audit: type=1800 audit(1672709970.298:45): pid=1976 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.1" name="bus" dev="loop1" ino=18 res=0 Quota error (device loop1): free_dqentry: Quota structure has offset to other block (0) than it should (5) Quota error (device loop1): qtree_write_dquot: Error -641722073 occurred while creating quota BUG: unable to handle kernel paging request at fffffbfffb38033f PGD 23fff1067 P4D 23fff1067 PUD 23fff0067 PMD 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 1976 Comm: syz-executor.1 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:__lock_acquire+0x1eb/0x3ff0 kernel/locking/lockdep.c:3295 Code: 2b 29 00 00 48 81 c4 98 01 00 00 44 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 b3 2a 00 00 49 81 3e 20 f2 66 8c 0f 84 65 ff ff RSP: 0018:ffff88803fca75a0 EFLAGS: 00010807 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 1ffffffffb38033f RSI: 0000000000000000 RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000000 R13: ffff888097534000 R14: ffffffffd9c019ff R15: 0000000000000001 FS: 00007f16b83d8700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfffb38033f CR3: 00000000a45ed000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000009000430 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] dquot_add_inodes+0x34/0x9a0 fs/quota/dquot.c:1263 __dquot_transfer+0xf3a/0x18a0 fs/quota/dquot.c:1994 dquot_transfer+0x2ee/0x4c0 fs/quota/dquot.c:2100 ext4_setattr+0x58a/0x2560 fs/ext4/inode.c:5604 notify_change+0x70b/0xfc0 fs/attr.c:334 chown_common+0x4a9/0x550 fs/open.c:651 do_fchownat+0x126/0x1e0 fs/open.c:681 __do_sys_chown fs/open.c:701 [inline] __se_sys_chown fs/open.c:699 [inline] __x64_sys_chown+0x77/0xb0 fs/open.c:699 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f16b9e660a9 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 RSP: 002b:00007f16b83d8168 EFLAGS: 00000246 ORIG_RAX: 000000000000005c RAX: ffffffffffffffda RBX: 00007f16b9f85f80 RCX: 00007f16b9e660a9 RDX: 000000000000ee01 RSI: 0000000000000000 RDI: 0000000020000200 RBP: 00007f16b9ec1ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd53be207f R14: 00007f16b83d8300 R15: 0000000000022000 Modules linked in: CR2: fffffbfffb38033f ---[ end trace 657cca8bbad37841 ]--- RIP: 0010:__lock_acquire+0x1eb/0x3ff0 kernel/locking/lockdep.c:3295 Code: 2b 29 00 00 48 81 c4 98 01 00 00 44 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 b3 2a 00 00 49 81 3e 20 f2 66 8c 0f 84 65 ff ff RSP: 0018:ffff88803fca75a0 EFLAGS: 00010807 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 1ffffffffb38033f RSI: 0000000000000000 RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000000 R13: ffff888097534000 R14: ffffffffd9c019ff R15: 0000000000000001 FS: 00007f16b83d8700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfffb38033f CR3: 00000000a45ed000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000009000430 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 ---------------- Code disassembly (best guess): 0: 2b 29 sub (%rcx),%ebp 2: 00 00 add %al,(%rax) 4: 48 81 c4 98 01 00 00 add $0x198,%rsp b: 44 89 f8 mov %r15d,%eax e: 5b pop %rbx f: 5d pop %rbp 10: 41 5c pop %r12 12: 41 5d pop %r13 14: 41 5e pop %r14 16: 41 5f pop %r15 18: c3 retq 19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 20: fc ff df 23: 4c 89 f2 mov %r14,%rdx 26: 48 c1 ea 03 shr $0x3,%rdx * 2a: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction 2e: 0f 85 b3 2a 00 00 jne 0x2ae7 34: 49 81 3e 20 f2 66 8c cmpq $0xffffffff8c66f220,(%r14) 3b: 0f .byte 0xf 3c: 84 65 ff test %ah,-0x1(%rbp) 3f: ff .byte 0xff