Warning: Permanently added '10.128.0.108' (ED25519) to the list of known hosts. [ 25.561404][ T23] audit: type=1400 audit(1745512638.300:66): avc: denied { execmem } for pid=353 comm="syz-executor426" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 25.581345][ T23] audit: type=1400 audit(1745512638.300:67): avc: denied { mounton } for pid=353 comm="syz-executor426" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 25.606478][ T23] audit: type=1400 audit(1745512638.300:68): avc: denied { mount } for pid=353 comm="syz-executor426" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 25.612446][ T355] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 25.630130][ T23] audit: type=1400 audit(1745512638.300:69): avc: denied { setattr } for pid=353 comm="syz-executor426" name="raw-gadget" dev="devtmpfs" ino=9556 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 25.661918][ T23] audit: type=1400 audit(1745512638.380:70): avc: denied { relabelto } for pid=355 comm="mkswap" name="swap-file" dev="sda1" ino=1926 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 25.687306][ T23] audit: type=1400 audit(1745512638.380:71): avc: denied { write } for pid=355 comm="mkswap" path="/root/swap-file" dev="sda1" ino=1926 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 25.713365][ T23] audit: type=1400 audit(1745512638.420:72): avc: denied { read } for pid=353 comm="syz-executor426" name="swap-file" dev="sda1" ino=1926 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 25.739136][ T23] audit: type=1400 audit(1745512638.420:73): avc: denied { open } for pid=353 comm="syz-executor426" path="/root/swap-file" dev="sda1" ino=1926 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 25.739272][ T353] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 25.777738][ T23] audit: type=1400 audit(1745512638.520:74): avc: denied { mounton } for pid=356 comm="syz-executor426" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 executing program [ 25.802102][ T23] audit: type=1400 audit(1745512638.530:75): avc: denied { mounton } for pid=356 comm="syz-executor426" path="/root/syzkaller.ZMRidz/syz-tmp" dev="sda1" ino=1928 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 25.827290][ T356] request_module fs-gadgetfs succeeded, but still no fs? [ 25.903162][ T356] EXT4-fs (loop0): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue [ 25.943570][ T358] EXT4-fs error (device loop0): ext4_validate_block_bitmap:418: comm vhost-356: bg 0: block 234: padding at end of block bitmap is not set [ 26.003074][ T9] ------------[ cut here ]------------ [ 26.008813][ T9] kernel BUG at fs/ext4/inode.c:2844! [ 26.014377][ T9] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 26.020280][ T9] CPU: 0 PID: 9 Comm: kworker/u4:1 Not tainted 5.4.290-syzkaller-00001-g986c38813dff #0 [ 26.029930][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 26.040030][ T9] Workqueue: writeback wb_workfn (flush-7:0) [ 26.045838][ T9] RIP: 0010:ext4_writepages+0x3c96/0x3cc0 [ 26.051393][ T9] Code: 82 9a ff 31 ff 89 de e8 48 82 9a ff 45 84 f6 75 2e e8 fe 7f 9a ff 49 bf 00 00 00 00 00 fc ff df e9 1d f9 ff ff e8 ea 7f 9a ff <0f> 0b e8 e3 7f 9a ff 0f 0b e8 dc 7f 9a ff e8 c7 39 35 ff eb 99 e8 [ 26.070807][ T9] RSP: 0018:ffff8881f5dcf0c0 EFLAGS: 00010293 [ 26.076714][ T9] RAX: ffffffff81cb1ae6 RBX: 0000010000000000 RCX: ffff8881f5dc4ec0 [ 26.084640][ T9] RDX: 0000000000000000 RSI: 0000010000000000 RDI: 0000000000000000 [ 26.093015][ T9] RBP: ffff8881f5dcf4b0 R08: ffffffff81cae736 R09: ffffed103d3ee155 [ 26.100982][ T9] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881e9f70b50 [ 26.109001][ T9] R13: 0000000000000001 R14: 0000010410000000 R15: dffffc0000000000 [ 26.117138][ T9] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 26.125910][ T9] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.132417][ T9] CR2: 0000000000000002 CR3: 000000000600e000 CR4: 00000000003406b0 [ 26.140225][ T9] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 