[ 18.574731][ T53] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 18.592458][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 18.600763][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 18.609400][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 19.142022][ T11] device bridge_slave_1 left promiscuous mode [ 19.148496][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 19.156536][ T11] device bridge_slave_0 left promiscuous mode [ 19.171910][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.526486][ T25] kauditd_printk_skb: 64 callbacks suppressed [ 29.526501][ T25] audit: type=1400 audit(1657656268.679:147): avc: denied { read } for pid=148 comm="syslogd" name="log" dev="sda1" ino=1125 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 Warning: Permanently added '10.128.10.19' (ECDSA) to the list of known hosts. 2022/07/12 20:04:35 parsed 1 programs [ 36.327357][ T25] audit: type=1400 audit(1657656275.479:148): avc: denied { mounton } for pid=403 comm="syz-executor" path="/syzcgroup/unified" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=dir permissive=1 [ 36.332496][ T403] cgroup: Unknown subsys name 'net' [ 36.356503][ T403] cgroup: Unknown subsys name 'devices' [ 36.363679][ T403] cgroup: Unknown subsys name 'hugetlb' [ 36.369357][ T403] cgroup: Unknown subsys name 'rlimit' 2022/07/12 20:04:35 executed programs: 0 [ 36.375822][ T25] audit: type=1400 audit(1657656275.529:149): avc: denied { mounton } for pid=403 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 [ 36.400947][ T25] audit: type=1400 audit(1657656275.529:150): avc: denied { mount } for pid=403 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 36.424537][ T25] audit: type=1400 audit(1657656275.529:151): avc: denied { mounton } for pid=407 comm="syz-executor.0" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1 [ 36.448632][ T25] audit: type=1400 audit(1657656275.529:152): avc: denied { module_request } for pid=407 comm="syz-executor.0" kmod="netdev-nr0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 36.473182][ T407] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.480588][ T407] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.488373][ T407] device bridge_slave_0 entered promiscuous mode [ 36.495109][ T407] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.502165][ T407] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.509600][ T407] device bridge_slave_1 entered promiscuous mode [ 36.541324][ T407] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.548408][ T407] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.555721][ T407] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.562762][ T407] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.579704][ T35] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.587117][ T35] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.594688][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 36.602276][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.610832][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.619054][ T379] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.626091][ T379] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.642404][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 36.650720][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 36.658870][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.667092][ T35] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.674185][ T35] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.681580][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 36.689695][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 36.702815][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 36.715441][ T383] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 36.723861][ T383] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 36.735750][ T25] audit: type=1400 audit(1657656275.889:153): avc: denied { mount } for pid=407 comm="syz-executor.0" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 36.768192][ T413] loop0: detected capacity change from 0 to 1054 [ 36.775197][ T25] audit: type=1400 audit(1657656275.939:154): avc: denied { mounton } for pid=412 comm="syz-executor.0" path="/root/syzkaller-testdir3494444340/syzkaller.QBzhYO/0/file0" dev="sda1" ino=1148 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 36.802662][ T413] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (14603!