[ 401.516621][T11443] loop_set_block_size: loop0 () has still dirty pages (nrpages=3) [ 404.035706][ T8892] device bridge_slave_1 left promiscuous mode [ 404.041666][ T8892] bridge0: port 2(bridge_slave_1) entered disabled state [ 404.049269][ T8892] device bridge_slave_0 left promiscuous mode [ 404.055437][ T8892] bridge0: port 1(bridge_slave_0) entered disabled state Warning: Permanently added '10.128.0.244' (ED25519) to the list of known hosts. [ 404.917659][ T1284] kasan: CONFIG_KASAN_INLINE enabled [ 404.922855][ T1284] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 404.931098][ T1284] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 404.937807][ T1284] CPU: 1 PID: 1284 Comm: udevd Not tainted 5.4.274-syzkaller-04911-g6f97bd951d82 #0 [ 404.947071][ T1284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 404.957089][ T1284] RIP: 0010:bdev_read_page+0x37/0x190 [ 404.962282][ T1284] Code: 10 49 89 d5 48 89 74 24 08 49 89 fc 49 bf 00 00 00 00 00 fc ff df e8 58 0f 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 da f3 e9 ff bd d0 04 00 00 48 03 [ 404.981801][ T1284] RSP: 0018:ffff8881e8bf73b8 EFLAGS: 00010202 [ 404.987694][ T1284] RAX: 0000000000000010 RBX: 0000000000000080 RCX: ffff8881e8d7af40 [ 404.995510][ T1284] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 405.003330][ T1284] RBP: ffff8881e8bf75d0 R08: ffffffff81ab6226 R09: fffff94000ee8539 [ 405.011141][ T1284] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 405.018943][ T1284] R13: ffffea00077429c0 R14: 0000000000000014 R15: dffffc0000000000 [ 405.026898][ T1284] FS: 00007f2dc1b50c80(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 405.035749][ T1284] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 405.042255][ T1284] CR2: 00007ffdccc77d68 CR3: 00000001dd749000 CR4: 00000000003406a0 [ 405.050063][ T1284] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 405.057958][ T1284] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 405.065766][ T1284] Call Trace: [ 405.068908][ T1284] ? __die+0xb4/0x100 [ 405.072730][ T1284] ? die+0x26/0x50 [ 405.076375][ T1284] ? do_general_protection+0x266/0x3c0 [ 405.081747][ T1284] ? check_preemption_disabled+0x153/0x320 [ 405.087397][ T1284] ? do_trap+0x340/0x340 [ 405.091481][ T1284] ? debug_smp_processor_id+0x20/0x20 [ 405.096684][ T1284] ? __count_memcg_events+0x97/0x210 [ 405.101889][ T1284] ? general_protection+0x28/0x30 [ 405.106752][ T1284] ? do_mpage_readpage+0xd06/0x1b20 [ 405.111880][ T1284] ? bdev_read_page+0x37/0x190 [ 405.116504][ T1284] ? bdev_read_page+0x28/0x190 [ 405.121075][ T1284] do_mpage_readpage+0x1458/0x1b20 [ 405.126141][ T1284] ? mpage_readpages+0x500/0x500 [ 405.131007][ T1284] ? add_to_page_cache_lru+0x221/0x2c0 [ 405.136389][ T1284] ? get_reg+0x220/0x220 [ 405.140548][ T1284] mpage_readpages+0x36e/0x500 [ 405.145147][ T1284] ? __bpf_trace_android_fs_data_end_template+0x30/0x30 [ 405.152180][ T1284] ? blkdev_direct_IO+0x1e00/0x1e00 [ 405.157218][ T1284] ? unwind_next_frame+0x176a/0x1ea0 [ 405.162343][ T1284] ? blkdev_writepages+0x20/0x20 [ 405.167113][ T1284] read_pages+0x119/0x400 [ 405.171458][ T1284] ? __do_page_cache_readahead+0x4f0/0x4f0 [ 405.177176][ T1284] __do_page_cache_readahead+0x448/0x4f0 [ 405.182645][ T1284] ? read_cache_pages_invalidate_pages+0x1b0/0x1b0 [ 405.188977][ T1284] ? is_bpf_text_address+0x24c/0x260 [ 405.194118][ T1284] ? stack_trace_save+0x1c0/0x1c0 [ 405.198950][ T1284] page_cache_sync_readahead+0x3f0/0x460 [ 405.204420][ T1284] generic_file_read_iter+0x673/0x21f0 [ 