[ 26.666836][ T416] device veth1_macvtap entered promiscuous mode [ 26.675214][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 26.687570][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 26.764621][ T416] syz-executor.0 (416) used greatest stack depth: 21632 bytes left [ 27.204573][ T8] device bridge_slave_1 left promiscuous mode [ 27.210517][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.218145][ T8] device bridge_slave_0 left promiscuous mode [ 27.224225][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.232072][ T8] device veth1_macvtap left promiscuous mode [ 27.238152][ T8] device veth0_vlan left promiscuous mode Warning: Permanently added '10.128.15.192' (ECDSA) to the list of known hosts. 2022/11/30 13:52:20 ignoring optional flag "sandboxArg"="0" 2022/11/30 13:52:20 parsed 1 programs 2022/11/30 13:52:20 executed programs: 0 [ 44.427518][ T30] kauditd_printk_skb: 65 callbacks suppressed [ 44.427527][ T30] audit: type=1400 audit(1669816340.800:137): avc: denied { mounton } for pid=459 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 [ 44.458717][ T30] audit: type=1400 audit(1669816340.800:138): avc: denied { mount } for pid=459 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 [ 44.500306][ T462] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.507171][ T462] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.514434][ T462] device bridge_slave_0 entered promiscuous mode [ 44.520919][ T462] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.527777][ T462] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.534874][ T462] device bridge_slave_1 entered promiscuous mode [ 44.567625][ T462] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.574481][ T462] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.581541][ T462] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.588467][ T462] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.604714][ T26] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.612011][ T26] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.619710][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.627285][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.635753][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.643633][ T417] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.650530][ T417] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.664834][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.672743][ T26] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.679530][ T26] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.686675][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.694791][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.706189][ T462] device veth0_vlan entered promiscuous mode [ 44.714363][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.722436][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.730251][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.737737][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.746519][ T462] device veth1_macvtap entered promiscuous mode [ 44.754467][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.762896][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.773535][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.783662][ T30] audit: type=1400 audit(1669816341.160:139): avc: denied { mount } for pid=462 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 [ 44.818206][ T469] loop0: detected capacity change from 0 to 2048 [ 44.825678][ T30] audit: type=1400 audit(1669816341.200:140): avc: denied { mounton } for pid=468 comm="syz-executor.0" path="/root/syzkaller-testdir3513817895/syzkaller.rSs224/0/file0" dev="sda1" ino=1148 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 44.836394][ T469] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 44.862807][ T30] audit: type=1400 audit(1669816341.240:141): avc: denied { mount } for pid=468 comm="syz-executor.0" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 44.869218][ T468] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1148: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 44.885227][ T30] audit: type=1400 audit(1669816341.240:142): avc: denied { write } for pid=468 comm="syz-executor.0" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 44.920830][ T30] audit: type=1400 audit(1669816341.240:143): avc: denied { add_name } for pid=468 comm="syz-executor.0" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 44.941766][ T30] audit: type=1400 audit(1669816341.240:144): avc: denied { create } for pid=468 comm="syz-executor.0" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 44.962082][ T30] audit: type=1400 audit(1669816341.240:145): avc: denied { read write open } for pid=468 comm="syz-executor.0" path="/root/syzkaller-testdir3513817895/syzkaller.rSs224/0/file0/bus" dev="loop0" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 44.989962][ T30] audit: type=1400 audit(1669816341.240:146): avc: denied { map } for pid=468 comm="syz-executor.0" path="/root/syzkaller-testdir3513817895/syzkaller.rSs224/0/file0/bus" dev="loop0" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 45.028777][ T476] loop0: detected capacity change from 0 to 2048 [ 45.045245][ T476] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 45.056842][ T475] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1148: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.150996][ T482] loop0: detected capacity change from 0 to 2048 [ 45.165328][ T482] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 45.177074][ T481] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1148: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.251487][ T487] loop0: detected capacity change from 0 to 2048 [ 45.265021][ T487] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 45.279516][ T486] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1148: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.371089][ T491] loop0: detected capacity change from 0 to 2048 [ 45.385084][ T491] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 45.405207][ T490] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1148: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.488237][ T496] loop0: detected capacity change from 0 to 2048 [ 45.505213][ T496] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 45.516889][ T495] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1148: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.626581][ T501] loop0: detected capacity change from 0 to 2048 [ 45.655290][ T501] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 45.675160][ T500] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1148: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.803929][ T506] loop0: detected capacity change from 0 to 2048 [ 45.815671][ T506] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 45.829027][ T505] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1148: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.844249][ T506] ------------[ cut here ]------------ [ 45.849638][ T506] kernel BUG at fs/ext4/ext4_jbd2.c:53! [ 45.855359][ T506] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 45.861236][ T506] CPU: 0 PID: 506 Comm: syz-executor.0 Not tainted 5.15.75-syzkaller-04933-gd9d889009b78 #0 [ 45.871131][ T506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 45.881030][ T506] RIP: 0010:__ext4_journal_stop+0x1b3/0x1c0 [ 45.886762][ T506] Code: c3 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c f8 fe ff ff e8 b1 30 cc ff 48 ba 00 00 00 00 00 fc ff df e9 e4 fe ff ff e8 ed de 89 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 55 48 89 e5 41 57 41 56 41 [ 45.906288][ T506] RSP: 0018:ffffc90000e176b8 EFLAGS: 00010293 [ 45.912184][ T506] RAX: ffffffff81e7ac13 RBX: ffffffff860392ed RCX: ffff88811c180000 [ 45.920172][ T506] RDX: 0000000000000000 RSI: 0000000000000331 RDI: ffffffff860392ed [ 45.927990][ T506] RBP: ffffc90000e176f0 R08: ffffffff81ed3a98 R09: ffffed10239f34f4 [ 45.935791][ T506] R10: ffffed10239f34f4 R11: 1ffff110239f34f3 R12: ffff888109a7df28 [ 45.943606][ T506] R13: 0000000000000000 R14: 0000000000000012 R15: 0000000000000331 [ 45.951415][ T506] FS: 00007f9f66e5b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 45.960186][ T506] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.966608][ T506] CR2: 00007f9f5eb3a718 CR3: 000000010d3d6000 CR4: 00000000003506b0 [ 45.974418][ T506] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.982227][ T506] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.990049][ T506] Call Trace: [ 45.993166][ T506] [ 45.995944][ T506] ext4_write_inline_data_end+0xa50/0xe10 [ 46.001498][ T506] ? ext4_set_page_dirty+0x1a0/0x1a0 [ 46.006620][ T506] ? put_page+0xa0/0xa0 [ 46.010608][ T506] ? pipe_zero+0x4d0/0x4d0 [ 46.014868][ T506] ext4_da_write_end+0x3d7/0xa70 [ 46.019638][ T506] ? ext4_da_write_begin+0xbf0/0xbf0 [ 46.024844][ T506] generic_perform_write+0x3c7/0x5d0 [ 46.029966][ T506] ? grab_cache_page_write_begin+0xa0/0xa0 [ 46.035611][ T506] ? down_write+0xdd/0x140 [ 46.039871][ T506] ? down_read_killable+0x250/0x250 [ 46.044895][ T506] ? generic_write_checks+0x3d8/0x490 [ 46.050101][ T506] ext4_buffered_write_iter+0x49b/0x630 [ 46.055484][ T506] ext4_file_write_iter+0x448/0x1cc0 [ 46.060615][ T506] ? find_extend_vma+0xc8/0x260 [ 46.065292][ T506] ? avc_policy_seqno+0x1b/0x70 [ 46.069976][ T506] ? selinux_file_permission+0x2ae/0x520 [ 46.075444][ T506] ? ext4_file_read_iter+0x4b0/0x4b0 [ 46.080567][ T506] ? iov_iter_init+0x53/0x180 [ 46.085079][ T506] vfs_write+0xc8d/0x1050 [ 46.089255][ T506] ? file_end_write+0x1b0/0x1b0 [ 46.093936][ T506] ? mutex_lock+0xb6/0x130 [ 46.098285][ T506] ? wait_for_completion_killable_timeout+0x10/0x10 [ 46.104699][ T506] ? __fdget_pos+0x26d/0x310 [ 46.109119][ T506] ? ksys_write+0x77/0x2c0 [ 46.113374][ T506] ksys_write+0x198/0x2c0 [ 46.117539][ T506] ? __kasan_check_write+0x14/0x20 [ 46.122488][ T506] ? __ia32_sys_read+0x90/0x90 [ 46.127086][ T506] ? fput+0x1a/0x20 [ 46.130733][ T506] __x64_sys_write+0x7b/0x90 [ 46.135161][ T506] do_syscall_64+0x44/0xd0 [ 46.139413][ T506] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 46.145140][ T506] RIP: 0033:0x7f9f672e80d9 [ 46.149395][ T506] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 46.168928][ T506] RSP: 002b:00007f9f66e5b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 46.177367][ T506] RAX: ffffffffffffffda RBX: 00007f9f67407f80 RCX: 00007f9f672e80d9 [ 46.185175][ T506] RDX: 0000000000000009 RSI: 0000000020000f80 RDI: 0000000000000004 [ 46.192988][ T506] RBP: 00007f9f67343ae9 R08: 0000000000000000 R09: 0000000000000000 [ 46.200798][ T506] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 46.208607][ T506] R13: 00007ffecad93d0f R14: 00007f9f66e5b300 R15: 0000000000022000 [ 46.216422][ T506] [ 46.219304][ T506] Modules linked in: [ 46.225191][ T506] ---[ end trace ab6bb1dbd0bd1f0d ]--- [ 46.230515][ T506] RIP: 0010:__ext4_journal_stop+0x1b3/0x1c0 [ 46.236242][ T506] Code: c3 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c f8 fe ff ff e8 b1 30 cc ff 48 ba 00 00 00 00 00 fc ff df e9 e4 fe ff ff e8 ed de 89 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 55 48 89 e5 41 57 41 56 41 [ 46.255810][ T506] RSP: 0018:ffffc90000e176b8 EFLAGS: 00010293 [ 46.261901][ T506] RAX: ffffffff81e7ac13 RBX: ffffffff860392ed RCX: ffff88811c180000 [ 46.270071][ T506] RDX: 0000000000000000 RSI: 0000000000000331 RDI: ffffffff860392ed [ 46.278167][ T506] RBP: ffffc90000e176f0 R08: ffffffff81ed3a98 R09: ffffed10239f34f4 [ 46.286114][ T506] R10: ffffed10239f34f4 R11: 1ffff110239f34f3 R12: ffff888109a7df28 [ 46.294046][ T506] R13: 0000000000000000 R14: 0000000000000012 R15: 0000000000000331 [ 46.301841][ T506] FS: 00007f9f66e5b700(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 46.311004][ T506] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.317526][ T506] CR2: 00007f9f5eb3a000 CR3: 000000010d3d6000 CR4: 00000000003506a0 [ 46.325336][ T506] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.333012][ T506] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.340895][ T506] Kernel panic - not syncing: Fatal exception [ 46.346894][ T506] Kernel Offset: disabled [ 46.351024][ T506] Rebooting in 86400 seconds..