=0) [ 36.813504][ T413] EXT4-fs (loop0): orphan cleanup on readonly fs [ 36.820031][ T413] EXT4-fs error (device loop0): ext4_mb_clear_bb:5963: comm syz-executor.0: Freeing blocks in system zone - Block = 16, count = 16 [ 36.833862][ T413] EXT4-fs (loop0): Remounting filesystem read-only [ 36.840417][ T413] ------------[ cut here ]------------ [ 36.846148][ T413] kernel BUG at fs/ext4/ext4.h:3319! [ 36.846599][ T25] audit: type=1400 audit(1657656276.009:155): avc: denied { append } for pid=148 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 36.851442][ T413] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 36.873698][ T25] audit: type=1400 audit(1657656276.009:156): avc: denied { open } for pid=148 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 36.879602][ T413] CPU: 0 PID: 413 Comm: syz-executor.0 Not tainted 5.19.0-rc6-syzkaller-00104-g72a8e05d4f66 #0 [ 36.879621][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 [ 36.879630][ T413] RIP: 0010:ext4_mb_clear_bb+0x1c3e/0x1c50 [ 36.902439][ T25] audit: type=1400 audit(1657656276.009:157): avc: denied { getattr } for pid=148 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 36.912227][ T413] Code: 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 31 e6 ff ff 4c 89 f7 e8 c3 06 c7 ff e9 24 e6 ff ff e8 29 48 87 ff 0f 0b e8 22 48 87 ff <0f> 0b e8 cb 1c c8 02 66 2e 0f 1f 84 00 00 00 00 00 90 55 48 89 e5 [ 36.912247][ T413] RSP: 0018:ffffc9000296ee60 EFLAGS: 00010293 [ 36.912262][ T413] RAX: ffffffff81ea0f2e RBX: 0000000000000001 RCX: ffff88810e550000 [ 36.912272][ T413] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000001 [ 36.912282][ T413] RBP: ffffc9000296f070 R08: ffffffff81e9f553 R09: ffffc9000296efc0 [ 36.912292][ T413] R10: fffff5200052ddff R11: 1ffff9200052ddf8 R12: ffff88810f288000 [ 37.008459][ T413] R13: ffff88810f288000 R14: ffff88810f288040 R15: 00000000ffffffff [ 37.016483][ T413] FS: 00007f48083c5700(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 37.025398][ T413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.031972][ T413] CR2: 00007f48083c6000 CR3: 0000000122f0b000 CR4: 00000000003506b0 [ 37.039926][ T413] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.047881][ T413] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.055845][ T413] Call Trace: [ 37.059118][ T413] [ 37.062041][ T413] ? __es_remove_extent+0xbc2/0x20e0 [ 37.067314][ T413] ? __mod_timer+0x97e/0xdc0 [ 37.071982][ T413] ? ext4_free_blocks+0xd10/0xd10 [ 37.076995][ T413] ? ext4_es_insert_extent+0x2be0/0x2be0 [ 37.082620][ T413] ext4_free_blocks+0xa44/0xd10 [ 37.087459][ T413] ? ext4_mb_discard_preallocations_should_retry+0x2e0/0x2e0 [ 37.094819][ T413] ? ext4_ind_truncate_ensure_credits+0x25a/0x6d0 [ 37.101230][ T413] ext4_clear_blocks+0x347/0x3c0 [ 37.106239][ T413] ext4_ind_truncate+0x83f/0x1040 [ 37.111344][ T413] ? ext4_ind_trans_blocks+0x80/0x80 [ 37.116643][ T413] ? ext4_truncate+0x8eb/0x1210 [ 37.121522][ T413] ? __ext4_journal_start_sb+0x14c/0x2a0 [ 37.127161][ T413] ext4_truncate+0xb1b/0x1210 [ 37.131919][ T413] ? __ext4_mark_inode_dirty+0x7a0/0x7a0 [ 37.137559][ T413] ? ext4_evict_inode+0x8fc/0x1700 [ 37.142670][ T413] ? __ext4_journal_start_sb+0x14c/0x2a0 [ 37.148321][ T413] ext4_evict_inode+0xf07/0x1700 [ 37.153349][ T413] ? _raw_spin_unlock+0x4c/0x70 [ 37.158212][ T413] ? ext4_inode_is_fast_symlink+0x390/0x390 [ 37.164210][ T413] ? __kasan_check_write+0x14/0x20 [ 37.169323][ T413] ? _raw_spin_lock+0xa3/0x1b0 [ 37.174122][ T413] ? _raw_spin_trylock_bh+0x1d0/0x1d0 [ 37.179561][ T413] ? ext4_inode_is_fast_symlink+0x390/0x390 [ 37.185437][ T413] evict+0x2a3/0x630 [ 37.189319][ T413] iput+0x61c/0x850 [ 37.193110][ T413] ext4_enable_quotas+0x5a5/0x960 [ 37.198119][ T413] ? ext4_force_commit+0xc0/0xc0 [ 37.203036][ T413] ? __ext4_std_error+0x550/0x550 [ 37.208042][ T413] ? ext4_init_orphan_info+0x162/0x10b0 [ 37.213573][ T413] ? 