forked to background, child pid 3173
[ 26.469747][ T3174] 8021q: adding VLAN 0 to HW filter on device bond0
[ 26.481851][ T3174] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: [ 26.871204][ T3266] sshd (3266) used greatest stack depth: 22328 bytes left
OK
syzkaller
Warning: Permanently added '10.128.0.91' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [ 47.931453][ T3588] ------------[ cut here ]------------
[ 47.937226][ T3588] WARNING: CPU: 0 PID: 3588 at fs/inode.c:388 inc_nlink+0x144/0x160
[ 47.945374][ T3588] Modules linked in:
[ 47.949280][ T3588] CPU: 1 PID: 3588 Comm: syz-executor145 Not tainted 5.17.0-rc6-next-20220303-syzkaller #0
[ 47.959544][ T3588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 47.969756][ T3588] RIP: 0010:inc_nlink+0x144/0x160
[ 47.974828][ T3588] Code: ff 4c 89 e7 e8 ad 18 eb ff e9 42 ff ff ff 4c 89 e7 e8 30 18 eb ff e9 fc fe ff ff 4c 89 e7 e8 23 18 eb ff eb d4 e8 dc 80 9f ff <0f> 0b e9 6e ff ff ff e8 20 18 eb ff e9 44 ff ff ff e8 16 18 eb ff
[ 47.994465][ T3588] RSP: 0018:ffffc9000399fcc0 EFLAGS: 00010293
[ 48.000527][ T3588] RAX: 0000000000000000 RBX: ffff888074318000 RCX: 0000000000000000
[ 48.008612][ T3588] RDX: ffff88801da69d40 RSI: ffffffff81d9a5b4 RDI: 0000000000000003
[ 48.016652][ T3588] RBP: 0000000000000000 R08: 0000000000000000 R09: ffff888074318663
[ 48.025018][ T3588] R10: ffffffff81d9a520 R11: 0000000000000002 R12: ffff888074318048
[ 48.033175][ T3588] R13: ffff888075f24468 R14: ffff8880743185d8 R15: ffff888011ada000
[ 48.041153][ T3588] FS: 00005555567df3c0(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
[ 48.050124][ T3588] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.056753][ T3588] CR2: 00005642be2d7cd8 CR3: 0000000024532000 CR4: 00000000003506e0
[ 48.064768][ T3588] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 48.072765][ T3588] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 48.080722][ T3588] Call Trace:
[ 48.084040][ T3588]
[ 48.086990][ T3588] v9fs_vfs_mkdir_dotl+0x478/0x770
[ 48.092120][ T3588] ? v9fs_vfs_create_dotl+0x30/0x30
[ 48.097358][ T3588] ? capable_wrt_inode_uidgid+0xe6/0x170
[ 48.103032][ T3588] ? generic_permission+0x1d8/0x770
[ 48.108218][ T3588] ? from_kgid+0x87/0xc0
[ 48.112448][ T3588] ? security_inode_permission+0xc5/0xf0
[ 48.118190][ T3588] ? inode_permission.part.0+0xb5/0x670
[ 48.123803][ T3588] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 48.130075][ T3588] vfs_mkdir+0x1c3/0x3b0
[ 48.134523][ T3588] do_mkdirat+0x285/0x300
[ 48.138875][ T3588] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 48.145559][ T3588] ? __ia32_sys_mknod+0xa0/0xa0
[ 48.150442][ T3588] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 48.156802][ T3588] ? getname_flags.part.0+0x1dd/0x4f0
[ 48.162195][ T3588] __x64_sys_mkdir+0xf2/0x140
[ 48.166940][ T3588] do_syscall_64+0x35/0xb0
[ 48.171392][ T3588] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 48.177352][ T3588] RIP: 0033:0x7f48535ac829
[ 48.181775][ T3588] Code: 28 c3 e8 5a 14 00 00 66 2e 0f 1f 84 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48
[ 48.201449][ T3588] RSP: 002b:00007ffefc74ed38 EFLAGS: 00000246 ORIG_RAX: 0000000000000053
[ 48.209900][ T3588] RAX: ffffffffffffffda RBX: 00007ffefc74ed48 RCX: 00007f48535ac829
[ 48.217923][ T3588] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000200002c0
[ 48.225925][ T3588] RBP: 00007ffefc74ed40 R08: 00007f485356aaf0 R09: 00007f485356aaf0
[ 48.233946][ T3588] R10: 0000000020000340 R11: 0000000000000246 R12: 0000000000000000
[ 48.241924][ T3588] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 48.249958][ T3588]
[ 48.253036][ T3588] Kernel panic - not syncing: panic_on_warn set ...
