[ 46.519308][ T426] device veth0_macvtap left promiscuous mode [ 46.525314][ T426] device veth1_vlan left promiscuous mode [ 46.532642][ T426] device veth0_vlan left promiscuous mode [ 49.737249][ T426] team0 (unregistering): Port device team_slave_1 removed [ 49.751453][ T426] team0 (unregistering): Port device team_slave_0 removed [ 49.764190][ T426] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 49.777539][ T426] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 49.819970][ T426] bond0 (unregistering): Released all slaves [ 51.471947][ T5426] can: request_module (can-proto-0) failed. [ 51.490000][ T5426] can: request_module (can-proto-0) failed. [ 71.094123][ T3143] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.50' (ECDSA) to the list of known hosts. [ 85.412458][ T426] ------------[ cut here ]------------ [ 85.418073][ T426] Trying to write to read-only block-device sda (partno 0) [ 85.425742][ T426] WARNING: CPU: 1 PID: 426 at block/blk-core.c:705 submit_bio_checks+0x146b/0x1ac0 [ 85.437845][ T426] Modules linked in: [ 85.442657][ T426] CPU: 1 PID: 426 Comm: kworker/u4:5 Not tainted 5.11.0-syzkaller #0 [ 85.451092][ T426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.461663][ T426] Workqueue: writeback wb_workfn (flush-8:0) [ 85.467671][ T426] RIP: 0010:submit_bio_checks+0x146b/0x1ac0 [ 85.474121][ T426] Code: 24 48 4c 89 f7 4c 89 44 24 08 45 0f b6 a4 24 e0 05 00 00 e8 27 64 fe ff 48 c7 c7 c0 d1 db 88 48 89 c6 44 89 e2 e8 ef d4 93 04 <0f> 0b 4c 89 fa 4c 8b 44 24 08 48 b8 00 00 00 00 00 fc ff df 48 c1 [ 85.494966][ T426] RSP: 0018:ffffc9000254ecd0 EFLAGS: 00010282 [ 85.501405][ T426] RAX: 0000000000000000 RBX: 1ffff920004a9d9f RCX: 0000000000000000 [ 85.509731][ T426] RDX: 0000000000000001 RSI: ffffffff88ddc580 RDI: fffff520004a9d8c [ 85.517841][ T426] RBP: ffff8881467829a0 R08: 0000000000000001 R09: ffff8880b9f4c827 [ 85.526172][ T426] R10: ffffed10173e9904 R11: 7420676e69797254 R12: 0000000000000000 [ 85.534439][ T426] R13: ffff888015955dd0 R14: ffff888015955dc0 R15: ffff888015955dc8 [ 85.543117][ T426] FS: 0000000000000000(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 [ 85.552385][ T426] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.559652][ T426] CR2: 00007f95c63f9358 CR3: 000000001e1ee000 CR4: 00000000003506e0 [ 85.567638][ T426] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 85.576092][ T426] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 85.584351][ T426] Call Trace: [ 85.587671][ T426] ? find_held_lock+0x2d/0x110 [ 85.592788][ T426] ? trace_event_raw_event_block_rq_requeue+0x490/0x490 [ 85.600622][ T426] ? __bio_clone_fast+0x3cd/0x510 [ 85.605674][ T426] submit_bio_noacct+0x79/0xc90 [ 85.610916][ T426] ? ktime_get+0x202/0x2c0 [ 85.615365][ T426] ? blk_queue_enter+0x820/0x820 [ 85.620703][ T426] ? __bio_clone_fast+0x3cd/0x510 [ 85.625746][ T426] __blk_queue_split+0x7d0/0x1350 [ 85.631120][ T426] ? bio_attempt_discard_merge+0x9c0/0x9c0 [ 85.636951][ T426] blk_mq_submit_bio+0x17c/0x1400 [ 85.642374][ T426] ? blk_mq_try_issue_list_directly+0x8c0/0x8c0 [ 85.648972][ T426] submit_bio_noacct+0x84d/0xc90 [ 85.653950][ T426] ? blk_queue_enter+0x820/0x820 [ 85.659283][ T426] ? lock_downgrade+0x6d0/0x6d0 [ 85.664198][ T426] submit_bio+0xdf/0x480 [ 85.669006][ T426] ? submit_bio_noacct+0xc90/0xc90 [ 85.674949][ T426] ? bio_add_page+0x74/0x170 [ 85.680109][ T426] ? __bio_try_merge_page+0x380/0x380 [ 85.686123][ T426] ? clear_page_dirty_for_io+0x380/0x6c0 [ 85.692650][ T426] ? lock_downgrade+0x6d0/0x6d0 [ 85.697528][ T426] ext4_bio_write_page+0x7c2/0x1b60 [ 85.704990][ T426] ? clear_page_dirty_for_io+0x398/0x6c0 [ 85.711395][ T426] mpage_submit_page+0xe8/0x240 [ 85.716299][ T426] ext4_writepages+0x1b0d/0x2cf0 [ 85.721630][ T426] ? __ext4_mark_inode_dirty+0x6e0/0x6e0 [ 85.727285][ T426] ? mark_lock+0xee/0x1720 [ 85.732164][ T426] ? mark_lock+0xee/0x1720 [ 85.736661][ T426] ? writeback_sb_inodes+0x2dd/0xc40 [ 85.742424][ T426] do_writepages+0xca/0x240 [ 85.746973][ T426] ? writeback_set_ratelimit+0x120/0x120 [ 85.753021][ T426] ? writeback_sb_inodes+0x36a/0xc40 [ 85.758665][ T426] __writeback_single_inode+0xd6/0xb30 [ 85.764141][ T426] writeback_sb_inodes+0x466/0xc40 [ 85.769822][ T426] ? __writeback_single_inode+0xb30/0xb30 [ 85.775566][ T426] ? finish_writeback_work.constprop.0+0xd0/0xd0 [ 85.782324][ T426] __writeback_inodes_wb+0xb2/0x200 [ 85.787664][ T426] wb_writeback+0x5c1/0x8c0 [ 85.792598][ T426] ? __writeback_inodes_wb+0x200/0x200 [ 85.798074][ T426] ? cpumask_next+0x1d/0x20 [ 85.802965][ T426] ? get_nr_dirty_inodes+0x13c/0x230 [ 85.808829][ T426] wb_workfn+0x6b8/0xf40 [ 85.813094][ T426] ? inode_wait_for_writeback+0x30/0x30 [ 85.819497][ T426] ? lock_acquire+0x1a8/0x720 [ 85.824288][ T426] ? lock_release+0x710/0x710 [ 85.830403][ T426] process_one_work+0x84c/0x13b0 [ 85.835406][ T426] ? lock_release+0x710/0x710 [ 85.840455][ T426] ? pwq_dec_nr_in_flight+0x2b0/0x2b0 [ 85.845880][ T426] ? rwlock_bug.part.0+0x90/0x90 [ 85.851187][ T426] ? _raw_spin_lock_irq+0x41/0x50 [ 85.856237][ T426] worker_thread+0x598/0xf80 [ 85.861262][ T426] ? __kthread_parkme+0xa2/0x1c0 [ 85.866235][ T426] ? process_one_work+0x13b0/0x13b0 [ 85.871875][ T426] kthread+0x36f/0x450 [ 85.875958][ T426] ? _raw_spin_unlock_irq+0x1f/0x40 [ 85.881535][ T426] ? __kthread_bind_mask+0x90/0x90 [ 85.886685][ T426] ret_from_fork+0x1f/0x30 [ 85.891553][ T426] Kernel panic - not syncing: panic_on_warn set ... [ 85.898142][ T426] CPU: 0 PID: 426 Comm: kworker/u4:5 Not tainted 5.11.0-syzkaller #0 [ 85.906205][ T426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.917022][ T426] Workqueue: writeback wb_workfn (flush-8:0) [ 85.922997][ T426] Call Trace: [ 85.926328][ T426] dump_stack+0x9a/0xcc [ 85.930526][ T426] panic+0x256/0x4eb [ 85.934401][ T426] ? __warn_printk+0xee/0xee [ 85.938998][ T426] ? submit_bio_checks+0x146b/0x1ac0 [ 85.944271][ T426] __warn.cold+0x2b/0x35 [ 85.948499][ T426] ? submit_bio_checks+0x146b/0x1ac0 [ 85.953882][ T426] report_bug+0x15a/0x1b0 [ 85.958221][ T426] handle_bug+0x3c/0x60 [ 85.962367][ T426] exc_invalid_op+0x14/0x40 [ 85.966852][ T426] asm_exc_invalid_op+0x12/0x20 [ 85.971773][ T426] RIP: 0010:submit_bio_checks+0x146b/0x1ac0 [ 85.977643][ T426] Code: 24 48 4c 89 f7 4c 89 44 24 08 45 0f b6 a4 24 e0 05 00 00 e8 27 64 fe ff 48 c7 c7 c0 d1 db 88 48 89 c6 44 89 e2 e8 ef d4 93 04 <0f> 0b 4c 89 fa 4c 8b 44 24 08 48 b8 00 00 00 00 00 fc ff df 48 c1 [ 85.997243][ T426] RSP: 0018:ffffc9000254ecd0 EFLAGS: 00010282 [ 86.003288][ T426] RAX: 0000000000000000 RBX: 1ffff920004a9d9f RCX: 0000000000000000 [ 86.011254][ T426] RDX: 