Warning: Permanently added '10.128.1.73' (ED25519) to the list of known hosts. 2026/01/01 16:49:04 parsed 1 programs [ 46.547656][ T24] kauditd_printk_skb: 30 callbacks suppressed [ 46.547666][ T24] audit: type=1400 audit(1767286145.440:104): avc: denied { unlink } for pid=410 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 46.579843][ T410] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 46.958310][ T414] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.965781][ T414] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.973183][ T414] device bridge_slave_0 entered promiscuous mode [ 46.980094][ T414] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.987209][ T414] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.994709][ T414] device bridge_slave_1 entered promiscuous mode [ 47.035295][ T414] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.042455][ T414] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.049744][ T414] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.056826][ T414] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.076039][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.083786][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.091032][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.098652][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.107584][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.115764][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.122873][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.131211][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.139545][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.146584][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.157348][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.166546][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.178368][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.188604][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.196809][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.204415][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.212460][ T414] device veth0_vlan entered promiscuous mode [ 47.221392][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.230358][ T414] device veth1_macvtap entered promiscuous mode [ 47.239018][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.248464][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.468118][ T24] audit: type=1401 audit(1767286146.360:105): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 47.665195][ T24] audit: type=1400 audit(1767286146.560:106): avc: denied { create } for pid=461 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 47.693170][ T9] device bridge_slave_1 left promiscuous mode [ 47.699409][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.706964][ T9] device bridge_slave_0 left promiscuous mode [ 47.713556][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.721472][ T9] device veth1_macvtap left promiscuous mode [ 47.727697][ T9] device veth0_vlan left promiscuous mode 2026/01/01 16:49:06 executed programs: 0 [ 47.907406][ T24] audit: type=1400 audit(1767286146.800:107): avc: denied { write } for pid=401 comm="syz-execprog" path="pipe:[14805]" dev="pipefs" ino=14805 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 47.941753][ T470] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.948893][ T470] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.956406][ T470] device bridge_slave_0 entered promiscuous mode [ 47.963319][ T470] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.970323][ T470] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.977839][ T470] device bridge_slave_1 entered promiscuous mode [ 48.012350][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.019687][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.029842][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.038478][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.046647][ T298] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.053675][ T298] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.061004][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.069729][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.077985][ T298] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.085107][ T298] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.092542][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.105873][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.113757][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.125667][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.136131][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.144041][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.151456][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.159731][ T470] device veth0_vlan entered promiscuous mode [ 48.169879][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.179044][ T470] device veth1_macvtap entered promiscuous mode [ 48.187593][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.197187][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.217992][ T24] audit: type=1400 audit(1767286147.110:108): avc: denied { read write } for pid=474 comm="syz.2.16" name="vhost-vsock" dev="devtmpfs" ino=262 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 48.242879][ T24] audit: type=1400 audit(1767286147.110:109): avc: denied { open } for pid=474 comm="syz.2.16" path="/dev/vhost-vsock" dev="devtmpfs" ino=262 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 48.267200][ T24] audit: type=1400 audit(1767286147.120:110): avc: denied { ioctl } for pid=474 comm="syz.2.16" path="/dev/vhost-vsock" dev="devtmpfs" ino=262 ioctlcmd=0xaf01 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 48.393222][ T475] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue [ 48.413201][ T24] audit: type=1400 audit(1767286147.310:111): avc: denied { mount } for pid=474 comm="syz.2.16" name="/" dev="loop2" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 48.438164][ T24] audit: type=1400 audit(1767286147.310:112): avc: denied { write } for pid=474 comm="syz.2.16" name="/" dev="loop2" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 48.460034][ T24] audit: type=1400 audit(1767286147.310:113): avc: denied { add_name } for pid=474 comm="syz.2.16" name="hugetlb.2MB.usage_in_bytes" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 48.460485][ T474] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.16: bg 0: block 234: padding at end of block bitmap is not set [ 48.500498][ T474] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.16: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.500509][ T476] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-475: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.501992][ T476] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-475: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.515310][ T474] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.16: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.530292][ T476] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-475: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.545145][ T474] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.16: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.559549][ T476] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-475: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.588546][ T474] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.16: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.603811][ T476] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-475: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.793083][ T481] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue [ 48.818476][ T482] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-481: bg 0: block 234: padding at end of block bitmap is not set [ 48.834233][ T298] ------------[ cut here ]------------ [ 48.839700][ T298] kernel BUG at fs/ext4/inode.c:2778! [ 48.845291][ T298] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 48.851355][ T298] CPU: 1 PID: 298 Comm: kworker/u4:3 Not tainted syzkaller #0 [ 48.858775][ T298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 48.868903][ T298] Workqueue: writeback wb_workfn (flush-7:2) [ 48.874859][ T298] RIP: 0010:ext4_writepages+0x2ddb/0x2e00 [ 48.880646][ T298] Code: 05 94 ff 84 db 75 31 e8 63 03 94 ff 49 bc 00 00 00 00 00 fc ff df 4c 8b 6c 24 30 48 8b 5c 24 38 e9 21 f8 ff ff e8 45 03 94 ff <0f> 0b e8 3e 03 94 ff e8 c5 c9 30 ff eb 98 e8 32 03 94 ff e8 b9 c9 [ 48.900227][ T298] RSP: 0018:ffffc90000c17180 EFLAGS: 00010293 [ 48.906265][ T298] RAX: ffffffff81cfa13b RBX: 0000008410000000 RCX: ffff888125b4a780 [ 48.914292][ T298] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 48.922236][ T298] RBP: ffffc90000c174f0 R08: dffffc0000000000 R09: ffffed1025493479 [ 48.930179][ T298] R10: ffffed1025493479 R11: 1ffff11025493478 R12: dffffc0000000000 [ 48.938132][ T298] R13: ffff8881177a3000 R14: 0000008000000000 R15: ffff88812a49a3c0 [ 48.946087][ T298] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 48.954994][ T298] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.961560][ T298] CR2: 0000555573fb64a8 CR3: 000000010d4fa000 CR4: 00000000003506a0 [ 48.969506][ T298] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.977451][ T298] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.985390][ T298] Call Trace: [ 48.988661][ T298] ? debug_smp_processor_id+0x17/0x20 [ 48.994006][ T298] ? __kasan_check_read+0x11/0x20 [ 48.999009][ T298] ? update_load_avg+0xdf5/0x14f0 [ 49.004016][ T298] ? write_boundary_block+0x140/0x140 [ 49.009359][ T298] ? ext4_readpage+0x220/0x220 [ 49.014090][ T298] ? enqueue_task_fair+0xabd/0x2250 [ 49.019260][ T298] ? __getblk_gfp+0x3b/0x780 [ 49.023906][ T298] ? update_load_avg+0x4dc/0x14f0 [ 49.028897][ T298] ? ext4_readpage+0x220/0x220 [ 49.033628][ T298] do_writepages+0x12a/0x270 [ 49.038195][ T298] ? __writepage+0x130/0x130 [ 49.042762][ T298] ? __kasan_check_write+0x14/0x20 [ 49.047843][ T298] ? _raw_spin_lock+0x8e/0xe0 [ 49.052487][ T298] ? __kasan_check_write+0x14/0x20 [ 49.057564][ T298] ? _raw_spin_lock+0x8e/0xe0 [ 49.062209][ T298] __writeback_single_inode+0xd5/0xa20 [ 49.067638][ T298] ? wbc_attach_and_unlock_inode+0x171/0x590 [ 49.073619][ T298] writeback_sb_inodes+0x860/0x1400 [ 49.078811][ T298] ? queue_io+0x4c0/0x4c0 [ 49.083206][ T298] ? __kasan_check_read+0x11/0x20 [ 49.088422][ T298] ? queue_io+0x385/0x4c0 [ 49.092727][ T298] wb_writeback+0x3e3/0xb90 [ 49.097225][ T298] ? wb_io_lists_depopulated+0x180/0x180 [ 49.102845][ T298] ? set_worker_desc+0x155/0x1c0 [ 49.107760][ T298] ? sched_clock_cpu+0x1b/0x3d0 [ 49.112592][ T298] ? __kasan_check_write+0x14/0x20 [ 49.117777][ T298] ? sched_balance_newidle+0x7d1/0xa90 [ 49.123214][ T298] wb_workfn+0x38f/0xe20 [ 49.127477][ T298] ? inode_wait_for_writeback+0x200/0x200 [ 49.133163][ T298] ? find_next_bit+0x80/0x100 [ 49.137816][ T298] ? _raw_spin_unlock_irq+0x4e/0x70 [ 49.142999][ T298] ? finish_task_switch+0x12e/0x5a0 [ 49.148174][ T298] ? __switch_to_asm+0x34/0x60 [ 49.152917][ T298] ? __schedule+0xb4f/0x1310 [ 49.157489][ T298] ? __kasan_check_read+0x11/0x20 [ 49.162577][ T298] ? read_word_at_a_time+0x12/0x20 [ 49.167661][ T298] ? strscpy+0x9b/0x290 [ 49.171787][ T298] process_one_work+0x6e1/0xba0 [ 49.176604][ T298] worker_thread+0xa6a/0x13b0 [ 49.181267][ T298] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 49.186694][ T298] ? __kasan_check_read+0x11/0x20 [ 49.191687][ T298] kthread+0x346/0x3d0 [ 49.195720][ T298] ? worker_clr_flags+0x190/0x190 [ 49.200710][ T298] ? kthread_blkcg+0xd0/0xd0 [ 49.205442][ T298] ret_from_fork+0x1f/0x30 [ 49.209829][ T298] Modules linked in: [ 49.215398][ T298] ---[ end trace 41a59daf9d64f636 ]--- [ 49.220888][ T298] RIP: 0010:ext4_writepages+0x2ddb/0x2e00 [ 49.226859][ T298] Code: 05 94 ff 84 db 75 31 e8 63 03 94 ff 49 bc 00 00 00 00 00 fc ff df 4c 8b 6c 24 30 48 8b 5c 24 38 e9 21 f8 ff ff e8 45 03 94 ff <0f> 0b e8 3e 03 94 ff e8 c5 c9 30 ff eb 98 e8 32 03 94 ff e8 b9 c9 [ 49.246900][ T298] RSP: 0018:ffffc90000c17180 EFLAGS: 00010293 [ 49.253134][ T298] RAX: ffffffff81cfa13b RBX: 0000008410000000 RCX: ffff888125b4a780 [ 49.261104][ T298] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 49.269184][ T298] RBP: ffffc90000c174f0 R08: dffffc0000000000 R09: ffffed1025493479 [ 49.277221][ T298] R10: ffffed1025493479 R11: 1ffff11025493478 R12: dffffc0000000000 [ 49.285302][ T298] R13: ffff8881177a3000 R14: 0000008000000000 R15: ffff88812a49a3c0 [ 49.293296][ T298] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 49.302240][ T298] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.309008][ T298] CR2: 0000555573fb64a8 CR3: 000000000620f000 CR4: 00000000003506a0 [ 49.317003][ T298] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.325256][ T298] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.333266][ T298] Kernel panic - not syncing: Fatal exception [ 49.340660][ T298] Kernel Offset: disabled [ 49.344996][ T298] Rebooting in 86400 seconds..