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kernel BUG at fs/f2fs/inode.c:992!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 76 Comm: kswapd0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:f2fs_evict_inode+0x1b6b/0x1b80 fs/f2fs/inode.c:992
Code: fd 48 c7 c7 00 b4 db 8e be 04 00 00 00 e8 7d 28 56 fd 65 48 ff 43 08 e9 02 e7 ff ff e8 1e 18 72 fd 90 0f 0b e8 16 18 72 fd 90 <0f> 0b e8 0e 18 72 fd 90 0f 0b 90 e9 d1 fe ff ff 0f 1f 44 00 00 90
RSP: 0018:ffffc90000aff040 EFLAGS: 00010293
RAX: ffffffff84551caa RBX: 0000000000000002 RCX: ffff88800032a580
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc90000aff1f0 R08: ffff88800e92cb5f R09: 1ffff11001d2596b
R10: dffffc0000000000 R11: ffffed1001d2596c R12: dffffc0000000000
R13: 1ffff11001d2596b R14: ffff88800e92c740 R15: ffff88803f7100c0
FS:  0000000000000000(0000) GS:ffff88808c30a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6df9ef6c80 CR3: 00000000129dd000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 evict+0x624/0xb50 fs/inode.c:822
 dispose_list fs/inode.c:864 [inline]
 prune_icache_sb+0x223/0x2d0 fs/inode.c:1011
 super_cache_scan+0x3f5/0x500 fs/super.c:240
 do_shrink_slab+0x6d0/0x10e0 mm/shrinker.c:443
 shrink_slab_memcg mm/shrinker.c:560 [inline]
 shrink_slab+0x838/0x1220 mm/shrinker.c:638
 shrink_one+0x2a2/0x730 mm/vmscan.c:5047
 shrink_many mm/vmscan.c:5108 [inline]
 lru_gen_shrink_node mm/vmscan.c:5186 [inline]
 shrink_node+0x3303/0x3b60 mm/vmscan.c:6175