0000000000000001 RSI: ffffffff88ddc580 RDI: fffff520004a9d8c [ 86.019204][ T426] RBP: ffff8881467829a0 R08: 0000000000000001 R09: ffff8880b9f4c827 [ 86.027250][ T426] R10: ffffed10173e9904 R11: 7420676e69797254 R12: 0000000000000000 [ 86.035205][ T426] R13: ffff888015955dd0 R14: ffff888015955dc0 R15: ffff888015955dc8 [ 86.043173][ T426] ? find_held_lock+0x2d/0x110 [ 86.047919][ T426] ? trace_event_raw_event_block_rq_requeue+0x490/0x490 [ 86.054836][ T426] ? __bio_clone_fast+0x3cd/0x510 [ 86.059869][ T426] submit_bio_noacct+0x79/0xc90 [ 86.064700][ T426] ? ktime_get+0x202/0x2c0 [ 86.069105][ T426] ? blk_queue_enter+0x820/0x820 [ 86.074158][ T426] ? __bio_clone_fast+0x3cd/0x510 [ 86.079172][ T426] __blk_queue_split+0x7d0/0x1350 [ 86.084197][ T426] ? bio_attempt_discard_merge+0x9c0/0x9c0 [ 86.089990][ T426] blk_mq_submit_bio+0x17c/0x1400 [ 86.095008][ T426] ? blk_mq_try_issue_list_directly+0x8c0/0x8c0 [ 86.101241][ T426] submit_bio_noacct+0x84d/0xc90 [ 86.106170][ T426] ? blk_queue_enter+0x820/0x820 [ 86.111197][ T426] ? lock_downgrade+0x6d0/0x6d0 [ 86.116076][ T426] submit_bio+0xdf/0x480 [ 86.120317][ T426] ? submit_bio_noacct+0xc90/0xc90 [ 86.125413][ T426] ? bio_add_page+0x74/0x170 [ 86.130193][ T426] ? __bio_try_merge_page+0x380/0x380 [ 86.135726][ T426] ? clear_page_dirty_for_io+0x380/0x6c0 [ 86.141340][ T426] ? lock_downgrade+0x6d0/0x6d0 [ 86.146192][ T426] ext4_bio_write_page+0x7c2/0x1b60 [ 86.151415][ T426] ? clear_page_dirty_for_io+0x398/0x6c0 [ 86.157086][ T426] mpage_submit_page+0xe8/0x240 [ 86.161934][ T426] ext4_writepages+0x1b0d/0x2cf0 [ 86.166874][ T426] ? __ext4_mark_inode_dirty+0x6e0/0x6e0 [ 86.172501][ T426] ? mark_lock+0xee/0x1720 [ 86.176899][ T426] ? mark_lock+0xee/0x1720 [ 86.181497][ T426] ? writeback_sb_inodes+0x2dd/0xc40 [ 86.186764][ T426] do_writepages+0xca/0x240 [ 86.191352][ T426] ? writeback_set_ratelimit+0x120/0x120 [ 86.196976][ T426] ? writeback_sb_inodes+0x36a/0xc40 [ 86.202247][ T426] __writeback_single_inode+0xd6/0xb30 [ 86.207691][ T426] writeback_sb_inodes+0x466/0xc40 [ 86.212821][ T426] ? __writeback_single_inode+0xb30/0xb30 [ 86.218619][ T426] ? finish_writeback_work.constprop.0+0xd0/0xd0 [ 86.224971][ T426] __writeback_inodes_wb+0xb2/0x200 [ 86.230173][ T426] wb_writeback+0x5c1/0x8c0 [ 86.234664][ T426] ? __writeback_inodes_wb+0x200/0x200 [ 86.240113][ T426] ? cpumask_next+0x1d/0x20 [ 86.244599][ T426] ? get_nr_dirty_inodes+0x13c/0x230 [ 86.249864][ T426] wb_workfn+0x6b8/0xf40 [ 86.254095][ T426] ? inode_wait_for_writeback+0x30/0x30 [ 86.259788][ T426] ? lock_acquire+0x1a8/0x720 [ 86.264444][ T426] ? lock_release+0x710/0x710 [ 86.269309][ T426] process_one_work+0x84c/0x13b0 [ 86.274244][ T426] ? lock_release+0x710/0x710 [ 86.278902][ T426] ? pwq_dec_nr_in_flight+0x2b0/0x2b0 [ 86.284255][ T426] ? rwlock_bug.part.0+0x90/0x90 [ 86.289173][ T426] ? _raw_spin_lock_irq+0x41/0x50 [ 86.294202][ T426] worker_thread+0x598/0xf80 [ 86.298776][ T426] ? __kthread_parkme+0xa2/0x1c0 [ 86.303688][ T426] ? process_one_work+0x13b0/0x13b0 [ 86.308880][ T426] kthread+0x36f/0x450 [ 86.312937][ T426] ? _raw_spin_unlock_irq+0x1f/0x40 [ 86.318239][ T426] ? __kthread_bind_mask+0x90/0x90 [ 86.323343][ T426] ret_from_fork+0x1f/0x30 [ 86.328180][ T426] Kernel Offset: disabled [ 86.332722][ T426] Rebooting in 86400 seconds..