Warning: Permanently added '10.128.0.232' (ED25519) to the list of known hosts. 2025/11/01 06:57:23 parsed 1 programs [ 21.281465][ T30] audit: type=1400 audit(1761980243.701:64): avc: denied { node_bind } for pid=281 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 21.284646][ T30] audit: type=1400 audit(1761980243.701:65): avc: denied { module_request } for pid=281 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 21.909350][ T30] audit: type=1400 audit(1761980244.321:66): avc: denied { mounton } for pid=289 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 21.910352][ T289] cgroup: Unknown subsys name 'net' [ 21.931984][ T30] audit: type=1400 audit(1761980244.321:67): avc: denied { mount } for pid=289 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 21.959206][ T30] audit: type=1400 audit(1761980244.351:68): avc: denied { unmount } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 21.959380][ T289] cgroup: Unknown subsys name 'devices' [ 22.102619][ T289] cgroup: Unknown subsys name 'hugetlb' [ 22.108205][ T289] cgroup: Unknown subsys name 'rlimit' [ 22.279526][ T30] audit: type=1400 audit(1761980244.691:69): avc: denied { setattr } for pid=289 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=254 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 22.302670][ T30] audit: type=1400 audit(1761980244.691:70): avc: denied { create } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 22.323041][ T30] audit: type=1400 audit(1761980244.691:71): avc: denied { write } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 22.328517][ T291] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 22.343363][ T30] audit: type=1400 audit(1761980244.691:72): avc: denied { read } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 22.372035][ T30] audit: type=1400 audit(1761980244.691:73): avc: denied { mounton } for pid=289 comm="syz-executor" 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 [ 22.408892][ T289] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 22.813500][ T296] request_module fs-gadgetfs succeeded, but still no fs? [ 23.227096][ T322] syz-executor (322) used greatest stack depth: 21728 bytes left [ 23.422612][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.429644][ T345] bridge0: port 1(bridge_slave_0) entered disabled state [ 23.437326][ T345] device bridge_slave_0 entered promiscuous mode [ 23.444223][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.451250][ T345] bridge0: port 2(bridge_slave_1) entered disabled state [ 23.458495][ T345] device bridge_slave_1 entered promiscuous mode [ 23.494930][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.501977][ T345] bridge0: port 2(bridge_slave_1) entered forwarding state [ 23.509212][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.516233][ T345] bridge0: port 1(bridge_slave_0) entered forwarding state [ 23.532508][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 23.540148][ T45] bridge0: port 1(bridge_slave_0) entered disabled state [ 23.547402][ T45] bridge0: port 2(bridge_slave_1) entered disabled state [ 23.556007][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 23.564182][ T45] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.571212][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state [ 23.579793][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 23.588235][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.595271][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 23.606349][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 23.615141][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 23.627362][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 23.637934][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 23.646009][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 23.653488][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 23.662151][ T345] device veth0_vlan entered promiscuous mode [ 23.671100][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 