[ 403.699485][ T178] device bridge_slave_1 left promiscuous mode [ 403.705913][ T178] bridge0: port 2(bridge_slave_1) entered disabled state [ 403.713367][ T178] device bridge_slave_0 left promiscuous mode [ 403.719414][ T178] bridge0: port 1(bridge_slave_0) entered disabled state Warning: Permanently added '10.128.0.90' (ED25519) to the list of known hosts. [ 408.334078][T12251] loop_set_block_size: loop0 () has still dirty pages (nrpages=3) [ 408.571145][T12250] kasan: CONFIG_KASAN_INLINE enabled [ 408.576698][T12250] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 408.585189][T12250] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 408.592268][T12250] CPU: 1 PID: 12250 Comm: udevd Not tainted 5.4.254-syzkaller-04743-g2ac128c04e33 #0 [ 408.601737][T12250] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 408.611759][T12250] RIP: 0010:bdev_read_page+0x37/0x190 [ 408.616922][T12250] Code: 10 49 89 d5 48 89 74 24 08 49 89 fc 49 bf 00 00 00 00 00 fc ff df e8 78 47 ba ff 49 8d 9c 24 80 00 00 00 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 df e8 7a 08 ea ff bd d0 04 00 00 48 03 [ 408.636369][T12250] RSP: 0018:ffff8881e5fbf3b8 EFLAGS: 00010202 [ 408.642362][T12250] RAX: 0000000000000010 RBX: 0000000000000080 RCX: ffff8881f33c9f80 [ 408.650250][T12250] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 408.658187][T12250] RBP: ffff8881e5fbf5d0 R08: ffffffff81ab3126 R09: fffff94000ee43f1 [ 408.666244][T12250] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 408.674270][T12250] R13: ffffea0007721f80 R14: 0000000000000014 R15: dffffc0000000000 [ 408.682171][T12250] FS: 00007f625b4dcc80(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 408.691147][T12250] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 408.697571][T12250] CR2: 00007ffcb5c55d68 CR3: 00000001f26f5000 CR4: 00000000003406a0 [ 408.705631][T12250] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 408.713532][T12250] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 408.721585][T12250] Call Trace: [ 408.724757][T12250] ? __die+0xb4/0x100 [ 408.728548][T12250] ? die+0x26/0x50 [ 408.732091][T12250] ? do_general_protection+0x266/0x3c0 [ 408.737387][T12250] ? check_preemption_disabled+0x153/0x320 [ 408.743036][T12250] ? do_trap+0x340/0x340 [ 408.747125][T12250] ? debug_smp_processor_id+0x20/0x20 [ 408.752338][T12250] ? __count_memcg_events+0x97/0x210 [ 408.758924][T12250] ? general_protection+0x28/0x30 [ 408.763785][T12250] ? do_mpage_readpage+0xd06/0x1b20 [ 408.768807][T12250] ? bdev_read_page+0x37/0x190 [ 408.773527][T12250] ? bdev_read_page+0x28/0x190 [ 408.778119][T12250] do_mpage_readpage+0x1458/0x1b20 [ 408.783246][T12250] ? mpage_readpages+0x500/0x500 [ 408.788011][T12250] ? add_to_page_cache_lru+0x221/0x2c0 [ 408.793304][T12250] ? get_reg+0x220/0x220 [ 408.797470][T12250] mpage_readpages+0x36e/0x500 [ 408.802166][T12250] ? __bpf_trace_android_fs_data_end_template+0x30/0x30 [ 408.809021][T12250] ? blkdev_direct_IO+0x1e00/0x1e00 [ 408.814222][T12250] ? unwind_next_frame+0x181e/0x1ea0 [ 408.819343][T12250] ? blkdev_writepages+0x20/0x20 [ 408.824199][T12250] read_pages+0x119/0x400 [ 408.828368][T12250] ? __do_page_cache_readahead+0x4f0/0x4f0 [ 408.834012][T12250] __do_page_cache_readahead+0x448/0x4f0 [ 408.839655][T12250] ? read_cache_pages_invalidate_pages+0x1b0/0x1b0 [ 408.845989][T12250] page_cache_sync_readahead+0x3f0/0x460 [ 408.851490][T12250] generic_file_read_iter+0x673/0x21f0 [ 408.856751][T12250] ? entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 408.862683][T12250] ? find_get_pages_range_tag+0xae0/0xae0 [ 408.868227][T12250] ? __kasan_slab_free+0x233/0x270 [ 408.874018][T12250] ? __kasan_slab_free+0x1b5/0x270 [ 408.878981][T12250] ? kmem_cache_free+0x10b/0x2c0 [ 408.884604][T12250] ? __fput+0x47a/0x680 [ 408.888674][T12250] ? task_work_run+0x140/0x170 [ 408.893274][T12250] ? exit_to_usermode_loop+0x190/0x1a0 [ 408.898850][T12250] ? prepare_exit_to_usermode+0x199/0x200 [ 408.904422][T12250] blkdev_read_iter+0x12a/0x180 [ 408.909192][T12250] __vfs_read+0x5cd/0x730 [ 408.913357][T12250] ? rw_verify_area+0x360/0x360 [ 408.918048][T12250] ? __fsnotify_update_child_dentry_flags+0x290/0x290 [ 408.924744][T12250] ? security_file_permission+0x1dc/0x2f0 [ 408.930295][T12250] vfs_read+0x148/0x360 [ 408.934275][T12250] ksys_read+0x199/0x2c0 [ 408.938354][T12250] ? debug_smp_processor_id+0x20/0x20 [ 408.943862][T12250] ? vfs_write+0x4e0/0x4e0 [ 408.948107][T12250] ? block_llseek+0xa2/0xb0 [ 408.952444][T12250] do_syscall_64+0xca/0x1c0 [ 408.956781][T12250] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 408.962531][T12250] Modules linked in: [ 408.966852][T12250] ---[ end trace de1eb9b61c979240 ]--- [ 408.972180][T12250] RIP: 0010:bdev_read_page+0x37/0x190 [ 408.977503][T12250] Code: 10 49 89 d5 48 89 74 24 08 49 89 fc 49 bf 00 00 00 00 00 fc ff df e8 78 47 ba ff 49 8d 9c 24 80 00 00 00 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 df e8 7a 08 ea ff bd d0 04 00 00 48 03 [ 408.997032][T12250] RSP: 0018:ffff8881e5fbf3b8 EFLAGS: 00010202 [ 409.002984][T12250] RAX: 0000000000000010 RBX: 0000000000000080 RCX: ffff8881f33c9f80 [ 409.010814][T12250] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 409.018751][T12250] RBP: ffff8881e5fbf5d0 R08: ffffffff81ab3126 R09: fffff94000ee43f1 [ 409.026607][T12250] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 409.034502][T12250] R13: ffffea0007721f80 R14: 0000000000000014 R15: dffffc0000000000 [ 409.048421][T12250] FS: 00007f625b4dcc80(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 409.057557][T12250] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 409.064282][T12250] CR2: 00007ffcb5c55d68 CR3: 00000001f26f5000 CR4: 00000000003406a0 [ 409.072493][T12250] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 409.080597][T12250] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 409.088763][T12250] Kernel panic - not syncing: Fatal exception [ 409.095062][T12250] Kernel Offset: disabled [ 409.099192][T12250] Rebooting in 86400 seconds..