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kernel BUG at fs/ocfs2/alloc.c:5581!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 13793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:ocfs2_remove_extent+0x1ecf/0x2020
Code: fa ff ff 48 8b 4c 24 08 80 e1 07 fe c1 38 c1 0f 8c 95 fa ff ff 48 8b 7c 24 08 e8 1c 17 8d fe e9 86 fa ff ff e8 e2 a5 29 fe 90 <0f> 0b f3 0f 1e fa 44 89 6c 24 10 65 8b 1d 23 a7 0a 0f bf 07 00 00
RSP: 0018:ffffc9000355ebc0 EFLAGS: 00010293
RAX: ffffffff839608fe RBX: ffffc9000355f3b8 RCX: ffff888022223980
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000007
RBP: ffffc9000355ef10 R08: ffff888022223980 R09: 0000000000000006
R10: 00000000fffffffc R11: 0000000000000000 R12: 1ffff1102286c89a
R13: 0000000000000007 R14: ffff8881143644d0 R15: dffffc0000000000
FS:  000055555f33a500(0000) GS:ffff8881a3c15000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555f365648 CR3: 000000011a3c0000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 ocfs2_remove_btree_range+0xdef/0x1540
 ocfs2_commit_truncate+0xb64/0x21d0
 ocfs2_evict_inode+0x1138/0x4100
 evict+0x504/0x9c0
 do_unlinkat+0x39f/0x560
 __x64_sys_unlink+0x47/0x50
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff41178e197
Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd2135c3e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000057
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff41178e197
RDX: 00007ffd2135c410 RSI: 00007ffd2135c4a0 RDI: 00007ffd2135c4a0
RBP: 00007ffd2135c4a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffd2135d590
R13: 00007ff411811c05 R14: 000000000006656c R15: 00007ffd2135e660
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ocfs2_remove_extent+0x1ecf/0x2020
Code: fa ff ff 48 8b 4c 24 08 80 e1 07 fe c1 38 c1 0f 8c 95 fa ff ff 48 8b 7c 24 08 e8 1c 17 8d fe e9 86 fa ff ff e8 e2 a5 29 fe 90 <0f> 0b f3 0f 1e fa 44 89 6c 24 10 65 8b 1d 23 a7 0a 0f bf 07 00 00
RSP: 0018:ffffc9000355ebc0 EFLAGS: 00010293
RAX: ffffffff839608fe RBX: ffffc9000355f3b8 RCX: ffff888022223980
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000007
RBP: ffffc9000355ef10 R08: ffff888022223980 R09: 0000000000000006
R10: 00000000fffffffc R11: 0000000000000000 R12: 1ffff1102286c89a
R13: 0000000000000007 R14: ffff8881143644d0 R15: dffffc0000000000
FS:  000055555f33a500(0000) GS:ffff8881a3c15000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555f365648 CR3: 000000011a3c0000 CR4: 00000000000006f0
