[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.9' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 77.770443][ T8989] ------------[ cut here ]------------ [ 77.776208][ T8989] WARNING: CPU: 1 PID: 8989 at net/netfilter/nf_conntrack_core.c:610 destroy_conntrack+0x232/0x2c0 [ 77.788901][ T8989] Modules linked in: [ 77.793042][ T8989] CPU: 0 PID: 8989 Comm: syz-executor188 Not tainted 5.14.0-rc4-syzkaller #0 [ 77.802584][ T8989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.813206][ T8989] RIP: 0010:destroy_conntrack+0x232/0x2c0 [ 77.819509][ T8989] Code: da fc ff eb 90 e8 ae 27 19 fa 48 89 ef e8 c6 53 02 00 48 89 ef e8 ee 1c 5f fa 5b 5d 41 5c 41 5d e9 93 27 19 fa e8 8e 27 19 fa <0f> 0b e9 2f fe ff ff e8 82 27 19 fa 4c 8d a5 e8 00 00 00 48 b8 00 [ 77.840061][ T8989] RSP: 0018:ffffc90002d7f080 EFLAGS: 00010293 [ 77.846640][ T8989] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 0000000000000000 [ 77.854865][ T8989] RDX: ffff88802eeb8000 RSI: ffffffff875c8632 RDI: 0000000000000003 [ 77.863370][ T8989] RBP: ffff888147d35400 R08: 0000000000000000 R09: ffff888147d35403 [ 77.872476][ T8989] R10: ffffffff875c8460 R11: 0000000000000000 R12: ffff888147d35400 [ 77.880940][ T8989] R13: ffffffff8b31b880 R14: 0000000000000000 R15: 0000000000000001 [ 77.889194][ T8989] FS: 00007fb18d49a700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 77.898490][ T8989] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.905351][ T8989] CR2: 00007f37c403d088 CR3: 00000000182c1000 CR4: 00000000001506f0 [ 77.913633][ T8989] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 77.921987][ T8989] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 77.930308][ T8989] Call Trace: [ 77.933938][ T8989] nf_conntrack_destroy+0xab/0x230 [ 77.939437][ T8989] nft_ct_tmpl_put_pcpu+0x15e/0x1e0 [ 77.944833][ T8989] nft_ct_set_init+0x41e/0x750 [ 77.951466][ T8989] ? nft_ct_set_destroy+0x140/0x140 [ 77.958436][ T8989] ? rcu_read_lock_sched_held+0x3a/0x70 [ 77.964111][ T8989] ? nft_ct_set_destroy+0x140/0x140 [ 77.970248][ T8989] nft_expr_init+0x145/0x2d0 [ 77.974992][ T8989] ? nf_tables_flowtable_notify+0x6a0/0x6a0 [ 77.982256][ T8989] ? queue_work_node+0x280/0x280 [ 77.987852][ T8989] ? init_timer_key+0x150/0x340 [ 77.992845][ T8989] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 78.001021][ T8989] ? nft_rhash_init+0x2b2/0x360 [ 78.005998][ T8989] ? nft_rhash_gc_init+0xc0/0xc0 [ 78.012121][ T8989] ? jhash+0x5d0/0x5d0 [ 78.017288][ T8989] ? nft_rhash_key+0x50/0x50 [ 78.021961][ T8989] nft_set_elem_expr_alloc+0x27/0x280 [ 78.028193][ T8989] nf_tables_newset+0x20cb/0x3340 [ 78.033522][ T8989] ? __nla_validate_parse+0x2df/0x2410 [ 78.040190][ T8989] ? nft_set_elem_expr_alloc+0x280/0x280 [ 78.045925][ T8989] ? nla_get_range_signed+0x520/0x520 [ 78.052614][ T8989] ? lock_downgrade+0x6e0/0x6e0 [ 78.058135][ T8989] ? __nla_parse+0x3d/0x50 [ 78.062652][ T8989] nfnetlink_rcv_batch+0x1710/0x25f0 [ 78.069033][ T8989] ? nfnetlink_bind+0x300/0x300 [ 78.073953][ T8989] ? __lock_acquire+0xbc2/0x54a0 [ 78.080304][ T8989] ? nla_get_range_signed+0x520/0x520 [ 78.085758][ T8989] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 78.092933][ T8989] ? apparmor_capable+0x1d8/0x460 [ 78.098593][ T8989] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 78.104887][ T8989] ? security_capable+0x8f/0xc0 [ 78.110698][ T8989] ? __nla_parse+0x3d/0x50 [ 78.115150][ T8989] nfnetlink_rcv+0x3af/0x420 [ 78.120818][ T8989] ? nfnetlink_rcv_batch+0x25f0/0x25f0 [ 78.126312][ T8989] ? _copy_from_iter+0x12b/0x1320 [ 78.132926][ T8989] netlink_unicast+0x533/0x7d0 [ 78.138289][ T8989] ? netlink_attachskb+0x890/0x890 [ 78.143452][ T8989] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 78.151010][ T8989] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 78.157857][ T8989] ? __phys_addr_symbol+0x2c/0x70 [ 78.162897][ T8989] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 78.169523][ T8989] ? __check_object_size+0x16e/0x3f0 [ 78.174882][ T8989] netlink_sendmsg+0x86d/0xdb0 [ 78.180646][ T8989] ? netlink_unicast+0x7d0/0x7d0 [ 78.185619][ T8989] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 78.192845][ T8989] ? netlink_unicast+0x7d0/0x7d0 [ 78.198413][ T8989] sock_sendmsg+0xcf/0x120 [ 78.202863][ T8989] ____sys_sendmsg+0x6e8/0x810 [ 78.208634][ T8989] ? kernel_sendmsg+0x50/0x50 [ 78.213317][ T8989] ? do_recvmmsg+0x6d0/0x6d0 [ 78.218871][ T8989] ? lock_chain_count+0x20/0x20 [ 78.223728][ T8989] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 78.230739][ T8989] ___sys_sendmsg+0xf3/0x170 [ 78.235355][ T8989] ? sendmsg_copy_msghdr+0x160/0x160 [ 78.241588][ T8989] ? __fget_files+0x21b/0x3e0 [ 78.246287][ T8989] ? lock_downgrade+0x6e0/0x6e0 [ 78.252120][ T8989] ? __fget_files+0x23d/0x3e0 [ 78.258203][ T8989] ? __fget_light+0xea/0x280 [ 78.262821][ T8989] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 78.269976][ T8989] __sys_sendmsg+0xe5/0x1b0 [ 78.274499][ T8989] ? __sys_sendmsg_sock+0x30/0x30 [ 78.280589][ T8989] ? syscall_enter_from_user_mode+0x21/0x70 [ 78.287458][ T8989] do_syscall_64+0x35/0xb0 [ 78.291880][ T8989] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 78.298690][ T8989] RIP: 0033:0x4477b9 [ 78.302590][ T8989] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 16 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 78.323327][ T8989] RSP: 002b:00007fb18d49a318 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.332425][ T8989] RAX: ffffffffffffffda RBX: 00000000004d2298 RCX: 00000000004477b9 [ 78.341036][ T8989] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 [ 78.349582][ T8989] RBP: 00000000004d2290 R08: 0000000000007463 R09: 0000000000000000 [ 78.358165][ T8989] R10: 0000000000000001 R11: 0000000000000246 R12: 00000000004d229c [ 78.366159][ T8989] R13: 00007ffe3c4609ef R14: 00007fb18d49a400 R15: 0000000000022000 [ 78.374981][ T8989] Kernel