Warning: Permanently added '10.128.0.134' (ED25519) to the list of known hosts. 2026/04/06 06:26:48 parsed 1 programs [ 21.120048][ T30] audit: type=1400 audit(1775456808.513:64): 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 [ 21.123871][ T30] audit: type=1400 audit(1775456808.513:65): 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 [ 21.726022][ T30] audit: type=1400 audit(1775456809.123:66): 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 [ 21.727067][ T289] cgroup: Unknown subsys name 'net' [ 21.748691][ T30] audit: type=1400 audit(1775456809.123:67): 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 [ 21.775949][ T30] audit: type=1400 audit(1775456809.153:68): 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 [ 21.776360][ T289] cgroup: Unknown subsys name 'devices' [ 21.914924][ T289] cgroup: Unknown subsys name 'hugetlb' [ 21.920574][ T289] cgroup: Unknown subsys name 'rlimit' [ 22.092773][ T30] audit: type=1400 audit(1775456809.483:69): 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 [ 22.115961][ T30] audit: type=1400 audit(1775456809.493:70): 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 [ 22.136397][ T30] audit: type=1400 audit(1775456809.493:71): 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 [ 22.142143][ T292] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 22.156668][ T30] audit: type=1400 audit(1775456809.493:72): 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 Setting up swapspace version 1, size = 127995904 bytes [ 22.185518][ T30] audit: type=1400 audit(1775456809.493:73): 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 [ 22.214637][ T289] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 22.627788][ T294] request_module fs-gadgetfs succeeded, but still no fs? [ 23.105691][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.112768][ T335] bridge0: port 1(bridge_slave_0) entered disabled state [ 23.120526][ T335] device bridge_slave_0 entered promiscuous mode [ 23.127561][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.134753][ T335] bridge0: port 2(bridge_slave_1) entered disabled state [ 23.142157][ T335] device bridge_slave_1 entered promiscuous mode [ 23.178930][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.186564][ T335] bridge0: port 2(bridge_slave_1) entered forwarding state [ 23.193907][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.200922][ T335] bridge0: port 1(bridge_slave_0) entered forwarding state [ 23.217680][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 23.224928][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 23.232221][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 23.240206][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 23.249371][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 23.257540][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.264607][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 23.273452][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 23.281606][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.289088][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 23.300505][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 23.309837][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 23.322162][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 23.333197][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 23.341161][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 23.348688][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 23.356722][ T335] device veth0_vlan entered promiscuous mode [ 23.366009][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 23.374898][ T335] device veth1_macvtap entered promiscuous mode [ 23.383479][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 23.393170][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 23.422238][ T335] syz-executor (335) used greatest stack depth: 21280 bytes left 2026/04/06 06:26:51 executed programs: 0 [ 23.697990][ T354] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.705151][ T354] bridge0: port 1(bridge_slave_0) entered disabled state [ 23.712436][ T354] device bridge_slave_0 entered promiscuous mode [ 23.719877][ T354] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.726982][ T354] bridge0: port 2(bridge_slave_1) entered disabled state [ 23.734589][ T354] device bridge_slave_1 entered promiscuous mode [ 23.775733][ T354] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.782771][ T354] bridge0: port 2(bridge_slave_1) entered forwarding state [ 23.790100][ T354] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.797245][ T354] bridge0: port 1(bridge_slave_0) entered forwarding state [ 23.816681][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 23.824336][ T45] bridge0: port 1(bridge_slave_0) entered disabled state [ 23.831480][ T45] bridge0: port 2(bridge_slave_1) entered disabled state [ 23.840541][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 23.848742][ T45] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.855780][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state [ 23.869852][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 23.878646][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.885680][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 23.896922][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 23.905944][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 23.924823][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 23.935719][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 23.944009][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 23.951392][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 23.960057][ T354] device veth0_vlan entered promiscuous mode [ 23.972590][ T354] device veth1_macvtap entered promiscuous mode [ 23.979753][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 23.998373][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 24.006858][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 24.038459][ T361] loop2: detected capacity change from 0 