syzkaller syzkaller login: [ 14.168369][ T24] kauditd_printk_skb: 26 callbacks suppressed [ 14.168381][ T24] audit: type=1400 audit(1793551814.120:59): avc: denied { transition } for pid=217 comm="sshd-session" path="/bin/sh" dev="sda1" ino=90 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 14.177627][ T24] audit: type=1400 audit(1793551814.120:60): avc: denied { noatsecure } for pid=217 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 14.184318][ T24] audit: type=1400 audit(1793551814.120:61): avc: denied { write } for pid=217 comm="sh" path="pipe:[14002]" dev="pipefs" ino=14002 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 14.201975][ T24] audit: type=1400 audit(1793551814.120:62): avc: denied { rlimitinh } for pid=217 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 14.221063][ T24] audit: type=1400 audit(1793551814.120:63): avc: denied { siginh } for pid=217 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.0.17' (ED25519) to the list of known hosts. 2026/11/01 16:50:22 parsed 1 programs 2026/11/01 16:50:22 serving rpc on tcp://33943 [ 22.724085][ T24] audit: type=1400 audit(1793551822.680:64): avc: denied { node_bind } for pid=287 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 22.745170][ T24] audit: type=1400 audit(1793551822.680:65): avc: denied { create } for pid=287 comm="syz-execprog" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 22.764994][ T24] audit: type=1400 audit(1793551822.680:66): avc: denied { module_request } for pid=287 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 [ 23.379699][ T24] audit: type=1400 audit(1793551823.330:67): avc: denied { mounton } for pid=293 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 23.380606][ T293] cgroup: Unknown subsys name 'net' [ 23.402451][ T24] audit: type=1400 audit(1793551823.330:68): avc: denied { mount } for pid=293 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 [ 23.429802][ T24] audit: type=1400 audit(1793551823.370:69): avc: denied { unmount } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 23.429940][ T293] cgroup: Unknown subsys name 'devices' [ 23.544593][ T293] cgroup: Unknown subsys name 'hugetlb' [ 23.550351][ T293] cgroup: Unknown subsys name 'rlimit' [ 23.661705][ T24] audit: type=1400 audit(1793551823.610:70): avc: denied { setattr } for pid=293 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=253 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 23.685062][ T24] audit: type=1400 audit(1793551823.610:71): avc: denied { create } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 23.705455][ T24] audit: type=1400 audit(1793551823.610:72): avc: denied { write } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 23.710909][ T297] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 23.725707][ T24] audit: type=1400 audit(1793551823.610:73): avc: denied { read } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 23.765746][ T293] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 24.187011][ T299] request_module fs-gadgetfs succeeded, but still no fs? [ 24.198487][ T299] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 24.635917][ T341] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.643139][ T341] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.650868][ T341] device bridge_slave_0 entered promiscuous mode [ 24.658310][ T341] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.665373][ T341] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.672601][ T341] device bridge_slave_1 entered promiscuous mode [ 24.705044][ T341] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.712155][ T341] bridge0: port 2(bridge_slave_1) entered forwarding state [ 24.719457][ T341] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.726488][ T341] bridge0: port 1(bridge_slave_0) entered forwarding state [ 24.742508][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 