Starting sshd: OK

syzkaller
syzkaller login: [   30.129230][ T2608] cgroup: Unknown subsys name 'net'
[   30.233253][ T2608] cgroup: Unknown subsys name 'cpuset'
[   30.239227][ T2608] cgroup: Unknown subsys name 'rlimit'
[   31.142511][ T2608] Adding 124996k swap on ./swap-file.  Priority:0 extents:1 across:124996k 
[   33.123286][ T2616] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality.
Warning: Permanently added '10.128.1.11' (ED25519) to the list of known hosts.
2025/02/01 18:59:12 ignoring optional flag "sandboxArg"="0"
2025/02/01 18:59:13 parsed 1 programs
[   55.296667][ T3447] Adding 124996k swap on ./swap-file.  Priority:0 extents:1 across:124996k 
2025/02/01 18:59:17 executed programs: 0
[   59.005052][ T4265] loop3: detected capacity change from 0 to 2048
[   59.011896][ T4265] UDF-fs: error (device loop3): udf_process_sequence: Primary Volume Descriptor not found!
[   59.022829][ T4265] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000)
[   59.032703][ T4265] BUG: kernel NULL pointer dereference, address: 0000000000000068
[   59.040469][ T4265] #PF: supervisor read access in kernel mode
[   59.046401][ T4265] #PF: error_code(0x0000) - not-present page
[   59.052333][ T4265] PGD 121aec067 P4D 121aec067 PUD 121af0067 PMD 0 
[   59.058790][ T4265] Oops: Oops: 0000 [#1] PREEMPT SMP NOPTI
[   59.064463][ T4265] CPU: 0 UID: 0 PID: 4265 Comm: syz.3.16 Not tainted 6.13.0-rc1-syzkaller #0
[   59.073174][ T4265] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
[   59.083187][ T4265] RIP: 0010:d_splice_alias+0x198/0x330
[   59.088645][ T4265] Code: 00 e8 6c e1 d9 ff 85 c0 0f 84 9e 01 00 00 49 8b 87 28 ff ff ff 48 8b 40 68 48 05 d8 00 00 00 48 89 04 24 49 8b 87 70 ff ff ff <48> 8b 40 68 48 85 c0 74 10 4c 89 f7 e8 47 ee ac 01 84 c0 0f 84 5f
[   59.108205][ T4265] RSP: 0018:ffffc90003777d88 EFLAGS: 00010246
[   59.114226][ T4265] RAX: 0000000000000000 RBX: ffff88810c618d28 RCX: ffffc90003777d3c
[   59.122156][ T4265] RDX: 0000000000000002 RSI: ffffffff83df15f2 RDI: 00000000ffffffff
[   59.130084][ T4265] RBP: ffff88810a480138 R08: 0000000000000000 R09: ffff888104395fa0
[   59.138011][ T4265] R10: 0000000000000001 R11: 00000000000000fe R12: 0000000000000000
[   59.145940][ T4265] R13: ffff88810a480618 R14: ffff88810a480c30 R15: ffff88810a480d58
[   59.153885][ T4265] FS:  00007fe2419ff6c0(0000) GS:ffff88813ba00000(0000) knlGS:0000000000000000
[   59.162770][ T4265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.169310][ T4265] CR2: 0000000000000068 CR3: 00000001073a6000 CR4: 0000000000350ef0
[   59.177239][ T4265] Call Trace:
[   59.180479][ T4265]  <TASK>
[   59.183372][ T4265]  ? __die+0x1e/0x60
[   59.187224][ T4265]  ? page_fault_oops+0x16e/0x4f0
[   59.192115][ T4265]  ? srso_alias_return_thunk+0x5/0xfbef5
[   59.197706][ T4265]  ? find_held_lock+0x2b/0x80
[   59.202340][ T4265]  ? srso_alias_return_thunk+0x5/0xfbef5
[   59.207925][ T4265]  ? find_held_lock+0x2b/0x80
[   59.212561][ T4265]  ? exc_page_fault+0x395/0x6e0
[   59.217367][ T4265]  ? srso_alias_return_thunk+0x5/0xfbef5
[   59.222957][ T4265]  ? find_inode_fast+0x10f/0x150
[   59.227858][ T4265]  ? asm_exc_page_fault+0x26/0x30
[   59.232836][ T4265]  ? d_splice_alias+0x198/0x330
[   59.237645][ T4265]  ? d_splice_alias+0x123/0x330
[   59.242454][ T4265]  udf_lookup+0x95/0xe0
[   59.246575][ T4265]  lookup_one_qstr_excl+0x6d/0xa0
[   59.251558][ T4265]  do_rmdir+0x11c/0x1c0
[   59.255671][ T4265]  __x64_sys_rmdir+0x3a/0x70
[   59.260213][ T4265]  do_syscall_64+0x6d/0x170
[   59.264673][ T4265]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   59.270525][ T4265] RIP: 0033:0x7fe241f8cda9
[   59.274896][ T4265] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48
[   59.294457][ T4265] RSP: 002b:00007fe2419ff038 EFLAGS: 00000246 ORIG_RAX: 0000000000000054
[   59.302824][ T4265] RAX: ffffffffffffffda RBX: 00007fe2421a5fa0 RCX: 00007fe241f8cda9
[   59.310754][ T4265] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000100
[   59.318682][ T4265] RBP: 00007fe24200e2a0 R08: 0000000000000000 R09: 0000000000000000
[   59.326615][ T4265] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   59.334547][ T4265] R13: 0000000000000000 R14: 00007fe2421a5fa0 R15: 00007ffcdfec0cf8
[   59.342476][ T4265]  </TASK>
[   59.345455][ T4265] Modules linked in:
[   59.349305][ T4265] CR2: 0000000000000068
[   59.353412][ T4265] ---[ end trace 0000000000000000 ]---
[   59.358824][ T4265] RIP: 0010:d_splice_alias+0x198/0x330
[   59.364237][ T4265] Code: 00 e8 6c e1 d9 ff 85 c0 0f 84 9e 01 00 00 49 8b 87 28 ff ff ff 48 8b 40 68 48 05 d8 00 00 00 48 89 04 24 49 8b 87 70 ff ff ff <48> 8b 40 68 48 85 c0 74 10 4c 89 f7 e8 47 ee ac 01 84 c0 0f 84 5f
[   59.383803][ T4265] RSP: 0018:ffffc90003777d88 EFLAGS: 00010246
[   59.389845][ T4265] RAX: 0000000000000000 RBX: ffff88810c618d28 RCX: ffffc90003777d3c
[   59.397775][ T4265] RDX: 0000000000000002 RSI: ffffffff83df15f2 RDI: 00000000ffffffff
[   59.405702][ T4265] RBP: ffff88810a480138 R08: 0000000000000000 R09: ffff888104395fa0
[   59.413632][ T4265] R10: 0000000000000001 R11: 00000000000000fe R12: 0000000000000000
[   59.421560][ T4265] R13: ffff88810a480618 R14: ffff88810a480c30 R15: ffff88810a480d58
[   59.429502][ T4265] FS:  00007fe2419ff6c0(0000) GS:ffff88813ba00000(0000) knlGS:0000000000000000
[   59.438386][ T4265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.444926][ T4265] CR2: 0000000000000068 CR3: 00000001073a6000 CR4: 0000000000350ef0
[   59.452857][ T4265] Kernel panic - not syncing: Fatal exception
[   59.459088][ T4265] Kernel Offset: disabled
[   59.463370][ T4265] Rebooting in 86400 seconds..