Warning: Permanently added '10.128.0.49' (ED25519) to the list of known hosts. 2026/04/20 03:51:10 parsed 1 programs [ 24.352148][ T28] audit: type=1400 audit(1776657070.783:64): avc: denied { node_bind } for pid=283 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 24.372934][ T28] audit: type=1400 audit(1776657070.793:65): avc: denied { module_request } for pid=283 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 [ 25.152334][ T28] audit: type=1400 audit(1776657071.583:66): 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 [ 25.153318][ T289] cgroup: Unknown subsys name 'net' [ 25.175210][ T28] audit: type=1400 audit(1776657071.593:67): 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 [ 25.202943][ T28] audit: type=1400 audit(1776657071.613:68): 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 [ 25.203149][ T289] cgroup: Unknown subsys name 'devices' [ 25.344563][ T289] cgroup: Unknown subsys name 'hugetlb' [ 25.350233][ T289] cgroup: Unknown subsys name 'rlimit' [ 25.457911][ T28] audit: type=1400 audit(1776657071.893:69): avc: denied { setattr } for pid=289 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 25.481613][ T28] audit: type=1400 audit(1776657071.893:70): 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 Setting up swapspace version 1, size = 127995904 bytes [ 25.490633][ T293] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 25.502318][ T28] audit: type=1400 audit(1776657071.893:71): 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 [ 25.531602][ T28] audit: type=1400 audit(1776657071.893:72): 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 [ 25.552213][ T28] audit: type=1400 audit(1776657071.893:73): 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 [ 25.580923][ T289] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 26.327322][ T295] request_module fs-gadgetfs succeeded, but still no fs? [ 26.727217][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.734396][ T325] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.741689][ T325] device bridge_slave_0 entered promiscuous mode [ 26.748673][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.755751][ T325] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.763331][ T325] device bridge_slave_1 entered promiscuous mode [ 26.801261][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.808334][ T325] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.815641][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.822771][ T325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.841909][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.849550][ T304] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.856845][ T304] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.865704][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.874219][ T304] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.881263][ T304] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.890945][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.899355][ T304] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.906415][ T304] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.917917][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.927183][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.940251][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.952340][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 26.960690][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 26.968394][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 26.976879][ T325] device veth0_vlan entered promiscuous mode [ 26.988938][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 26.998000][ T325] device veth1_macvtap entered promiscuous mode [ 27.006983][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 27.017049][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 27.050361][ T325] syz-executor (325) used greatest stack depth: 20800 bytes left 2026/04/20 03:51:13 executed programs: 0 [ 27.587733][ T358] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.595018][ T358] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.602330][ T358] device bridge_slave_0 entered promiscuous mode [ 27.609548][ T358] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.616946][ T358] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.624717][ T358] device bridge_slave_1 entered promiscuous mode [ 27.665626][ T358] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.672879][ T358] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.680156][ T358] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.687317][ T358] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.708598][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 27.716607][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.724180][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.737914][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 27.746447][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.753625][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.760958][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 27.769434][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.776992][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.788611][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 27.797938][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.811686][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 27.823754][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.831873][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 27.839673][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 27.847507][ T358] device veth0_vlan entered promiscuous mode [ 27.860404][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 27.869599][ T358] device veth1_macvtap entered promiscuous mode [ 27.878737][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 