24.750131][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.757332][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.767176][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 24.775613][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.782724][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 24.800464][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 24.808723][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.815752][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 24.823131][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 24.831148][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 24.842254][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 24.852478][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 24.860548][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 24.868363][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 24.876804][ T341] device veth0_vlan entered promiscuous mode [ 24.886874][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 24.895570][ T341] device veth1_macvtap entered promiscuous mode [ 24.904367][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 24.914730][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/11/01 16:50:25 executed programs: 0 [ 25.206451][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.213928][ T362] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.221841][ T362] device bridge_slave_0 entered promiscuous mode [ 25.228873][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.235934][ T362] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.243589][ T362] device bridge_slave_1 entered promiscuous mode [ 25.281301][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.288425][ T362] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.295680][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.302713][ T362] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.323466][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 25.330926][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.338456][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.347178][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 25.355373][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.362376][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.370675][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 25.378799][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.385824][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.403230][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 25.412053][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 25.428298][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 25.438729][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 25.446967][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 25.454512][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 25.462477][ T362] device veth0_vlan entered promiscuous mode [ 25.476034][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 25.484937][ T362] device veth1_macvtap entered promiscuous mode [ 25.493809][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 25.503160][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 25.545519][ T49] blk_update_request: I/O error, dev sda, sector 273910 op 0x1:(WRITE) flags 0x4000 phys_seg 8 prio class 0 [ 25.557421][ T49] blk_update_request: I/O error, dev sda, sector 274416 op 0x1:(WRITE) flags 0x4000 phys_seg 9 prio class 0 [ 25.569159][ T49] blk_update_request: I/O error, dev sda, sector 274928 op 0x1:(WRITE) flags 0x4000 phys_seg 9 prio class 0 [ 25.580735][ T49] blk_update_request: I/O error, dev sda, sector 275440 op 0x1:(WRITE) flags 0x4000 phys_seg 8 prio class 0 [ 25.592259][ T49] blk_update_request: I/O error, dev sda, sector 275952 op 0x1:(WRITE) flags 0x4000 phys_seg 9 prio class 0 [ 25.603938][ T49] blk_update_request: I/O error, dev sda, sector 276464 op 0x1:(WRITE) flags 0x4000 phys_seg 9 prio class 0 [ 25.615676][ T49] blk_update_request: I/O error, dev sda, sector 276976 op 0x1:(WRITE) flags 0x4000 phys_seg 5 prio class 0 [ 25.627202][ T49] blk_update_request: I/O error, dev sda, sector 277488 op 0x1:(WRITE) flags 0x4000 phys_seg 7 prio class 0 [ 25.638714][ T49] blk_update_request: I/O error, dev sda, sector 278000 op 0x1:(WRITE) flags 0x4000 phys_seg 9 prio class 0 [ 25.650363][ T49] blk_update_request: I/O error, dev sda, sector 278512 op 0x1:(WRITE) flags 0x4000 phys_seg 19 prio class 0 [ 25.665289][ T49] EXT4-fs warning (device sda1): ext4_end_bio:351: I/O error 10 writing to inode 2021 starting block 35184) [ 25.681985][ T49] EXT4-fs warning (device sda1): ext4_end_bio:351: I/O error 10 writing to inode 2021 starting block 35878) [ 25.694148][ T9] Buffer I/O error on device sda1, logical block 35146 [ 25.696455][ T49] EXT4-fs warning (device sda1): ext4_end_bio:351: I/O error 10 writing to inode 2021 starting block 37638) [ 25.701000][ T9] Buffer I/O error on device sda1, logical block 35147 [ 25.701014][ T9] Buffer I/O error on device sda1, logical block 35148 [ 25.719443][ T49] EXT4-fs warning (device sda1): ext4_end_bio:351: I/O error 10 writing to inode 2021 starting block 37926) [ 25.726157][ T9] Buffer I/O error on device sda1, logical block 35149 [ 25.726166][ T9] Buffer I/O error on device sda1, logical block 35150 [ 25.726175][ T9] Buffer I/O error on device sda1, logical block 35151 [ 25.726183][ T9] Buffer I/O error on device sda1, logical block 35152 [ 25.726192][ T9] Buffer I/O error on device sda1, logical block 35153 [ 25.726200][ T9] Buffer I/O error on device sda1, logical block 35154 [ 25.726209][ T9] Buffer I/O error on device sda1, logical block 35155 [ 25.792836][ T49] EXT4-fs warning (device sda1): ext4_end_bio:351: I/O error 10 writing to inode 2021 starting block 39212) [ 25.805345][ T49] EXT4-fs warning (device sda1): ext4_end_bio:351: I/O error 10 writing to inode 2022 starting block 40363) [ 25.817820][ T49] EXT4-fs warning (device sda1): ext4_end_bio:351: I/O error 10 writing to inode 2023 starting block 40364) [ 25.829334][ T49] EXT4-fs warning (device sda1): ext4_end_bio:351: I/O error 10 writing to inode 2028 starting block 40487) [ 25.840844][ T49] EXT4-fs warning (device sda1): ext4_end_bio:351: I/O error 10 writing to inode 2029 starting block 40999) [ 25.852335][ T49] EXT4-fs warning (device sda1): ext4_end_bio:351: I/O error 10 writing to inode 2029 starting block 41062) [ 25.864949][ T366] Buffer I/O error on dev sda1, logical block 132, lost async page write [ 25.865532][ T58] Buffer I/O error on dev sda1, logical block 131170, lost sync page write [ 25.873422][ T366] Buffer I/O error on dev sda1, logical block 138, lost async page write [ 25.873445][ T366] Buffer I/O error on dev sda1, logical block 145, lost async page write [ 25.873466][ T366] Buffer I/O error on dev sda1, logical block 150, lost async page write [ 25.873487][ T366] Buffer I/O error on dev sda1, logical block 157, lost async page write [ 25.873505][ T366] Buffer I/O error on dev sda1, logical block 158, lost async page write [ 25.873524][ T366] Buffer I/O error on dev sda1, logical block 159, lost async page write [ 25.873545][ T366] Buffer I/O error on dev sda1, logical block 226, lost async page write [ 25.873566][ T366] Buffer I/O error on dev sda1, logical block 243, lost async page write [ 25.950024][ T58] Aborting journal on device sda1-8. [ 25.955515][ T58] JBD2: Error -5 detected when updating journal superblock for sda1-8. [ 25.978448][ T366] JBD2: Error while async write back metadata bh 132. [ 25.978600][ T366] JBD2: Error while async write back metadata bh 138. [ 25.985522][ T366] JBD2: Error while async write back metadata bh 145. [ 25.992394][ T366] JBD2: Error while async write back metadata bh 150. [ 25.999349][ T366] JBD2: Error while async write back metadata bh 157. [ 26.006339][ T366] JBD2: Error while async write back metadata bh 158. [ 