panic - not syncing: panic_on_warn set ... [ 78.381564][ T8989] CPU: 0 PID: 8989 Comm: syz-executor188 Not tainted 5.14.0-rc4-syzkaller #0 [ 78.390348][ T8989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.400395][ T8989] Call Trace: [ 78.403668][ T8989] dump_stack_lvl+0xcd/0x134 [ 78.408270][ T8989] panic+0x306/0x73d [ 78.412170][ T8989] ? __warn_printk+0xf3/0xf3 [ 78.416778][ T8989] ? __warn.cold+0x1a/0x44 [ 78.421188][ T8989] ? destroy_conntrack+0x232/0x2c0 [ 78.426302][ T8989] __warn.cold+0x35/0x44 [ 78.430561][ T8989] ? destroy_conntrack+0x232/0x2c0 [ 78.435668][ T8989] report_bug+0x1bd/0x210 [ 78.439998][ T8989] handle_bug+0x3c/0x60 [ 78.444156][ T8989] exc_invalid_op+0x14/0x40 [ 78.448666][ T8989] asm_exc_invalid_op+0x12/0x20 [ 78.453521][ T8989] RIP: 0010:destroy_conntrack+0x232/0x2c0 [ 78.459235][ T8989] Code: da fc ff eb 90 e8 ae 27 19 fa 48 89 ef e8 c6 53 02 00 48 89 ef e8 ee 1c 5f fa 5b 5d 41 5c 41 5d e9 93 27 19 fa e8 8e 27 19 fa <0f> 0b e9 2f fe ff ff e8 82 27 19 fa 4c 8d a5 e8 00 00 00 48 b8 00 [ 78.478876][ T8989] RSP: 0018:ffffc90002d7f080 EFLAGS: 00010293 [ 78.484951][ T8989] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 0000000000000000 [ 78.493265][ T8989] RDX: ffff88802eeb8000 RSI: ffffffff875c8632 RDI: 0000000000000003 [ 78.501246][ T8989] RBP: ffff888147d35400 R08: 0000000000000000 R09: ffff888147d35403 [ 78.509224][ T8989] R10: ffffffff875c8460 R11: 0000000000000000 R12: ffff888147d35400 [ 78.517205][ T8989] R13: ffffffff8b31b880 R14: 0000000000000000 R15: 0000000000000001 [ 78.525178][ T8989] ? destroy_conntrack+0x60/0x2c0 [ 78.530218][ T8989] ? destroy_conntrack+0x232/0x2c0 [ 78.535340][ T8989] nf_conntrack_destroy+0xab/0x230 [ 78.540467][ T8989] nft_ct_tmpl_put_pcpu+0x15e/0x1e0 [ 78.545688][ T8989] nft_ct_set_init+0x41e/0x750 [ 78.550476][ T8989] ? nft_ct_set_destroy+0x140/0x140 [ 78.555680][ T8989] ? rcu_read_lock_sched_held+0x3a/0x70 [ 78.561234][ T8989] ? nft_ct_set_destroy+0x140/0x140 [ 78.566434][ T8989] nft_expr_init+0x145/0x2d0 [ 78.571024][ T8989] ? nf_tables_flowtable_notify+0x6a0/0x6a0 [ 78.576924][ T8989] ? queue_work_node+0x280/0x280 [ 78.581868][ T8989] ? init_timer_key+0x150/0x340 [ 78.586727][ T8989] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 78.592969][ T8989] ? nft_rhash_init+0x2b2/0x360 [ 78.597819][ T8989] ? nft_rhash_gc_init+0xc0/0xc0 [ 78.602759][ T8989] ? jhash+0x5d0/0x5d0 [ 78.606825][ T8989] ? nft_rhash_key+0x50/0x50 [ 78.611414][ T8989] nft_set_elem_expr_alloc+0x27/0x280 [ 78.616793][ T8989] nf_tables_newset+0x20cb/0x3340 [ 78.621834][ T8989] ? __nla_validate_parse+0x2df/0x2410 [ 78.627299][ T8989] ? nft_set_elem_expr_alloc+0x280/0x280 [ 78.632940][ T8989] ? nla_get_range_signed+0x520/0x520 [ 78.638322][ T8989] ? lock_downgrade+0x6e0/0x6e0 [ 78.643179][ T8989] ? __nla_parse+0x3d/0x50 [ 78.647606][ T8989] nfnetlink_rcv_batch+0x1710/0x25f0 [ 78.652914][ T8989] ? nfnetlink_bind+0x300/0x300 [ 78.657778][ T8989] ? __lock_acquire+0xbc2/0x54a0 [ 78.662743][ T8989] ? nla_get_range_signed+0x520/0x520 [ 78.668130][ T8989] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 78.674392][ T8989] ? apparmor_capable+0x1d8/0x460 [ 78.679427][ T8989] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 78.685669][ T8989] ? security_capable+0x8f/0xc0 [ 78.690539][ T8989] ? __nla_parse+0x3d/0x50 [ 78.694960][ T8989] nfnetlink_rcv+0x3af/0x420 [ 78.699555][ T8989] ? nfnetlink_rcv_batch+0x25f0/0x25f0 [ 78.705024][ T8989] ? _copy_from_iter+0x12b/0x1320 [ 78.710061][ T8989] netlink_unicast+0x533/0x7d0 [ 78.714859][ T8989] ? netlink_attachskb+0x890/0x890 [ 78.719976][ T8989] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 78.726218][ T8989] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 78.732459][ T8989] ? __phys_addr_symbol+0x2c/0x70 [ 78.737485][ T8989] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 78.743204][ T8989] ? __check_object_size+0x16e/0x3f0 [ 78.748522][ T8989] netlink_sendmsg+0x86d/0xdb0 [ 78.753299][ T8989] ? netlink_unicast+0x7d0/0x7d0 [ 78.758249][ T8989] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 78.764491][ T8989] ? netlink_unicast+0x7d0/0x7d0 [ 78.769438][ T8989] sock_sendmsg+0xcf/0x120 [ 78.773856][ T8989] ____sys_sendmsg+0x6e8/0x810 [ 78.778622][ T8989] ? kernel_sendmsg+0x50/0x50 [ 78.783299][ T8989] ? do_recvmmsg+0x6d0/0x6d0 [ 78.787894][ T8989] ? lock_chain_count+0x20/0x20 [ 78.792765][ T8989] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 78.798754][ T8989] ___sys_sendmsg+0xf3/0x170 [ 78.803353][ T8989] ? sendmsg_copy_msghdr+0x160/0x160 [ 78.808646][ T8989] ? __fget_files+0x21b/0x3e0 [ 78.813328][ T8989] ? lock_downgrade+0x6e0/0x6e0 [ 78.818191][ T8989] ? __fget_files+0x23d/0x3e0 [ 78.822878][ T8989] ? __fget_light+0xea/0x280 [ 78.827474][ T8989] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 78.833723][ T8989] __sys_sendmsg+0xe5/0x1b0 [ 78.838230][ T8989] ? __sys_sendmsg_sock+0x30/0x30 [ 78.843270][ T8989] ? syscall_enter_from_user_mode+0x21/0x70 [ 78.849175][ T8989] do_syscall_64+0x35/0xb0 [ 78.853592][ T8989] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 78.859490][ T8989] RIP: 0033:0x4477b9 [ 78.863381][ T8989] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 16 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 78.882985][ T8989] RSP: 002b:00007fb18d49a318 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.891400][ T8989] RAX: ffffffffffffffda RBX: 00000000004d2298 RCX: 00000000004477b9 [ 78.899368][ T8989] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 [ 78.907335][ T8989] RBP: 00000000004d2290 R08: 0000000000007463 R09: 0000000000000000 [ 78.915304][ T8989] R10: 0000000000000001 R11: 0000000000000246 R12: 00000000004d229c [ 78.923271][ T8989] R13: 00007ffe3c4609ef R14: 00007fb18d49a400 R15: 0000000000022000 [ 78.932631][ T8989] Kernel Offset: disabled [ 78.937042][ T8989] Rebooting in 86400 seconds..