[ 409.831987][T11916] loop_set_block_size: loop0 () has still dirty pages (nrpages=4) Warning: Permanently added '10.128.0.109' (ED25519) to the list of known hosts. [ 411.472374][T11667] device bridge_slave_1 left promiscuous mode [ 411.478321][T11667] bridge0: port 2(bridge_slave_1) entered disabled state [ 411.485523][T11667] device bridge_slave_0 left promiscuous mode [ 411.491489][T11667] bridge0: port 1(bridge_slave_0) entered disabled state [ 411.693939][ T1066] kasan: CONFIG_KASAN_INLINE enabled [ 411.699050][ T1066] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 411.707276][ T1066] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 411.714023][ T1066] CPU: 1 PID: 1066 Comm: udevd Not tainted 5.4.284-syzkaller-04988-g137306201ec6 #0 [ 411.723210][ T1066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 411.733139][ T1066] RIP: 0010:bdev_read_page+0x37/0x190 [ 411.738328][ T1066] Code: 10 49 89 d5 48 89 74 24 08 49 89 fc 49 bf 00 00 00 00 00 fc ff df e8 38 06 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 fa ee e9 ff bd d0 04 00 00 48 03 [ 411.757769][ T1066] RSP: 0018:ffff8881edca73b8 EFLAGS: 00010202 [ 411.763664][ T1066] RAX: 0000000000000010 RBX: 0000000000000080 RCX: ffff8881f31e9f80 [ 411.771520][ T1066] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 411.779458][ T1066] RBP: ffff8881edca75d0 R08: ffffffff81ab65c6 R09: fffff94000f040c1 [ 411.787366][ T1066] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 411.795167][ T1066] R13: ffffea0007820600 R14: 0000000000000014 R15: dffffc0000000000 [ 411.802977][ T1066] FS: 00007fb8e696bc80(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 411.811917][ T1066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 411.818342][ T1066] CR2: 00007ffe78746080 CR3: 00000001e0566000 CR4: 00000000003406a0 [ 411.826165][ T1066] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 411.833961][ T1066] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 411.841775][ T1066] Call Trace: [ 411.844904][ T1066] ? __die+0xb4/0x100 [ 411.848986][ T1066] ? die+0x26/0x50 [ 411.852544][ T1066] ? do_general_protection+0x266/0x3c0 [ 411.857848][ T1066] ? check_preemption_disabled+0x153/0x320 [ 411.863486][ T1066] ? do_trap+0x340/0x340 [ 411.867565][ T1066] ? debug_smp_processor_id+0x20/0x20 [ 411.872794][ T1066] ? __count_memcg_events+0x97/0x210 [ 411.877974][ T1066] ? general_protection+0x28/0x30 [ 411.882833][ T1066] ? do_mpage_readpage+0xd06/0x1b20 [ 411.888320][ T1066] ? bdev_read_page+0x37/0x190 [ 411.892918][ T1066] ? bdev_read_page+0x28/0x190 [ 411.897525][ T1066] do_mpage_readpage+0x1458/0x1b20 [ 411.902626][ T1066] ? mpage_readpages+0x500/0x500 [ 411.907392][ T1066] ? add_to_page_cache_lru+0x221/0x2c0 [ 411.912678][ T1066] ? get_reg+0x220/0x220 [ 411.916764][ T1066] mpage_readpages+0x36e/0x500 [ 411.921454][ T1066] ? __bpf_trace_android_fs_data_end_template+0x30/0x30 [ 411.928219][ T1066] ? blkdev_direct_IO+0x1e00/0x1e00 [ 411.933247][ T1066] ? unwind_next_frame+0x176a/0x1ea0 [ 411.938546][ T1066] ? blkdev_writepages+0x20/0x20 [ 411.943461][ T1066] read_pages+0x119/0x400 [ 411.947584][ T1066] ? __do_page_cache_readahead+0x4f0/0x4f0 [ 411.953209][ T1066] __do_page_cache_readahead+0x448/0x4f0 [ 411.958695][ T1066] ? read_cache_pages_invalidate_pages+0x1b0/0x1b0 [ 411.965130][ T1066] ? is_bpf_text_address+0x24c/0x260 [ 411.970235][ T1066] ? stack_trace_save+0x1c0/0x1c0 [ 411.975197][ T1066] page_cache_sync_readahead+0x3f0/0x460 [ 411.980748][ T1066] generic_file_read_iter+0x673/0x21f0 [ 