26.013153][ T366] JBD2: Error while async write back metadata bh 159. [ 26.021727][ T366] JBD2: Error while async write back metadata bh 226. [ 26.028902][ T366] JBD2: Error while async write back metadata bh 243. [ 26.036639][ T366] JBD2: Error while async write back metadata bh 261. [ 26.043676][ T366] JBD2: Error while async write back metadata bh 270. [ 26.050749][ T366] JBD2: Error while async write back metadata bh 657. [ 26.057572][ T366] JBD2: Error while async write back metadata bh 4241. [ 26.064505][ T366] JBD2: Error while async write back metadata bh 5747. [ 26.071374][ T366] JBD2: Error while async write back metadata bh 5748. [ 26.078382][ T366] JBD2: Error while async write back metadata bh 5749. [ 26.085274][ T366] JBD2: Error while async write back metadata bh 5750. [ 26.092162][ T366] JBD2: Error while async write back metadata bh 5751. [ 26.100226][ T366] JBD2: Error while async write back metadata bh 33717. [ 26.111620][ T366] sd 0:0:1:0: [sda] Synchronizing SCSI cache [ 26.197608][ T366] EXT4-fs error (device sda1): ext4_journal_check_start:83: Detected aborted journal [ 26.207191][ T366] EXT4-fs (sda1): Remounting filesystem read-only [ 26.213709][ T366] ------------[ cut here ]------------ [ 26.219156][ T366] bdi-(unknown) not registered [ 26.223985][ T366] WARNING: CPU: 1 PID: 366 at fs/fs-writeback.c:2337 __mark_inode_dirty+0x650/0x960 [ 26.233441][ T366] Modules linked in: [ 26.237328][ T366] CPU: 1 PID: 366 Comm: syz.2.17 Not tainted syzkaller #0 [ 26.244447][ T366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 26.254594][ T366] RIP: 0010:__mark_inode_dirty+0x650/0x960 [ 26.260382][ T366] Code: fc ff df 41 80 7c 05 00 00 74 08 4c 89 ff e8 27 ec ec ff 49 8b 3f e8 8f a5 de ff 48 c7 c7 e0 69 29 85 48 89 c6 e8 b0 e1 c7 02 <0f> 0b e9 2f fe ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c 8e fc ff [ 26.280124][ T366] RSP: 0000:ffffc900021277a0 EFLAGS: 00010246 [ 26.286341][ T366] RAX: 84626061e444af00 RBX: 1ffff11023646cd3 RCX: ffff88810dc8bc00 [ 26.294343][ T366] RDX: 0000000000000000 RSI: 0000000080000001 RDI: 0000000000000000 [ 26.302296][ T366] RBP: ffffc900021277e8 R08: ffffc90002127127 R09: fffff52000424e58 [ 26.310278][ T366] R10: dffffc0000000000 R11: fffff52000424e25 R12: ffff88810aabe068 [ 26.318258][ T366] R13: 1ffff11021557c0c R14: 0000000000000000 R15: ffff88810aabe060 [ 26.326246][ T366] FS: 0000555588cdd500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 26.335192][ T366] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.341754][ T366] CR2: 0000001b33563fdf CR3: 000000010eebb000 CR4: 00000000003506a0 [ 26.349738][ T366] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 26.357723][ T366] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 26.365706][ T366] Call Trace: [ 26.369000][ T366] generic_update_time+0x20f/0x230 [ 26.374130][ T366] file_update_time+0x3c0/0x440 [ 26.378978][ T366] ? file_remove_privs+0x590/0x590 [ 26.384103][ T366] ext4_page_mkwrite+0x254/0x12f0 [ 26.389127][ T366] ? ____kasan_slab_free+0x125/0x160 [ 26.394422][ T366] ? kernfs_fop_write_iter+0x3ab/0x400 [ 26.399878][ T366] ? __x64_sys_write+0x7b/0x90 [ 26.404646][ T366] ? do_syscall_64+0x31/0x40 [ 26.409252][ T366] ? ext4_change_inode_journal_flag+0x5e0/0x5e0 [ 26.415658][ T366] wp_page_shared+0x45f/0x740 [ 26.420319][ T366] do_wp_page+0xb68/0xd00 [ 26.424757][ T366] handle_pte_fault+0xbc3/0x3910 [ 26.429692][ T366] handle_mm_fault+0xf86/0x1720 [ 26.434565][ T366] ? fsnotify_set_children_dentry_flags+0x210/0x210 [ 26.441152][ T366] ? can_reuse_spf_vma+0xe0/0xe0 [ 26.446095][ T366] ? vfs_write+0xae4/0xd70 [ 26.450504][ T366] ? __kasan_check_write+0x14/0x20 [ 26.455639][ T366] ? down_read_trylock+0x106/0x160 [ 26.460749][ T366] ? __init_rwsem+0x1c0/0x1c0 [ 26.465436][ T366] ? find_vma+0x30/0x150 [ 26.469673][ T366] do_user_addr_fault+0x576/0xe20 [ 26.474701][ T366] ? do_kern_addr_fault+0x80/0x80 [ 26.479725][ T366] ? debug_smp_processor_id+0x17/0x20 [ 26.485108][ T366] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 26.491255][ T366] exc_page_fault+0x5a/0xc0 [ 26.495851][ T366] ? asm_exc_page_fault+0x8/0x30 [ 26.500774][ T366] asm_exc_page_fault+0x1e/0x30 [ 26.505675][ T366] RIP: 0033:0x7fdba4174c71 [ 26.510088][ T366] Code: 00 48 89 ef e8 30 4f ff ff 48 8b 05 09 db ee 00 83 05 f2 da ee 00 01 be 08 00 00 00 48 89 ef 48 8d 50 ff 48 89 15 ef da ee 00 <44> 88 78 ff 44 8b 3d d4 da ee 00 e8 ff 4e ff ff 48 8b 05 e0 da ee [ 26.529705][ T366] RSP: 002b:00007ffda49a55d0 EFLAGS: 00010206 [ 26.535822][ T366] RAX: 0000001b33563fe0 RBX: 0000000000000000 RCX: 0000000000000000 [ 26.543813][ T366] RDX: 0000001b33563fdf RSI: 0000000000000008 RDI: 00007fdba5062720 [ 26.551780][ T366] RBP: 00007fdba5062720 R08: 0000000000000000 R09: 00007fdba4533038 [ 26.559762][ T366] R10: 0000000000000003 R11: 0000000000000000 R12: 0000000000000000 [ 26.567756][ T366] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 26.575793][ T366] ---[ end trace e0d3b753525f106e ]--- [ 26.582746][ T293] ------------[ cut here ]------------ [ 26.588453][ T293] bdi-(unknown) not registered [ 26.593311][ T293] WARNING: CPU: 0 PID: 293 at fs/fs-writeback.c:2337 __mark_inode_dirty+0x650/0x960 [ 26.602657][ T293] Modules linked in: [ 26.606572][ T293] CPU: 0 PID: 293 Comm: syz-executor Tainted: G W syzkaller #0 [ 26.615457][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 26.625708][ T293] RIP: 0010:__mark_inode_dirty+0x650/0x960 [ 26.631509][ T293] Code: fc ff df 41 80 7c 05 00 00 74 08 4c 89 ff e8 27 ec ec ff 49 8b 3f e8 8f a5 de ff 48 c7 c7 e0 69 29 85 48 89 c6 e8 b0 e1 c7 02 <0f> 0b e9 2f fe ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c 8e fc ff [ 26.651116][ T293] RSP: 0000:ffffc90000b877d8 EFLAGS: 00010246 [ 26.657290][ T293] RAX: 4ba275acebc93800 RBX: 1ffff11023646103 RCX: ffff8881063abc00 [ 26.665321][ T293] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 26.673300][ T293] RBP: ffffc90000b87820 R08: ffffc90000b87167 R09: fffff52000170e60 [ 26.681268][ T293] R10: dffffc0000000000 R11: fffff52000170e2d R12: ffff88810aabe068 [ 26.689257][ T293] R13: 1ffff11021557c0c R14: 0000000000000000 R15: ffff88810aabe060 [ 26.697253][ T293] FS: 00005555587a5500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 26.706181][ T293] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.712791][ T293] CR2: 00007f1986b23000 CR3: 0000000107ffa000 CR4: 00000000003506b0 [ 26.720799][ T293] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 26.728795][ T293] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 26.736796][ T293] Call Trace: [ 26.740098][ T293] mark_buffer_dirty+0x21b/0x330 [ 26.745044][ T293] __block_commit_write+0x1ab/0x240 [ 26.750244][ T293] block_page_mkwrite+0x239/0x270 [ 26.755274][ T293] ? ext4_da_release_space+0x420/0x420 [ 26.760731][ T293] ext4_page_mkwrite+0xb02/0x12f0 [ 26.765759][ T293] ? ext4_change_inode_journal_flag+0x5e0/0x5e0 [ 26.771999][ T293] wp_page_shared+0x45f/0x740 [ 26.776702][ T293] do_wp_page+0xb68/0xd00 [ 26.781029][ T293] handle_pte_fault+0xbc3/0x3910 [ 26.785973][ T293] handle_mm_fault+0xf86/0x1720 [ 26.790839][ T293] ? fsnotify_clear_child_dentry_flag+0xe0/0xe0 [ 26.797086][ T293] ? can_reuse_spf_vma+0xe0/0xe0 [ 26.802022][ T293] ? vfs_write+0xaeb/0xd70 [ 26.806449][ T293] ? __kasan_check_write+0x14/0x20 [ 26.811562][ T293] ? down_read_trylock+0x106/0x160 [ 26.816719][ T293] ? __init_rwsem+0x1c0/0x1c0 [ 26.821390][ T293] ? vmacache_update+0xb7/0x120 [ 26.826256][ T293] ? find_vma+0x13b/0x150 [ 26.830591][ T293] do_user_addr_fault+0x576/0xe20 [ 26.835628][ T293] ? do_kern_addr_fault+0x80/0x80 [ 26.840657][ T293] ? debug_smp_processor_id+0x17/0x20 [ 26.846051][ T293] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 26.852117][ T293] exc_page_fault+0x5a/0xc0 [ 26.856641][ T293] ? asm_exc_page_fault+0x8/0x30 [ 26.861579][ T293] asm_exc_page_fault+0x1e/0x30 [ 26.866449][ T293] RIP: 0033:0x7f1987091496 [ 26.870867][ T293] Code: 81 fa 80 00 00 00 76 ad c5 fe 6f 56 40 c5 fe 6f 5e 60 c5 fe 6f 64 16 e0 c5 fe 6f 6c 16 c0 c5 fe 6f 74 16 a0 c5 fe 6f 7c 16 80 fe 7f 07 c5 fe 7f 4f 20 c5 fe 7f 57 40 c5 fe 7f 5f 60 c5 fe 7f [ 26.890497][ T293] RSP: 002b:00007ffc2e622748 EFLAGS: 00010202 [ 26.896610][ T293] RAX: 00007f1986b23000 RBX: 00005555587ba110 RCX: fffffffffffffbf0 [ 26.904611][ T293] RDX: 00000000000000c9 RSI: 00005555587b99c0 RDI: 00007f1986b23000 [ 26.912592][ T293] RBP: 00007ffc2e622760 R08: 00007f198731ce20 R09: 0000000000000000 [ 26.920586][ T293] R10: 0000000000000000 R11: 0000000000000202 R12: 00005555587bce50 [ 26.928578][ T293] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 [ 26.936563][ T293] ---[ end trace e0d3b753525f106f ]--- [ 27.344782][ T7] device bridge_slave_1 left promiscuous mode [ 27.351141][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.358706][ T7] device bridge_slave_0 left promiscuous mode [ 27.364911][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.372500][ T7] device veth1_macvtap left promiscuous mode [ 27.378658][ T7] device veth0_vlan left promiscuous mode [ 29.201768][ T95] EXT4-fs error (device sda1): __ext4_find_entry:1657: inode #259: comm udevd: reading directory lblock 0 [ 29.213189][ T95] EXT4-fs error (device sda1): __ext4_find_entry:1657: inode #264: comm udevd: reading directory lblock 0 [ 29.224744][ T95] EXT4-fs error (device sda1): __ext4_find_entry:1657: inode #264: comm udevd: reading directory lblock 0 [ 29.236071][ T95] EXT4-fs error (device sda1): __ext4_find_entry:1657: inode #264: comm udevd: reading directory lblock 0 [ 29.247557][ T95] EXT4-fs error (device sda1): __ext4_find_entry:1657: inode #1642: comm udevd: reading directory lblock 0 [ 29.259052][ T95] EXT4-fs error (device sda1): __ext4_find_entry:1657: inode #1480: comm udevd: reading directory lblock 0 2026/11/01 16:50:30 executed programs: 196 2026/11/01 16:50:35 executed programs: 496 SYZFAIL: posix_spawnp failed (errno 5: Input/output error) [ 36.911720][ T1004] EXT4-fs error (device sda1): ext4_get_inode_loc:4587: inode #2022: block 271: comm syz-executor: unable to read itable block [ 36.928318][ T293] EXT4-fs error (device sda1): ext4_wait_block_bitmap:572: comm syz-executor: Cannot read block bitmap - block_group = 1, block_bitmap = 130 [ 36.942696][ T293] EXT4-fs error (device sda1): ext4_discard_preallocations:4605: comm syz-executor: Error -5 reading block bitmap for 1 connection error: failed to recv *flatrpc.ExecutorMessageRawT: read tcp 127.0.0.1:33943->127.0.0.1:39274: read: connection reset by peer [ 36.955264][ T293] EXT4-fs error (device sda1): ext4_wait_block_bitmap:572: comm syz-executor: Cannot read block bitmap - block_group = 1, block_bitmap = 130 [ 36.969649][ T293] EXT4-fs error (device sda1): ext4_discard_preallocations:4605: comm syz-executor: Error -5 reading block bitmap for 1 [ 36.982733][ T293] EXT4-fs error (device sda1): ext4_wait_block_bitmap:572: comm syz-executor: Cannot read block bitmap - block_group = 1, block_bitmap = 130 [ 36.997288][ T293] EXT4-fs error (device sda1): ext4_discard_preallocations:4605: comm syz-executor: Error -5 reading block bitmap for 1 [ 37.023713][ T1] EXT4-fs error (device sda1): __ext4_find_entry:1657: inode #2: comm init: reading directory lblock 0 [ 37.035893][ T1] EXT4-fs error (device sda1): __ext4_find_entry:1657: inode #2: comm init: reading directory lblock 0 [ 37.047340][ T1] EXT4-fs error (device sda1): __ext4_find_entry:1657: inode #2: comm init: reading directory lblock 0 [ 37.653603][ T7] device bridge_slave_1 left promiscuous mode [ 37.659991][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.667369][ T7] device bridge_slave_0 left promiscuous mode [ 37.673504][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.681044][ T7] device veth1_macvtap left promiscuous mode [ 37.687087][ T7] device veth0_vlan left promiscuous mode