23.684045][ T345] device veth1_macvtap entered promiscuous mode [ 23.693119][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 23.702761][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 23.732893][ T345] syz-executor (345) used greatest stack depth: 21352 bytes left 2025/11/01 06:57:26 executed programs: 0 [ 23.880117][ T363] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.887467][ T363] bridge0: port 1(bridge_slave_0) entered disabled state [ 23.895092][ T363] device bridge_slave_0 entered promiscuous mode [ 23.902169][ T363] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.909190][ T363] bridge0: port 2(bridge_slave_1) entered disabled state [ 23.916586][ T363] device bridge_slave_1 entered promiscuous mode [ 23.963680][ T363] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.970710][ T363] bridge0: port 2(bridge_slave_1) entered forwarding state [ 23.977962][ T363] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.984983][ T363] bridge0: port 1(bridge_slave_0) entered forwarding state [ 23.999831][ T317] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 24.008020][ T317] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.015309][ T317] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.025388][ T317] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 24.033586][ T317] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.040593][ T317] bridge0: port 1(bridge_slave_0) entered forwarding state [ 24.055180][ T317] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 24.063335][ T317] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.070332][ T317] bridge0: port 2(bridge_slave_1) entered forwarding state [ 24.081223][ T317] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 24.090030][ T317] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 24.106559][ T317] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 24.116900][ T317] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 24.124849][ T317] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 24.132311][ T317] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 24.140135][ T363] device veth0_vlan entered promiscuous mode [ 24.155471][ T317] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 24.164532][ T363] device veth1_macvtap entered promiscuous mode [ 24.173220][ T317] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 24.182813][ T317] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 24.217748][ T374] loop2: detected capacity change from 0 to 2048 [ 24.282607][ T374] 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. Quota mode: none. [ 24.322658][ T373] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.17: bg 0: block 234: padding at end of block bitmap is not set [ 24.342764][ T356] ------------[ cut here ]------------ [ 24.348236][ T356] kernel BUG at fs/ext4/inode.c:2747! [ 24.353863][ T356] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 24.359929][ T356] CPU: 1 PID: 356 Comm: kworker/u4:4 Not tainted syzkaller #0 [ 24.367360][ T356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 24.377388][ T356] Workqueue: writeback wb_workfn (flush-7:2) [ 24.383364][ T356] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 24.389063][ T356] Code: 00 00 00 e8 9d 77 8f ff 84 db 75 2c e8 04 75 8f ff 49 bc 00 00 00 00 00 fc ff df 48 8b 5c 24 20 e9 d6 f7 ff ff e8 eb 74 8f ff <0f> 0b e8 e4 74 8f ff e8 bb 2c 27 ff eb a2 e8 d8 74 8f ff e8 af 2c [ 24.408647][ T356] RSP: 0018:ffffc90000b87100 EFLAGS: 00010293 [ 24.414693][ T356] RAX: ffffffff81d94a05 RBX: 0000008410000000 RCX: ffff88810d1493c0 [ 24.422641][ T356] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 24.430588][ T356] RBP: ffffc90000b87470 R08: dffffc0000000000 R09: ffffed102232fdec [ 24.438534][ T356] R10: ffffed102232fdec R11: 1ffff1102232fdeb R12: dffffc0000000000 [ 24.446479][ T356] R13: 0000000000000001 R14: 0000008000000000 R15: ffff88811197f1f0 [ 24.454426][ T356] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 