 18 c3 0f 1f 80 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 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 98.857666][ T9693] RSP: 002b:00007f39f091ad98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 98.857679][ T9693] RAX: ffffffffffffffda RBX: 00000000006dbc28 RCX: 0000000000446c39 [ 98.857693][ T9693] RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000004 [ 98.949273][ T9693] RBP: 00000000006dbc20 R08: 0000000000000000 R09: 0000000000000000 [ 98.957261][ T9693] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dbc2c [ 98.965225][ T9693] R13: 00000000200002c0 R14: 00000000004aec20 R15: 0000000000000000 [ 98.974832][ T9693] Kernel Offset: disabled [ 98.979220][ T9693] Rebooting in 86400 seconds..