27.888555][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 27.919242][ T364] loop2: detected capacity change from 0 to 2048 [ 27.941179][ T364] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 27.951777][ T363] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1111: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 27.970799][ T358] EXT4-fs (loop2): unmounting filesystem. [ 27.991618][ T372] loop2: detected capacity change from 0 to 2048 [ 28.010510][ T372] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 28.020956][ T371] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1111: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 28.036410][ T372] ------------[ cut here ]------------ [ 28.042091][ T372] kernel BUG at fs/ext4/ext4_jbd2.c:53! [ 28.049002][ T372] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 28.055110][ T372] CPU: 0 PID: 372 Comm: syz.2.18 Not tainted syzkaller #0 [ 28.062213][ T372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 28.072491][ T372] RIP: 0010:__ext4_journal_stop+0x192/0x1a0 [ 28.078537][ T372] Code: c3 e8 c2 90 8c ff e9 f7 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 14 ff ff ff e8 e8 ec d1 ff e9 0a ff ff ff e8 9e 90 8c ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 [ 28.098321][ T372] RSP: 0018:ffffc900009e7718 EFLAGS: 00010293 [ 28.104487][ T372] RAX: ffffffff81e4de62 RBX: 0000000000000000 RCX: ffff888114c48000 [ 28.112625][ T372] RDX: 0000000000000000 RSI: 000000000000033e RDI: ffffffff8664071e [ 28.120599][ T372] RBP: ffffc900009e7750 R08: ffff88812415710b R09: 1ffff1102482ae21 [ 28.128585][ T372] R10: dffffc0000000000 R11: ffffed102482ae22 R12: 1ffff11024822f3a [ 28.136639][ T372] R13: ffff8881241179d0 R14: 000000000000033e R15: ffffffff8664071e [ 28.144604][ T372] FS: 00007fa06daff6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 28.153526][ T372] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.160100][ T372] CR2: 00007fa06daddff8 CR3: 0000000113b22000 CR4: 00000000003506b0 [ 28.168147][ T372] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 28.176135][ T372] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 28.184219][ T372] Call Trace: [ 28.187582][ T372] [ 28.190520][ T372] ext4_write_inline_data_end+0x7a8/0xa90 [ 28.196236][ T372] ? __cfi_ext4_write_inline_data_end+0x10/0x10 [ 28.202574][ T372] ? __cfi_copy_page_from_iter_atomic+0x10/0x10 [ 28.208837][ T372] ext4_da_write_end+0x1ce/0x8c0 [ 28.213907][ T372] generic_perform_write+0x3e5/0x740 [ 28.219184][ T372] ? __kasan_check_write+0x14/0x20 [ 28.224286][ T372] ? __cfi_generic_perform_write+0x10/0x10 [ 28.230111][ T372] ? file_modified+0x20/0x20 [ 28.234729][ T372] ext4_buffered_write_iter+0x367/0x630 [ 28.240374][ T372] ? schedule+0xd4/0x170 [ 28.244637][ T372] ext4_file_write_iter+0x191/0x1500 [ 28.250159][ T372] ? wake_up_q+0x105/0x1b0 [ 28.254577][ T372] ? __cfi_futex_wait+0x10/0x10 [ 28.259525][ T372] ? avc_policy_seqno+0x1b/0x70 [ 28.264379][ T372] ? __cfi_ext4_file_write_iter+0x10/0x10 [ 28.270100][ T372] ? fsnotify_perm+0x67/0x5b0 [ 28.274883][ T372] ? security_file_permission+0x8a/0xb0 [ 28.280424][ T372] vfs_write+0x603/0xce0 [ 28.284696][ T372] ? __cfi_vfs_write+0x10/0x10 [ 28.289451][ T372] ? __cfi_mutex_lock+0x10/0x10 [ 28.294322][ T372] ? __fdget_pos+0x2cd/0x380 [ 28.299010][ T372] ? ksys_write+0x71/0x250 [ 28.303430][ T372] ksys_write+0x149/0x250 [ 28.307881][ T372] ? __cfi_ksys_write+0x10/0x10 [ 28.312918][ T372] ? fpregs_restore_userregs+0x128/0x260 [ 28.318788][ T372] __x64_sys_write+0x7b/0x90 [ 28.323379][ T372] x64_sys_call+0x27b/0x9a0 [ 28.328004][ T372] do_syscall_64+0x4c/0xa0 [ 28.332490][ T372] ? clear_bhb_loop+0x30/0x80 [ 28.337234][ T372] ? clear_bhb_loop+0x30/0x80 [ 28.341925][ T372] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 28.347826][ T372] RIP: 0033:0x7fa06cb9c819 [ 28.352241][ T372] 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 [ 28.371938][ T372] RSP: 002b:00007fa06daff028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 28.380366][ T372] RAX: ffffffffffffffda RBX: 00007fa06ce15fa0 RCX: 00007fa06cb9c819 [ 28.388346][ T372] RDX: 0000000000000004 RSI: 0000200000000140 RDI: 0000000000000004 [ 28.396398][ T372] RBP: 00007fa06cc32c91 R08: 0000000000000000 R09: 0000000000000000 [ 28.404456][ T372] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 28.412426][ T372] R13: 00007fa06ce16038 R14: 00007fa06ce15fa0 R15: 00007fffe8f473c8 [ 28.420502][ T372] [ 28.423515][ T372] Modules linked in: [ 28.428576][ T372] ---[ end trace 0000000000000000 ]--- [ 28.434377][ T372] RIP: 0010:__ext4_journal_stop+0x192/0x1a0 [ 28.440328][ T372] Code: c3 e8 c2 90 8c ff e9 f7 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 14 ff ff ff e8 e8 ec d1 ff e9 0a ff ff ff e8 9e 90 8c ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 [ 28.460321][ T372] RSP: 0018:ffffc900009e7718 EFLAGS: 00010293 [ 28.466700][ T372] RAX: ffffffff81e4de62 RBX: 0000000000000000 RCX: ffff888114c48000 [ 28.474894][ T372] RDX: 0000000000000000 RSI: 000000000000033e RDI: ffffffff8664071e [ 28.482961][ T372] RBP: ffffc900009e7750 R08: ffff88812415710b R09: 1ffff1102482ae21 [ 28.491582][ T372] R10: dffffc0000000000 R11: ffffed102482ae22 R12: 1ffff11024822f3a [ 28.499998][ T372] R13: ffff8881241179d0 R14: 000000000000033e R15: ffffffff8664071e [ 28.508301][ T372] FS: 00007fa06daff6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 28.517440][ T372] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.524116][ T372] CR2: 00007fa06cbe9f00 CR3: 0000000113b22000 CR4: 00000000003506b0 [ 28.532198][ T372] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 28.540573][ T372] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 28.548618][ T372] Kernel panic - not syncing: Fatal exception [ 28.554842][ T372] Kernel Offset: disabled [ 28.559205][ T372] Rebooting in 86400 seconds..