to 2048 [ 24.054942][ T361] EXT4-fs (loop2): mounted filesystem without journal. Opts: bsdgroups,jqfmt=vfsv1,,errors=continue. Quota mode: none. [ 24.070034][ T360] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1161: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 24.143368][ T367] loop2: detected capacity change from 0 to 2048 [ 24.204254][ T367] EXT4-fs (loop2): mounted filesystem without journal. Opts: bsdgroups,jqfmt=vfsv1,,errors=continue. Quota mode: none. [ 24.219325][ T366] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1161: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 24.234485][ T367] ------------[ cut here ]------------ [ 24.240324][ T367] kernel BUG at fs/ext4/ext4_jbd2.c:53! [ 24.246058][ T367] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 24.252129][ T367] CPU: 0 PID: 367 Comm: syz.2.18 Not tainted syzkaller #0 [ 24.259236][ T367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 24.269303][ T367] RIP: 0010:__ext4_journal_stop+0x192/0x1a0 [ 24.275204][ T367] Code: c3 e8 b2 eb 95 ff e9 f7 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 14 ff ff ff e8 28 1a d5 ff e9 0a ff ff ff e8 8e eb 95 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 55 48 89 e5 41 57 41 56 [ 24.295048][ T367] RSP: 0018:ffffc900048af6d8 EFLAGS: 00010293 [ 24.301100][ T367] RAX: ffffffff81d3db52 RBX: 0000000000000000 RCX: ffff88810d430000 [ 24.309054][ T367] RDX: 0000000000000000 RSI: 000000000000034c RDI: ffffffff85e0e603 [ 24.317025][ T367] RBP: ffffc900048af710 R08: ffff888109286f7b R09: 1ffff11021250def [ 24.324980][ T367] R10: dffffc0000000000 R11: ffffed1021250df0 R12: 1ffff11021a0883e [ 24.332941][ T367] R13: ffff88810d0441f0 R14: 000000000000034c R15: ffffffff85e0e603 [ 24.340926][ T367] FS: 00007f279d4a16c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 24.349842][ T367] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.356409][ T367] CR2: 0000200000000143 CR3: 000000010fe8e000 CR4: 00000000003506b0 [ 24.364362][ T367] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.372332][ T367] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.380287][ T367] Call Trace: [ 24.383559][ T367] [ 24.386483][ T367] ext4_write_inline_data_end+0xa1b/0xdf0 [ 24.392187][ T367] ? ext4_set_page_dirty+0x1a0/0x1a0 [ 24.397471][ T367] ? put_page+0xb0/0xb0 [ 24.401604][ T367] ? futex_wait+0x5b1/0x8f0 [ 24.406087][ T367] ? pipe_zero+0x370/0x370 [ 24.410481][ T367] ext4_da_write_end+0x1d8/0x9e0 [ 24.415399][ T367] generic_perform_write+0x355/0x690 [ 24.420666][ T367] ? file_remove_privs+0x5c0/0x5c0 [ 24.425783][ T367] ? grab_cache_page_write_begin+0xb0/0xb0 [ 24.431571][ T367] ? do_futex+0xde8/0x2800 [ 24.435966][ T367] ? generic_write_checks+0x3d4/0x480 [ 24.441317][ T367] ext4_buffered_write_iter+0x4ed/0x670 [ 24.446842][ T367] ext4_file_write_iter+0x440/0x1540 [ 24.452106][ T367] ? futex_exit_release+0x1d0/0x1d0 [ 24.457293][ T367] ? __get_user_pages+0xf85/0x10c0 [ 24.462404][ T367] ? up_write+0x7b/0x290 [ 24.466626][ T367] ? avc_policy_seqno+0x1b/0x70 [ 24.471454][ T367] ? ext4_file_read_iter+0x510/0x510 [ 24.476721][ T367] ? memset+0x35/0x40 [ 24.480679][ T367] ? iov_iter_init+0xbc/0x180 [ 24.485334][ T367] vfs_write+0x835/0xfd0 [ 24.489557][ T367] ? file_end_write+0x1b0/0x1b0 [ 24.494384][ T367] ? wait_for_completion_killable_timeout+0x10/0x10 [ 24.500958][ T367] ? __fget_files+0x2c4/0x320 [ 24.505622][ T367] ? __fdget_pos+0x2d2/0x380 [ 24.510195][ T367] ? ksys_write+0x71/0x250 [ 24.514595][ T367] ksys_write+0x149/0x250 [ 24.518901][ T367] ? __ia32_sys_read+0x90/0x90 [ 24.523735][ T367] ? __kasan_check_write+0x14/0x20 [ 24.528926][ T367] ? switch_fpu_return+0x15d/0x2c0 [ 24.534047][ T367] __x64_sys_write+0x7b/0x90 [ 24.538625][ T367] x64_sys_call+0x8ef/0x9a0 [ 24.543111][ T367] do_syscall_64+0x4c/0xa0 [ 24.547566][ T367] ? clear_bhb_loop+0x50/0xa0 [ 24.552229][ T367] ? clear_bhb_loop+0x50/0xa0 [ 24.556882][ T367] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 24.562755][ T367] RIP: 0033:0x7f279d63e819 [ 24.567148][ T367] 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 [ 24.586736][ T367] RSP: 002b:00007f279d4a1028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 24.595138][ T367] RAX: ffffffffffffffda RBX: 00007f279d8b7fa0 RCX: 00007f279d63e819 [ 24.603120][ T367] RDX: 0000000000000004 RSI: 0000200000000140 RDI: 0000000000000004 [ 24.611078][ T367] RBP: 00007f279d6d4c91 R08: 0000000000000000 R09: 0000000000000000 [ 24.619031][ T367] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 24.626995][ T367] R13: 00007f279d8b8038 R14: 00007f279d8b7fa0 R15: 00007ffc214237a8 [ 24.634955][ T367] [ 24.637959][ T367] Modules linked in: [ 24.642272][ T367] ---[ end trace 643a47efa50766a8 ]--- [ 24.647777][ T367] RIP: 0010:__ext4_journal_stop+0x192/0x1a0 [ 24.654181][ T367] Code: c3 e8 b2 eb 95 ff e9 f7 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 14 ff ff ff e8 28 1a d5 ff e9 0a ff ff ff e8 8e eb 95 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 55 48 89 e5 41 57 41 56 [ 24.673909][ T367] RSP: 0018:ffffc900048af6d8 EFLAGS: 00010293 [ 24.680004][ T367] RAX: ffffffff81d3db52 RBX: 0000000000000000 RCX: ffff88810d430000 [ 24.688148][ T367] RDX: 0000000000000000 RSI: 000000000000034c RDI: ffffffff85e0e603 [ 24.696281][ T367] RBP: ffffc900048af710 R08: ffff888109286f7b R09: 1ffff11021250def [ 24.704322][ T367] R10: dffffc0000000000 R11: ffffed1021250df0 R12: 1ffff11021a0883e [ 24.712324][ T367] R13: ffff88810d0441f0 R14: 000000000000034c R15: ffffffff85e0e603 [ 24.720523][ T367] FS: 00007f279d4a16c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 24.729526][ T367] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.736343][ T367] CR2: 0000200000000143 CR3: 000000010fe8e000 CR4: 00000000003506b0 [ 24.744541][ T367] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.752530][ T367] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.760558][ T367] Kernel panic - not syncing: Fatal exception [ 24.766727][ T367] Kernel Offset: disabled [ 24.771037][ T367] Rebooting in 86400 seconds..