405.209914][ T1284] ? find_get_pages_range_tag+0xae0/0xae0 [ 405.215818][ T1284] ? __kasan_slab_free+0x233/0x270 [ 405.220859][ T1284] ? __kasan_slab_free+0x1b5/0x270 [ 405.225803][ T1284] ? kmem_cache_free+0x10b/0x2c0 [ 405.230570][ T1284] ? __fput+0x47a/0x680 [ 405.234738][ T1284] ? task_work_run+0x140/0x170 [ 405.239555][ T1284] ? exit_to_usermode_loop+0x190/0x1a0 [ 405.245037][ T1284] ? prepare_exit_to_usermode+0x199/0x200 [ 405.250592][ T1284] blkdev_read_iter+0x12a/0x180 [ 405.255271][ T1284] __vfs_read+0x5cd/0x730 [ 405.259615][ T1284] ? rw_verify_area+0x360/0x360 [ 405.264312][ T1284] ? __fsnotify_update_child_dentry_flags+0x290/0x290 [ 405.270903][ T1284] ? security_file_permission+0x1dc/0x2f0 [ 405.276504][ T1284] vfs_read+0x148/0x360 [ 405.280455][ T1284] ksys_read+0x199/0x2c0 [ 405.284521][ T1284] ? debug_smp_processor_id+0x20/0x20 [ 405.289934][ T1284] ? vfs_write+0x4e0/0x4e0 [ 405.294189][ T1284] ? block_llseek+0xa2/0xb0 [ 405.298522][ T1284] do_syscall_64+0xca/0x1c0 [ 405.302967][ T1284] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 405.308678][ T1284] RIP: 0033:0x7f2dc1c7bb6a [ 405.312926][ T1284] 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 [ 405.332533][ T1284] RSP: 002b:00007ffdb441a938 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 405.341221][ T1284] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2dc1c7bb6a [ 405.349123][ T1284] RDX: 0000000000000400 RSI: 00005624b6cf8758 RDI: 0000000000000009 [ 405.357014][ T1284] RBP: 0000000000000400 R08: 00005624b6cf8730 R09: 0000000000000008 [ 405.364827][ T1284] R10: 0000000000000051 R11: 0000000000000246 R12: 00005624b6cf8730 [ 405.372720][ T1284] R13: 00005624b6cf8748 R14: 00005624b6cedb38 R15: 00005624b6cedae0 [ 405.380535][ T1284] Modules linked in: [ 405.385095][ T1284] ---[ end trace 4646de28d1e1c303 ]--- [ 405.390646][ T1284] RIP: 0010:bdev_read_page+0x37/0x190 [ 405.396010][ T23] audit: type=1400 audit(1719142136.520:90): avc: denied { remove_name } for pid=144 comm="syslogd" name="messages" dev="tmpfs" ino=10005 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 405.397817][ T1284] Code: 10 49 89 d5 48 89 74 24 08 49 89 fc 49 bf 00 00 00 00 00 fc ff df e8 58 0f 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 da f3 e9 ff bd d0 04 00 00 48 03 [ 405.418530][ T23] audit: type=1400 audit(1719142136.520:91): avc: denied { rename } for pid=144 comm="syslogd" name="messages" dev="tmpfs" ino=10005 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 405.443833][ T1284] RSP: 0018:ffff8881e8bf73b8 EFLAGS: 00010202 [ 405.467036][ T1284] RAX: 0000000000000010 RBX: 0000000000000080 RCX: ffff8881e8d7af40 [ 405.476254][ T1284] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 405.484183][ T1284] RBP: ffff8881e8bf75d0 R08: ffffffff81ab6226 R09: fffff94000ee8539 [ 405.492388][ T1284] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 405.500192][ T1284] R13: ffffea00077429c0 R14: 0000000000000014 R15: dffffc0000000000 [ 405.508535][ T1284] FS: 00007f2dc1b50c80(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 405.517343][ T1284] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 405.523778][ T1284] CR2: 00007ffdccc77d68 CR3: 00000001dd749000 CR4: 00000000003406a0 [ 405.531614][ T1284] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 405.539503][ T1284] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 405.547407][ T1284] Kernel panic - not syncing: Fatal exception [ 405.553519][ T1284] Kernel Offset: disabled [ 405.557645][ T1284] Rebooting in 86400 seconds..