411.986057][ T1066] ? find_get_pages_range_tag+0xae0/0xae0 [ 411.991682][ T1066] ? __kasan_slab_free+0x233/0x270 [ 411.996638][ T1066] ? __kasan_slab_free+0x1b5/0x270 [ 412.001836][ T1066] ? kmem_cache_free+0x10b/0x2c0 [ 412.006701][ T1066] ? __fput+0x47a/0x680 [ 412.010697][ T1066] ? task_work_run+0x140/0x170 [ 412.015298][ T1066] ? exit_to_usermode_loop+0x190/0x1a0 [ 412.020596][ T1066] ? prepare_exit_to_usermode+0x199/0x200 [ 412.026152][ T1066] blkdev_read_iter+0x12a/0x180 [ 412.030853][ T1066] __vfs_read+0x5cd/0x730 [ 412.035002][ T1066] ? rw_verify_area+0x360/0x360 [ 412.040207][ T1066] ? __fsnotify_update_child_dentry_flags+0x290/0x290 [ 412.046893][ T1066] ? security_file_permission+0x1dc/0x2f0 [ 412.052441][ T1066] vfs_read+0x148/0x360 [ 412.056436][ T1066] ksys_read+0x199/0x2c0 [ 412.060515][ T1066] ? debug_smp_processor_id+0x20/0x20 [ 412.065733][ T1066] ? vfs_write+0x4e0/0x4e0 [ 412.070066][ T1066] ? block_llseek+0xa2/0xb0 [ 412.074411][ T1066] do_syscall_64+0xca/0x1c0 [ 412.078760][ T1066] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 412.084494][ T1066] RIP: 0033:0x7fb8e6a96b6a [ 412.088719][ T1066] 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 [ 412.108162][ T1066] RSP: 002b:00007ffc5844e128 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 412.116404][ T1066] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb8e6a96b6a [ 412.124215][ T1066] RDX: 0000000000000400 RSI: 000055f312f335c8 RDI: 0000000000000009 [ 412.132027][ T1066] RBP: 0000000000000400 R08: 000055f312f335a0 R09: 0000000000000008 [ 412.139847][ T1066] R10: 0000000000000051 R11: 0000000000000246 R12: 000055f312f335a0 [ 412.147650][ T1066] R13: 000055f312f335b8 R14: 000055f312f2b868 R15: 000055f312f2b810 [ 412.155574][ T1066] Modules linked in: [ 412.160839][ T23] audit: type=1400 audit(1731247364.370:90): avc: denied { remove_name } for pid=147 comm="syslogd" name="messages" dev="tmpfs" ino=9415 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 412.163893][ T1066] ---[ end trace 007c12b63a84bf0b ]--- [ 412.188583][ T1066] RIP: 0010:bdev_read_page+0x37/0x190 [ 412.189176][ T23] audit: type=1400 audit(1731247364.370:91): avc: denied { rename } for pid=147 comm="syslogd" name="messages" dev="tmpfs" ino=9415 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 412.194084][ T1066] Code: 10 49 89 d5 48 89 74 24 08 49 89 fc 49 bf 00 00 00 00 00 fc ff df e8 38 06 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 fa ee e9 ff bd d0 04 00 00 48 03 [ 412.236415][ T1066] RSP: 0018:ffff8881edca73b8 EFLAGS: 00010202 [ 412.242832][ T1066] RAX: 0000000000000010 RBX: 0000000000000080 RCX: ffff8881f31e9f80 [ 412.250609][ T1066] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 412.258721][ T1066] RBP: ffff8881edca75d0 R08: ffffffff81ab65c6 R09: fffff94000f040c1 [ 412.266793][ T1066] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 412.274588][ T1066] R13: ffffea0007820600 R14: 0000000000000014 R15: dffffc0000000000 [ 412.282386][ T1066] FS: 00007fb8e696bc80(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 412.291122][ T1066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 412.297567][ T1066] CR2: 000055e4bd934038 CR3: 00000001e0566000 CR4: 00000000003406a0 [ 412.305357][ T1066] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 412.313190][ T1066] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 412.320967][ T1066] Kernel panic - not syncing: Fatal exception [ 412.327105][ T1066] Kernel Offset: disabled [ 412.331238][ T1066] Rebooting in 86400 seconds..