26.148121][ T9] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 26.156009][ T9] Call Trace: [ 26.159144][ T9] ? __die+0xbc/0x100 [ 26.162958][ T9] ? die+0x2a/0x50 [ 26.166515][ T9] ? do_trap+0x1a4/0x310 [ 26.170595][ T9] ? do_invalid_op+0x105/0x120 [ 26.175200][ T9] ? ext4_writepages+0x3c96/0x3cc0 [ 26.180144][ T9] ? ext4_writepages+0x3c96/0x3cc0 [ 26.185093][ T9] ? invalid_op+0x1e/0x30 [ 26.189259][ T9] ? ext4_writepages+0x8e6/0x3cc0 [ 26.194126][ T9] ? ext4_writepages+0x3c96/0x3cc0 [ 26.199066][ T9] ? ext4_writepages+0x3c96/0x3cc0 [ 26.204030][ T9] ? blk_mq_dispatch_rq_list+0x1218/0x16f0 [ 26.209661][ T9] ? check_preemption_disabled+0x9f/0x320 [ 26.215212][ T9] ? blk_mq_get_driver_tag+0x690/0x690 [ 26.220596][ T9] ? dd_dispatch_request+0x7ed/0xa50 [ 26.225719][ T9] ? debug_smp_processor_id+0x20/0x20 [ 26.231038][ T9] ? check_preemption_disabled+0x9f/0x320 [ 26.236686][ T9] ? dd_has_work+0x153/0x180 [ 26.241222][ T9] ? ext4_readpage+0x2d0/0x2d0 [ 26.245822][ T9] ? update_load_avg+0xc23/0x1250 [ 26.250679][ T9] ? debug_smp_processor_id+0x20/0x20 [ 26.255885][ T9] ? check_preemption_disabled+0x9f/0x320 [ 26.261444][ T9] ? ext4_readpage+0x2d0/0x2d0 [ 26.266041][ T9] do_writepages+0x12b/0x270 [ 26.270467][ T9] ? __writepage+0x110/0x110 [ 26.274895][ T9] ? __kasan_check_write+0x14/0x20 [ 26.279931][ T9] ? _raw_spin_lock+0xa4/0x1b0 [ 26.284530][ T9] ? _raw_spin_trylock_bh+0x190/0x190 [ 26.290096][ T9] __writeback_single_inode+0xdb/0xc80 [ 26.295469][ T9] writeback_sb_inodes+0x9e0/0x1800 [ 26.300935][ T9] ? _raw_spin_lock+0xa4/0x1b0 [ 26.305543][ T9] ? queue_io+0x5b0/0x5b0 [ 26.309906][ T9] ? writeback_sb_inodes+0x1800/0x1800 [ 26.315189][ T9] ? queue_io+0x3f8/0x5b0 [ 26.319343][ T9] wb_writeback+0x403/0xd70 [ 26.323688][ T9] ? wb_io_lists_depopulated+0x170/0x170 [ 26.329166][ T9] ? check_preemption_disabled+0x9f/0x320 [ 26.335123][ T9] ? debug_smp_processor_id+0x20/0x20 [ 26.340386][ T9] ? __kasan_check_write+0x14/0x20 [ 26.345331][ T9] ? check_preemption_disabled+0x9f/0x320 [ 26.351057][ T9] wb_workfn+0x3b6/0x1230 [ 26.355333][ T9] ? inode_wait_for_writeback+0x280/0x280 [ 26.361004][ T9] ? _raw_spin_unlock_irq+0x4e/0x70 [ 26.366294][ T9] ? finish_task_switch+0x130/0x590 [ 26.371605][ T9] ? __schedule+0xb0d/0x1320 [ 26.376045][ T9] ? __kasan_check_read+0x11/0x20 [ 26.380889][ T9] ? strscpy+0x9c/0x260 [ 26.384887][ T9] process_one_work+0x781/0xd50 [ 26.389618][ T9] worker_thread+0xa27/0x1360 [ 26.394088][ T9] kthread+0x321/0x3a0 [ 26.398088][ T9] ? worker_clr_flags+0x180/0x180 [ 26.402940][ T9] ? kthread_blkcg+0xd0/0xd0 [ 26.407467][ T9] ret_from_fork+0x1f/0x30 [ 26.412089][ T9] Modules linked in: [ 26.415989][ T9] ---[ end trace bbd0cc1c4100125c ]--- [ 26.421316][ T9] RIP: 0010:ext4_writepages+0x3c96/0x3cc0 [ 26.427326][ T9] Code: 82 9a ff 31 ff 89 de e8 48 82 9a ff 45 84 f6 75 2e e8 fe 7f 9a ff 49 bf 00 00 00 00 00 fc ff df e9 1d f9 ff ff e8 ea 7f 9a ff <0f> 0b e8 e3 7f 9a ff 0f 0b e8 dc 7f 9a ff e8 c7 39 35 ff eb 99 e8 [ 26.447255][ T9] RSP: 0018:ffff8881f5dcf0c0 EFLAGS: 00010293 [ 26.453456][ T9] RAX: ffffffff81cb1ae6 RBX: 0000010000000000 RCX: ffff8881f5dc4ec0 [ 26.461390][ T9] RDX: 0000000000000000 RSI: 0000010000000000 RDI: 0000000000000000 [ 26.469280][ T9] RBP: ffff8881f5dcf4b0 R08: ffffffff81cae736 R09: ffffed103d3ee155 [ 26.477370][ T9] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881e9f70b50 [ 26.485182][ T9] R13: 0000000000000001 R14: 0000010410000000 R15: dffffc0000000000 [ 26.493135][ T9] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 26.501985][ T9] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.508387][ T9] CR2: 0000000000000002 CR3: 000000000600e000 CR4: 00000000003406b0 [ 26.516246][ T9] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 26.524203][ T9] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 26.532312][ T9] Kernel panic - not syncing: Fatal exception [ 26.539079][ T9] Kernel Offset: disabled [ 26.543216][ T9] Rebooting in 86400 seconds..