Warning: Permanently added '10.128.0.187' (ED25519) to the list of known hosts. 2026/01/26 15:17:48 parsed 1 programs [ 46.035619][ T28] audit: type=1400 audit(1769440669.277:106): avc: denied { unlink } for pid=400 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" [ 46.133567][ T400] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 46.768265][ T28] audit: type=1401 audit(1769440670.007:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 47.228505][ T442] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.235731][ T442] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.243288][ T442] device bridge_slave_0 entered promiscuous mode [ 47.251710][ T442] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.259196][ T442] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.266723][ T442] device bridge_slave_1 entered promiscuous mode [ 47.311848][ T442] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.319177][ T442] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.326737][ T442] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.333763][ T442] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.351302][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.359174][ T306] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.366498][ T306] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.376610][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.385298][ T306] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.392805][ T306] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.403975][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.412383][ T306] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.419716][ T306] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.431877][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.441306][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.454455][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.465952][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.474403][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.482119][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.490827][ T442] device veth0_vlan entered promiscuous mode [ 47.500949][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.510250][ T442] device veth1_macvtap entered promiscuous mode [ 47.519743][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.529955][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/01/26 15:17:51 executed programs: 0 [ 47.902318][ T471] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.909420][ T471] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.917272][ T471] device bridge_slave_0 entered promiscuous mode [ 47.924305][ T471] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.931741][ T471] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.939377][ T471] device bridge_slave_1 entered promiscuous mode [ 47.982379][ T471] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.989709][ T471] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.997169][ T471] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.004375][ T471] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.020336][ T306] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.027994][ T306] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.053341][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.060955][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.070063][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.079431][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.087853][ T306] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.095233][ T306] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.107983][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.116481][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.124890][ T306] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.131957][ T306] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.143055][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.151561][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.160808][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.169113][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.185564][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 48.194149][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.204588][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 48.213019][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.229093][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.236612][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.244238][ T471] device veth0_vlan entered promiscuous mode [ 48.253825][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.262124][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.271924][ T471] device veth1_macvtap entered promiscuous mode [ 48.282161][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.290426][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.298930][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.313788][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.322538][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.344818][ T482] loop2: detected capacity change from 0 to 512 [ 48.358294][ T482] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: writeback. [ 48.368059][ T28] audit: type=1400 audit(1769440671.607:108): avc: denied { mount } for pid=481 comm="syz.2.17" name="/" dev="loop2" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 48.368036][ T482] ext4 filesystem being mounted at /0/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 48.393212][ T482] EXT4-fs (loop2): resizing filesystem from 0 to 8 blocks [ 48.407774][ T28] audit: type=1400 audit(1769440671.607:109): avc: denied { write } for pid=481 comm="syz.2.17" name="/" dev="loop2" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 48.408861][ T482] ------------[ cut here ]------------ [ 48.430472][ T28] audit: type=1400 audit(1769440671.607:110): avc: denied { add_name } for pid=481 comm="syz.2.17" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 48.435742][ T482] kernel BUG at fs/ext4/resize.c:550! [ 48.456494][ T28] audit: type=1400 audit(1769440671.607:111): avc: denied { create } for pid=481 comm="syz.2.17" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 