[ 28.851092][ T124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 28.870430][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 28.878520][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 28.890773][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 28.906273][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 28.991374][ T364] syz-executor.0 (364) used greatest stack depth: 19320 bytes left [ 29.730784][ T179] device bridge_slave_1 left promiscuous mode [ 29.736752][ T179] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.744082][ T179] device bridge_slave_0 left promiscuous mode [ 29.750026][ T179] bridge0: port 1(bridge_slave_0) entered disabled state Warning: Permanently added '10.128.1.13' (ED25519) to the list of known hosts. 2024/08/29 04:05:22 ignoring optional flag "sandboxArg"="0" 2024/08/29 04:05:22 parsed 1 programs 2024/08/29 04:05:22 executed programs: 0 [ 46.539144][ T23] kauditd_printk_skb: 12 callbacks suppressed [ 46.539156][ T23] audit: type=1400 audit(1724904322.740:88): avc: denied { mounton } for pid=414 comm="syz-executor.0" path="/syzcgroup/unified" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=dir permissive=1 [ 46.539765][ T414] cgroup1: Unknown subsys name 'perf_event' [ 46.574504][ T414] cgroup1: Unknown subsys name 'net_cls' [ 46.627567][ T414] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.634430][ T414] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.642017][ T414] device bridge_slave_0 entered promiscuous mode [ 46.648895][ T414] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.655868][ T414] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.663485][ T414] device bridge_slave_1 entered promiscuous mode [ 46.716710][ T414] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.723651][ T414] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.730797][ T414] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.737768][ T414] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.762890][ T18] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.771156][ T18] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.778447][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.786360][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.800790][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.808776][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.815665][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.822964][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.831503][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.838327][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.849541][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.859264][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.876006][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.890882][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.910762][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.919039][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.928561][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.980659][ T421] loop_set_block_size: loop0 () has still dirty pages (nrpages=2) [ 47.070361][ T424] loop_set_block_size: loop0 () has still dirty pages (nrpages=64) [ 47.163701][ T416] ------------[ cut here ]------------ [ 47.169068][ T416] kernel BUG at block/bio.c:1901! [ 47.174091][ T416] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 47.180296][ T416] CPU: 0 PID: 416 Comm: udevd Not tainted 5.4.281-syzkaller-04937-gd883a2284ec1 #0 [ 47.189489][ T416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 47.199409][ T416] RIP: 0010:bio_split+0x185/0x190 [ 47.204242][ T416] Code: ff ff ff 4c 89 e7 e8 1a 9b 74 ff e9 51 ff ff ff 89 d9 80 e1 07 fe c1 38 c1 7c 8c 48 89 df e8 02 9b 74 ff eb 82 e8 5b b4 44 ff <0f> 0b e8 54 b4 44 ff 0f 0b 66 90 55 41 57 41 56 41 54 53 41 89 d6 [ 47.223856][ T416] RSP: 0018:ffff8881da816d88 EFLAGS: 00010293 [ 47.229766][ T416] RAX: ffffffff821f8485 RBX: ffff8881f045db30 RCX: ffff8881dbbc0fc0 [ 47.237574][ T416] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 47.245445][ T416] RBP: 0000000000000000 R08: ffffffff821f8326 R09: ffff8881da816ec0 [ 47.253374][ T416] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881da44a500 [ 47.261279][ T416] R13: 0000000000000000 R14: ffff8881f045dd60 R15: 0000000000000c00 [ 47.269084][ T416] FS: 00007f9787b6ac80(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 47.277847][ T416] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.284262][ T416] CR2: 00005624e4ffd0d0 CR3: 00000001e2c4a000 CR4: 00000000003406b0 [ 47.292081][ T416] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.299980][ T416] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.307936][ T416] Call Trace: [ 47.311087][ T416] ? __die+0xb4/0x100 [ 47.314977][ T416] ? die+0x26/0x50 [ 47.318536][ T416] ? do_trap+0x1e7/0x340 [ 47.322611][ T416] ? bio_split+0x185/0x190 [ 47.327073][ T416] ? bio_split+0x185/0x190 [ 47.331294][ T416] ? do_invalid_op+0xfb/0x110 [ 47.335812][ T416] ? bio_split+0x185/0x190 [ 47.340063][ T416] ? invalid_op+0x1e/0x30 [ 47.344232][ T416] ? bio_split+0x26/0x190 [ 47.348389][ T416] ? bio_split+0x185/0x190 [ 47.352642][ T416] ? bio_split+0x185/0x190 [ 47.356979][ T416] ? bio_split+0x185/0x190 [ 47.361322][ T416] __blk_queue_split+0xe52/0x14f0 [ 47.366187][ T416] ? asan.module_dtor+0x20/0x20 [ 47.370867][ T416] ? preempt_count_add+0x8f/0x180 [ 47.375748][ T416] blk_mq_make_request+0x1ad/0x1e10 [ 47.380755][ T416] ? mpage_readpages+0x36e/0x500 [ 47.385747][ T416] ? read_pages+0x119/0x400 [ 47.390087][ T416] ? generic_file_read_iter+0x673/0x21f0 [ 47.395556][ T416] ? __vfs_read+0x5cd/0x730 [ 47.399892][ T416] ? vfs_read+0x148/0x360 [ 47.404067][ T416] ? blk_queue_enter+0x6b7/0x710 [ 47.408832][ T416] ? blk_mq_requeue_work+0x8d0/0x8d0 [ 47.413958][ T416] ? blk_alloc_queue_node+0x640/0x640 [ 47.419167][ T416] ? blk_mq_requeue_work+0x8d0/0x8d0 [ 47.424285][ T416] generic_make_request+0x40c/0xc90 [ 47.429334][ T416] ? mempool_alloc+0x11f/0x530 [ 47.433929][ T416] ? blk_attempt_plug_merge+0x300/0x300 [ 47.439516][ T416] ? mempool_alloc+0x12c/0x530 [ 47.444083][ T416] ? xas_create+0x1289/0x1400 [ 47.448603][ T416] ? check_preemption_disabled+0x153/0x320 [ 47.454441][ T416] ? mempool_resize+0x930/0x930 [ 47.459106][ T416] ? check_preemption_disabled+0x153/0x320 [ 47.464750][ T416] submit_bio+0x1bf/0x6d0 [ 47.468914][ T416] ? bio_disassociate_blkg+0xce/0x170 [ 47.474310][ T416] ? direct_make_request+0x450/0x450 [ 47.479443][ T416] ? __bio_add_page+0x294/0x450 [ 47.484117][ T416] ? guard_bio_eod+0x11c/0x190 [ 47.488738][ T416] mpage_bio_submit+0xd0/0x5a0 [ 47.493310][ T416] ? do_mpage_readpage+0x19a1/0x1b20 [ 47.498420][ T416] ? do_mpage_readpage+0x1b20/0x1b20 [ 47.503556][ T416] ? mpage_readpages+0x500/0x500 [ 47.508413][ T416] ? add_to_page_cache_lru+0x221/0x2c0 [ 47.513712][ T416] mpage_readpages+0x487/0x500 [ 47.518312][ T416] ? __bpf_trace_android_fs_data_end_template+0x30/0x30 [ 47.525082][ T416] ? blkdev_direct_IO+0x1e00/0x1e00 [ 47.530107][ T416] ? __schedule+0xb0d/0x1320 [ 47.534627][ T416] ? blkdev_writepages+0x20/0x20 [ 47.539395][ T416] read_pages+0x119/0x400 [ 47.543645][ T416] ? __do_page_cache_readahead+0x4f0/0x4f0 [ 47.549652][ T416] __do_page_cache_readahead+0x448/0x4f0 [ 47.555113][ T416] ? read_cache_pages_invalidate_pages+0x1b0/0x1b0 [ 47.561442][ T416] ? touch_atime+0x14f/0x290 [ 47.566002][ T416] page_cache_sync_readahead+0x3f0/0x460 [ 47.571469][ T416] generic_file_read_iter+0x673/0x21f0 [ 47.576766][ T416] ? find_get_pages_range_tag+0xae0/0xae0 [ 47.582309][ T416] ? lockref_put_or_lock+0x107/0x170 [ 47.587434][ T416] ? vfs_submount+0xb0/0xb0 [ 47.591770][ T416] ? fast_dput+0x162/0x280 [ 47.596028][ T416] blkdev_read_iter+0x12a/0x180 [ 47.601142][ T416] __vfs_read+0x5cd/0x730 [ 47.605317][ T416] ? rw_verify_area+0x360/0x360 [ 47.610005][ T416] ? __fsnotify_update_child_dentry_flags+0x290/0x290 [ 47.616693][ T416] ? security_file_permission+0x1dc/0x2f0 [ 47.622419][ T416] vfs_read+0x148/0x360 [ 47.626409][ T416] ksys_read+0x199/0x2c0 [ 47.630574][ T416] ? debug_smp_processor_id+0x20/0x20 [ 47.635865][ T416] ? vfs_write+0x4e0/0x4e0 [ 47.640306][ T416] ? block_llseek+0xa2/0xb0 [ 47.644639][ T416] do_syscall_64+0xca/0x1c0 [ 47.648966][ T416] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 47.654709][ T416] RIP: 0033:0x7f9787c95b6a [ 47.659021][ T416] Code: 00 3d 00 00 41 00 75 0d 50 48 8d 3d 2d 08 0a 00 e8 ea 7d 01 00 31 c0 e9 07 ff ff ff 64 8b 04 25 18 00 00 00 85 c0 75 1b 0f 05 <48> 3d 00 f0 ff ff 76 6c 48 8b 15 8f a2 0d 00 f7 d8 64 89 02 48 83 [ 47.678562][ T416] RSP: 002b:00007ffeb61bf158 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 47.686801][ T416] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9787c95b6a [ 47.694731][ T416] RDX: 0000000000000100 RSI: 00005624e4ffce98 RDI: 0000000000000009 [ 47.702514][ T416] RBP: 0000000000000100 R08: 00005624e4ffce70 R09: 0000000000000010 [ 47.710326][ T416] R10: 0000000000000021 R11: 0000000000000246 R12: 00005624e4ffce70 [ 47.718347][ T416] R13: 00005624e4ffce88 R14: 00005624e4fefb78 R15: 00005624e4fefb20 [ 47.726397][ T416] Modules linked in: [ 47.735113][ T416] ---[ end trace b22dc3fcd55bbcb6 ]--- [ 47.740744][ T416] RIP: 0010:bio_split+0x185/0x190 [ 47.745635][ T416] Code: ff ff ff 4c 89 e7 e8 1a 9b 74 ff e9 51 ff ff ff 89 d9 80 e1 07 fe c1 38 c1 7c 8c 48 89 df e8 02 9b 74 ff eb 82 e8 5b b4 44 ff <0f> 0b e8 54 b4 44 ff 0f 0b 66 90 55 41 57 41 56 41 54 53 41 89 d6 [ 47.765939][ T416] RSP: 0018:ffff8881da816d88 EFLAGS: 00010293 [ 47.771924][ T416] RAX: ffffffff821f8485 RBX: ffff8881f045db30 RCX: ffff8881dbbc0fc0 [ 47.779808][ T416] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 47.787885][ T416] RBP: 0000000000000000 R08: ffffffff821f8326 R09: ffff8881da816ec0 [ 47.796311][ T416] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881da44a500 [ 47.804220][ T416] R13: 0000000000000000 R14: ffff8881f045dd60 R15: 0000000000000c00 [ 47.812030][ T416] FS: 00007f9787b6ac80(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 47.820800][ T416] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.827548][ T416] CR2: 00005624e4ffd0d0 CR3: 00000001e2c4a000 CR4: 00000000003406b0 [ 47.835496][ T416] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.843359][ T416] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.851276][ T416] Kernel panic - not syncing: Fatal exception [ 47.857503][ T416] Kernel Offset: disabled [ 47.861636][ T416] Rebooting in 86400 seconds..