24.463328][ T356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.469886][ T356] CR2: 0000000000000002 CR3: 000000010d308000 CR4: 00000000003506a0 [ 24.477831][ T356] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.485779][ T356] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.493727][ T356] Call Trace: [ 24.496982][ T356] [ 24.499888][ T356] ? __kasan_check_write+0x14/0x20 [ 24.504978][ T356] ? pagecache_get_page+0xcb6/0xda0 [ 24.510153][ T356] ? __kasan_check_read+0x11/0x20 [ 24.515149][ T356] ? mark_page_accessed+0x3b6/0x8d0 [ 24.520321][ T356] ? __activate_page+0xd40/0xd40 [ 24.525228][ T356] ? ext4_readpage+0x220/0x220 [ 24.529964][ T356] ? memcpy+0x56/0x70 [ 24.533919][ T356] ? copy_page_from_iter_atomic+0x784/0x1350 [ 24.539870][ T356] ? __kasan_check_write+0x14/0x20 [ 24.544952][ T356] ? ext4_readpage+0x220/0x220 [ 24.549691][ T356] do_writepages+0x48a/0x6c0 [ 24.554262][ T356] ? update_curr+0x2f3/0x5b0 [ 24.558824][ T356] ? __writepage+0x130/0x130 [ 24.563386][ T356] ? enqueue_task_fair+0xaa7/0x2120 [ 24.568560][ T356] ? __kasan_check_write+0x14/0x20 [ 24.573646][ T356] ? _raw_spin_lock+0x8e/0xe0 [ 24.578296][ T356] __writeback_single_inode+0xd5/0x9c0 [ 24.583735][ T356] ? wbc_attach_and_unlock_inode+0x194/0x5f0 [ 24.589798][ T356] writeback_sb_inodes+0x9c0/0x1590 [ 24.594988][ T356] ? queue_io+0x4c0/0x4c0 [ 24.599304][ T356] ? __kasan_check_read+0x11/0x20 [ 24.604318][ T356] ? queue_io+0x382/0x4c0 [ 24.608624][ T356] wb_writeback+0x3f1/0x980 [ 24.613109][ T356] ? inode_cgwb_move_to_attached+0x3e0/0x3e0 [ 24.619082][ T356] ? irqentry_exit_cond_resched+0x29/0x30 [ 24.624778][ T356] ? irqentry_exit+0x37/0x40 [ 24.629346][ T356] ? sysvec_reschedule_ipi+0x78/0x80 [ 24.634610][ T356] ? asm_sysvec_reschedule_ipi+0x1b/0x20 [ 24.640220][ T356] ? wb_workfn+0x382/0xe20 [ 24.644614][ T356] wb_workfn+0x38f/0xe20 [ 24.648838][ T356] ? inode_wait_for_writeback+0x200/0x200 [ 24.654532][ T356] ? compat_start_thread+0x20/0x20 [ 24.659620][ T356] ? _raw_spin_unlock+0x4d/0x70 [ 24.664451][ T356] ? finish_task_switch+0x16b/0x780 [ 24.669628][ T356] ? __switch_to_asm+0x3a/0x60 [ 24.674364][ T356] ? __schedule+0xb76/0x14c0 [ 24.678924][ T356] process_one_work+0x6be/0xba0 [ 24.683749][ T356] worker_thread+0xa59/0x1200 [ 24.688396][ T356] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 24.693857][ T356] ? __kthread_parkme+0xac/0x200 [ 24.698768][ T356] kthread+0x411/0x500 [ 24.702811][ T356] ? worker_clr_flags+0x190/0x190 [ 24.707813][ T356] ? kthread_blkcg+0xd0/0xd0 [ 24.712377][ T356] ret_from_fork+0x1f/0x30 [ 24.716766][ T356] [ 24.719755][ T356] Modules linked in: [ 24.726541][ T356] ---[ end trace d7913cec2c65a56e ]--- [ 24.732162][ T356] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 24.737884][ T356] Code: 00 00 00 e8 9d 77 8f ff 84 db 75 2c e8 04 75 8f ff 49 bc 00 00 00 00 00 fc ff df 48 8b 5c 24 20 e9 d6 f7 ff ff e8 eb 74 8f ff <0f> 0b e8 e4 74 8f ff e8 bb 2c 27 ff eb a2 e8 d8 74 8f ff e8 af 2c [ 24.757603][ T356] RSP: 0018:ffffc90000b87100 EFLAGS: 00010293 [ 24.763941][ T356] RAX: ffffffff81d94a05 RBX: 0000008410000000 RCX: ffff88810d1493c0 [ 24.771945][ T356] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 24.779906][ T356] RBP: ffffc90000b87470 R08: dffffc0000000000 R09: ffffed102232fdec [ 24.788010][ T356] R10: ffffed102232fdec R11: 1ffff1102232fdeb R12: dffffc0000000000 [ 24.796155][ T356] R13: 0000000000000001 R14: 0000008000000000 R15: ffff88811197f1f0 [ 24.804184][ T356] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 24.813143][ T356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.819739][ T356] CR2: 0000000000000002 CR3: 000000010d380000 CR4: 00000000003506a0 [ 24.827757][ T356] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.835738][ T356] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.843708][ T356] Kernel panic - not syncing: Fatal exception [ 24.849975][ T356] Kernel Offset: disabled [ 24.854280][ T356] Rebooting in 86400 seconds..