48.462303][ T482] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 48.483204][ T28] audit: type=1400 audit(1769440671.607:112): avc: denied { read write open } for pid=481 comm="syz.2.17" path="/0/file0/bus" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 48.488864][ T482] CPU: 0 PID: 482 Comm: syz.2.17 Not tainted syzkaller #0 [ 48.488881][ T482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 48.488889][ T482] RIP: 0010:ext4_flex_group_add+0x4ca7/0x4cb0 [ 48.512469][ T28] audit: type=1400 audit(1769440671.607:113): avc: denied { mounton } for pid=481 comm="syz.2.17" path="/0/file0/bus" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 48.519604][ T482] Code: ff ff e8 bc cd 7d ff 0f 0b e8 b5 cd 7d ff 0f 0b e8 ae cd 7d ff 0f 0b e8 a7 cd 7d ff 0f 0b e8 a0 cd 7d ff 0f 0b e8 99 cd 7d ff <0f> 0b e8 92 cd 7d ff 0f 0b 90 90 90 90 90 90 90 90 90 90 90 b8 7e [ 48.519624][ T482] RSP: 0018:ffffc90000b57420 EFLAGS: 00010293 [ 48.519651][ T482] RAX: ffffffff81f39e77 RBX: ffff88810fbd4400 RCX: ffff88811c048000 [ 48.519662][ T482] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 48.519670][ T482] RBP: ffffc90000b576b0 R08: 0000000000000040 R09: 0000000000000004 [ 48.519680][ T482] R10: dffffc0000000000 R11: fffff5200016ae5c R12: 1ffff11023a62400 [ 48.519691][ T482] R13: ffff88811ccbd000 R14: 0000000000000000 R15: 0000000000000001 [ 48.519700][ T482] FS: 00007f3b73e446c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 48.530783][ T28] audit: type=1400 audit(1769440671.607:114): avc: denied { map } for pid=481 comm="syz.2.17" path="/0/file0/bus" dev="devtmpfs" ino=120 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 48.536415][ T482] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.536429][ T482] CR2: 00007f3b73e23d58 CR3: 000000010b715000 CR4: 00000000003506b0 [ 48.536442][ T482] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.536451][ T482] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.536460][ T482] Call Trace: [ 48.536465][ T482] [ 48.536471][ T482] ? ext4_resize_fs+0x15c8/0x43a0 [ 48.560181][ T28] audit: type=1400 audit(1769440671.627:115): avc: denied { bpf } for pid=481 comm="syz.2.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 48.579142][ T482] ? ext4_ioctl+0x287d/0x3e90 [ 48.579166][ T482] ? __x64_sys_ioctl+0x7b/0x90 [ 48.579185][ T482] ? ext4_group_add+0x1490/0x1490 [ 48.579201][ T482] ? __kasan_kmalloc+0x95/0xb0 [ 48.579216][ T482] ? ext4_bg_num_gdb+0x1d0/0x240 [ 48.747174][ T482] ? ext4_get_group_number+0x173/0x250 [ 48.752640][ T482] ext4_resize_fs+0x34db/0x43a0 [ 48.757566][ T482] ? __cfi_ext4_resize_fs+0x10/0x10 [ 48.762781][ T482] ? __mnt_want_write+0x1e6/0x260 [ 48.768007][ T482] ? mnt_want_write_file+0x269/0x470 [ 48.773539][ T482] ext4_ioctl+0x287d/0x3e90 [ 48.778018][ T482] ? memcpy+0x56/0x70 [ 48.782086][ T482] ? __cfi_ext4_ioctl+0x10/0x10 [ 48.787027][ T482] ? preempt_schedule_common+0xbe/0xf0 [ 48.792652][ T482] ? __cfi_avc_has_extended_perms+0x10/0x10 [ 48.798897][ T482] ? __kasan_check_read+0x11/0x20 [ 48.804164][ T482] ? ttwu_do_wakeup+0xfb/0x490 [ 48.809129][ T482] ? __asan_set_shadow_00+0xe/0x10 [ 48.814255][ T482] ? do_vfs_ioctl+0x1b6c/0x1cd0 [ 48.819266][ T482] ? __ia32_compat_sys_ioctl+0x860/0x860 [ 48.825231][ T482] ? wake_up_q+0x105/0x1b0 [ 48.829834][ T482] ? futex_wake+0x5fa/0x8e0 [ 48.834441][ T482] ? ioctl_has_perm+0x1b8/0x4f0 [ 48.839368][ T482] ? ioctl_has_perm+0x3a6/0x4f0 [ 48.844381][ T482] ? has_cap_mac_admin+0x370/0x370 [ 48.849565][ T482] ? do_futex+0x2bf/0x430 [ 48.853876][ T482] ? selinux_file_ioctl+0x3a0/0x4d0 [ 48.859233][ T482] ? __cfi_do_futex+0x10/0x10 [ 48.864082][ T482] ? __cfi_selinux_file_ioctl+0x10/0x10 [ 48.869608][ T482] ? __sys_bpf+0x57b/0x850 [ 48.874094][ T482] ? __fget_files+0x2d5/0x330 [ 48.879025][ T482] ? security_file_ioctl+0x95/0xc0 [ 48.884209][ T482] ? __cfi_ext4_ioctl+0x10/0x10 [ 48.889223][ T482] __se_sys_ioctl+0x12f/0x1b0 [ 48.894104][ T482] __x64_sys_ioctl+0x7b/0x90 [ 48.898857][ T482] x64_sys_call+0x58b/0x9a0 [ 48.903353][ T482] do_syscall_64+0x4c/0xa0 [ 48.908017][ T482] ? clear_bhb_loop+0x30/0x80 [ 48.913033][ T482] ? clear_bhb_loop+0x30/0x80 [ 48.917951][ T482] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 48.924097][ T482] RIP: 0033:0x7f3b72f9a339 [ 48.928611][ T482] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 48.948928][ T482] RSP: 002b:00007f3b73e44028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.957504][ T482] RAX: ffffffffffffffda RBX: 00007f3b731d5fa0 RCX: 00007f3b72f9a339 [ 48.965723][ T482] RDX: 0000200000000140 RSI: 0000000040086610 RDI: 0000000000000004 [ 48.973849][ T482] RBP: 00007f3b7302dd68 R08: 0000000000000000 R09: 0000000000000000 [ 48.981814][ T482] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 48.989769][ T482] R13: 00007f3b731d6038 R14: 00007f3b731d5fa0 R15: 00007fffdb9e4a48 [ 48.997816][ T482] [ 49.001174][ T482] Modules linked in: [ 49.005692][ T482] ---[ end trace 0000000000000000 ]--- [ 49.011352][ T482] RIP: 0010:ext4_flex_group_add+0x4ca7/0x4cb0 [ 49.018122][ T482] Code: ff ff e8 bc cd 7d ff 0f 0b e8 b5 cd 7d ff 0f 0b e8 ae cd 7d ff 0f 0b e8 a7 cd 7d ff 0f 0b e8 a0 cd 7d ff 0f 0b e8 99 cd 7d ff <0f> 0b e8 92 cd 7d ff 0f 0b 90 90 90 90 90 90 90 90 90 90 90 b8 7e [ 49.045097][ T482] RSP: 0018:ffffc90000b57420 EFLAGS: 00010293 [ 49.051430][ T482] RAX: ffffffff81f39e77 RBX: ffff88810fbd4400 RCX: ffff88811c048000 [ 49.059834][ T482] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 49.067955][ T482] RBP: ffffc90000b576b0 R08: 0000000000000040 R09: 0000000000000004 [ 49.076423][ T482] R10: dffffc0000000000 R11: fffff5200016ae5c R12: 1ffff11023a62400 [ 49.084644][ T482] R13: ffff88811ccbd000 R14: 0000000000000000 R15: 0000000000000001 [ 49.093581][ T482] FS: 00007f3b73e446c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 49.103389][ T482] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.110393][ T482] CR2: 00007f9279c78000 CR3: 000000010b715000 CR4: 00000000003506a0 [ 49.118617][ T482] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.126768][ T482] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.134825][ T482] Kernel panic - not syncing: Fatal exception [ 49.141654][ T482] Kernel Offset: disabled [ 49.145975][ T482] Rebooting in 86400 seconds..