[ 48.259601][ T3588] CPU: 0 PID: 3588 Comm: syz-executor145 Not tainted 5.17.0-rc6-next-20220303-syzkaller #0
[ 48.269647][ T3588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 48.279708][ T3588] Call Trace:
[ 48.282981][ T3588]
[ 48.285916][ T3588] dump_stack_lvl+0xcd/0x134
[ 48.290510][ T3588] panic+0x2d7/0x636
[ 48.294401][ T3588] ? panic_print_sys_info.part.0+0x10b/0x10b
[ 48.300396][ T3588] ? __warn.cold+0x1d1/0x2c5
[ 48.304986][ T3588] ? inc_nlink+0x144/0x160
[ 48.309405][ T3588] __warn.cold+0x1e2/0x2c5
[ 48.313819][ T3588] ? inc_nlink+0x144/0x160
[ 48.318236][ T3588] report_bug+0x1bd/0x210
[ 48.322569][ T3588] handle_bug+0x3c/0x60
[ 48.326729][ T3588] exc_invalid_op+0x14/0x40
[ 48.331234][ T3588] asm_exc_invalid_op+0x12/0x20
[ 48.336081][ T3588] RIP: 0010:inc_nlink+0x144/0x160
[ 48.341101][ T3588] Code: ff 4c 89 e7 e8 ad 18 eb ff e9 42 ff ff ff 4c 89 e7 e8 30 18 eb ff e9 fc fe ff ff 4c 89 e7 e8 23 18 eb ff eb d4 e8 dc 80 9f ff <0f> 0b e9 6e ff ff ff e8 20 18 eb ff e9 44 ff ff ff e8 16 18 eb ff
[ 48.360697][ T3588] RSP: 0018:ffffc9000399fcc0 EFLAGS: 00010293
[ 48.366765][ T3588] RAX: 0000000000000000 RBX: ffff888074318000 RCX: 0000000000000000
[ 48.374812][ T3588] RDX: ffff88801da69d40 RSI: ffffffff81d9a5b4 RDI: 0000000000000003
[ 48.382788][ T3588] RBP: 0000000000000000 R08: 0000000000000000 R09: ffff888074318663
[ 48.390752][ T3588] R10: ffffffff81d9a520 R11: 0000000000000002 R12: ffff888074318048
[ 48.398712][ T3588] R13: ffff888075f24468 R14: ffff8880743185d8 R15: ffff888011ada000
[ 48.406682][ T3588] ? inc_nlink+0xb0/0x160
[ 48.411011][ T3588] ? inc_nlink+0x144/0x160
[ 48.415432][ T3588] v9fs_vfs_mkdir_dotl+0x478/0x770
[ 48.420549][ T3588] ? v9fs_vfs_create_dotl+0x30/0x30
[ 48.425744][ T3588] ? capable_wrt_inode_uidgid+0xe6/0x170
[ 48.431385][ T3588] ? generic_permission+0x1d8/0x770
[ 48.436577][ T3588] ? from_kgid+0x87/0xc0
[ 48.440822][ T3588] ? security_inode_permission+0xc5/0xf0
[ 48.446467][ T3588] ? inode_permission.part.0+0xb5/0x670
[ 48.452015][ T3588] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 48.458268][ T3588] vfs_mkdir+0x1c3/0x3b0
[ 48.462510][ T3588] do_mkdirat+0x285/0x300
[ 48.466839][ T3588] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 48.473099][ T3588] ? __ia32_sys_mknod+0xa0/0xa0
[ 48.477948][ T3588] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 48.484186][ T3588] ? getname_flags.part.0+0x1dd/0x4f0
[ 48.489559][ T3588] __x64_sys_mkdir+0xf2/0x140
[ 48.494235][ T3588] do_syscall_64+0x35/0xb0
[ 48.498654][ T3588] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 48.504544][ T3588] RIP: 0033:0x7f48535ac829
[ 48.508949][ T3588] Code: 28 c3 e8 5a 14 00 00 66 2e 0f 1f 84 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48
[ 48.528547][ T3588] RSP: 002b:00007ffefc74ed38 EFLAGS: 00000246 ORIG_RAX: 0000000000000053
[ 48.536954][ T3588] RAX: ffffffffffffffda RBX: 00007ffefc74ed48 RCX: 00007f48535ac829
[ 48.544918][ T3588] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000200002c0
[ 48.552883][ T3588] RBP: 00007ffefc74ed40 R08: 00007f485356aaf0 R09: 00007f485356aaf0
[ 48.560847][ T3588] R10: 0000000020000340 R11: 0000000000000246 R12: 0000000000000000
[ 48.568807][ T3588] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 48.576778][ T3588]
[ 48.580070][ T3588] Kernel Offset: disabled
[ 48.585208][ T3588] Rebooting in 86400 seconds..