0xffffffff81000000 [ 37.217708][ T413] ? ext4_feature_set_ok+0x1fb/0x240 [ 37.222975][ T413] ext4_orphan_cleanup+0x557/0x1190 [ 37.228351][ T413] ? kmem_cache_alloc_trace+0x1f0/0x320 [ 37.233926][ T413] ? ext4_orphan_del+0xc40/0xc40 [ 37.238883][ T413] ? errseq_check_and_advance+0x62/0x130 [ 37.244517][ T413] ext4_fill_super+0x958e/0x9c30 [ 37.249468][ T413] ? ext4_parse_test_dummy_encryption+0xb0/0xb0 [ 37.255827][ T413] ? mutex_unlock+0xa2/0x110 [ 37.260428][ T413] ? set_blocksize+0x1e8/0x380 [ 37.265197][ T413] ? sb_set_blocksize+0xb7/0xf0 [ 37.270048][ T413] get_tree_bdev+0x414/0x630 [ 37.274659][ T413] ? ext4_parse_test_dummy_encryption+0xb0/0xb0 [ 37.280925][ T413] ext4_get_tree+0x1c/0x20 [ 37.285437][ T413] vfs_get_tree+0x88/0x290 [ 37.289854][ T413] do_new_mount+0x289/0xac0 [ 37.294781][ T413] ? do_move_mount_old+0x160/0x160 [ 37.299875][ T413] ? security_capable+0xb2/0xd0 [ 37.304711][ T413] ? ns_capable+0x8a/0xf0 [ 37.309026][ T413] path_mount+0x60c/0x1060 [ 37.313521][ T413] __se_sys_mount+0x2d2/0x3c0 [ 37.318182][ T413] ? __x64_sys_mount+0xd0/0xd0 [ 37.322966][ T413] ? debug_smp_processor_id+0x17/0x20 [ 37.328337][ T413] __x64_sys_mount+0xbf/0xd0 [ 37.333027][ T413] do_syscall_64+0x2f/0x50 [ 37.337448][ T413] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 37.343366][ T413] RIP: 0033:0x7f480728a63a [ 37.347872][ T413] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 37.367478][ T413] RSP: 002b:00007f48083c4f88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 37.375894][ T413] RAX: ffffffffffffffda RBX: 0000000020000540 RCX: 00007f480728a63a [ 37.383862][ T413] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007f48083c4fe0 [ 37.391945][ T413] RBP: 00007f48083c5020 R08: 00007f48083c5020 R09: 0000000020000000 [ 37.399936][ T413] R10: 0000000000000081 R11: 0000000000000246 R12: 0000000020000000 [ 37.408015][ T413] R13: 0000000020000040 R14: 00007f48083c4fe0 R15: 0000000020000180 [ 37.415989][ T413] [ 37.419010][ T413] Modules linked in: [ 37.427439][ T413] ---[ end trace 0000000000000000 ]--- [ 37.433040][ T413] RIP: 0010:ext4_mb_clear_bb+0x1c3e/0x1c50 [ 37.438948][ T413] Code: 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 31 e6 ff ff 4c 89 f7 e8 c3 06 c7 ff e9 24 e6 ff ff e8 29 48 87 ff 0f 0b e8 22 48 87 ff <0f> 0b e8 cb 1c c8 02 66 2e 0f 1f 84 00 00 00 00 00 90 55 48 89 e5 [ 37.459117][ T413] RSP: 0018:ffffc9000296ee60 EFLAGS: 00010293 [ 37.465424][ T413] RAX: ffffffff81ea0f2e RBX: 0000000000000001 RCX: ffff88810e550000 [ 37.473866][ T413] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000001 [ 37.481971][ T413] RBP: ffffc9000296f070 R08: ffffffff81e9f553 R09: ffffc9000296efc0 [ 37.489993][ T413] R10: fffff5200052ddff R11: 1ffff9200052ddf8 R12: ffff88810f288000 [ 37.497999][ T413] R13: ffff88810f288000 R14: ffff88810f288040 R15: 00000000ffffffff [ 37.506006][ T413] FS: 00007f48083c5700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 37.514972][ T413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.521663][ T413] CR2: 00007f480739c028 CR3: 0000000122f0b000 CR4: 00000000003506a0 [ 37.529860][ T413] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.538123][ T413] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.546323][ T413] Kernel panic - not syncing: Fatal exception [ 37.552630][ T413] Kernel Offset: disabled [ 37.556945][ T413] Rebooting in 86400 seconds..