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kernel BUG at fs/f2fs/inode.c:965!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 21593 Comm: syz.4.1891 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:f2fs_evict_inode+0x199f/0x19c0
Code: 02 00 00 00 e8 62 68 bd fd 40 84 ed 75 2c e8 58 65 bd fd 4c 8b 2c 24 e9 33 e8 ff ff e8 4a 65 bd fd 90 0f 0b e8 42 65 bd fd 90 <0f> 0b e8 3a 65 bd fd 90 0f 0b 90 e9 ff fe ff ff e8 2c 65 bd fd e8
RSP: 0018:ffffc90003b170f8 EFLAGS: 00010283
RAX: ffffffff8402464e RBX: ffff8881120011f0 RCX: 0000000000080000
RDX: ffffc90024f89000 RSI: 000000000005235a RDI: 000000000005235b
RBP: dffffc0000000000 R08: ffff888112001697 R09: 1ffff110224002d2
R10: dffffc0000000000 R11: ffffed10224002d3 R12: ffff8880490b0087
R13: 1ffff110224002d2 R14: 0000000000000002 R15: ffff888112001690
FS:  00007f8af99ea6c0(0000) GS:ffff8881a3c1b000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9eab4e7d60 CR3: 000000012465e000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 evict+0x504/0x9c0
 prune_icache_sb+0x21b/0x2c0
 super_cache_scan+0x39b/0x4b0
 do_shrink_slab+0x6ef/0x1110
 shrink_slab+0x7ef/0x10d0
 drop_slab+0x14e/0x290
 drop_caches_sysctl_handler+0xc7/0x170
 proc_sys_call_handler+0x4c6/0x700
 iter_file_splice_write+0x975/0x10e0
 direct_splice_actor+0x101/0x160
 splice_direct_to_actor+0x5a8/0xcc0
 do_splice_direct+0x181/0x270
 do_sendfile+0x4da/0x7e0
 __se_sys_sendfile64+0xd9/0x190
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8af8b8ebe9
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
RSP: 002b:00007f8af99ea038 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f8af8db5fa0 RCX: 00007f8af8b8ebe9
RDX: 0000200000002080 RSI: 0000000000000007 RDI: 000000000000000a
RBP: 00007f8af8c11e19 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000023b R11: 0000000000000246 R12: 0000000000000000
R13: 00007f8af8db6038 R14: 00007f8af8db5fa0 R15: 00007ffdcd4e7bf8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:f2fs_evict_inode+0x199f/0x19c0
Code: 02 00 00 00 e8 62 68 bd fd 40 84 ed 75 2c e8 58 65 bd fd 4c 8b 2c 24 e9 33 e8 ff ff e8 4a 65 bd fd 90 0f 0b e8 42 65 bd fd 90 <0f> 0b e8 3a 65 bd fd 90 0f 0b 90 e9 ff fe ff ff e8 2c 65 bd fd e8
RSP: 0018:ffffc90003b170f8 EFLAGS: 00010283
RAX: ffffffff8402464e RBX: ffff8881120011f0 RCX: 0000000000080000
RDX: ffffc90024f89000 RSI: 000000000005235a RDI: 000000000005235b
RBP: dffffc0000000000 R08: ffff888112001697 R09: 1ffff110224002d2
R10: dffffc0000000000 R11: ffffed10224002d3 R12: ffff8880490b0087
R13: 1ffff110224002d2 R14: 0000000000000002 R15: ffff888112001690
FS:  00007f8af99ea6c0(0000) GS:ffff8880b861b000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe61f1733e0 CR3: 000000012465e000 CR4: 00000000000006f0
