------------[ cut here ]------------ kernel BUG at fs/f2fs/inode.c:944! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 11161 Comm: syz.3.1018 Not tainted 6.15.0-rc5-syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025 RIP: 0010:f2fs_evict_inode+0x1af0/0x2350 fs/f2fs/inode.c:944 Code: df 48 c1 ea 03 80 3c 02 00 0f 85 7b 06 00 00 8b 73 40 ba 01 00 00 00 48 89 ef e8 7b 6b 07 00 e9 67 fd ff ff e8 71 a6 b1 fd 90 <0f> 0b e8 69 a6 b1 fd 48 8b 7c 24 50 be 08 00 00 00 e8 2a 33 16 fe RSP: 0018:ffffc9001365f580 EFLAGS: 00010283 RAX: 0000000000007910 RBX: ffff8880574c6250 RCX: ffffc9000f0ed000 RDX: 0000000000080000 RSI: ffffffff84098bcf RDI: 0000000000000007 RBP: ffff88806acd8000 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001 R13: ffff8880574c66f0 R14: 0000000000000000 R15: ffff88806acd95a8 FS: 00007f8fa26406c0(0000) GS:ffff8881249e5000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8fa263ff98 CR3: 0000000049d87000 CR4: 0000000000350ef0 Call Trace: evict+0x3e6/0x920 fs/inode.c:810 dispose_list+0x117/0x1e0 fs/inode.c:852 prune_icache_sb+0xea/0x150 fs/inode.c:1000 super_cache_scan+0x375/0x550 fs/super.c:223 do_shrink_slab+0x42e/0x1180 mm/shrinker.c:437 shrink_slab_memcg mm/shrinker.c:550 [inline] shrink_slab+0xa1f/0x12b0 mm/shrinker.c:628 drop_slab_node mm/vmscan.c:436 [inline] drop_slab+0x14f/0x2d0 mm/vmscan.c:454 drop_caches_sysctl_handler fs/drop_caches.c:68 [inline] drop_caches_sysctl_handler+0x171/0x190 fs/drop_caches.c:51 proc_sys_call_handler+0x3c2/0x5c0 fs/proc/proc_sysctl.c:601 do_iter_readv_writev+0x657/0x950 fs/read_write.c:825 vfs_writev+0x353/0xdc0 fs/read_write.c:1055 do_writev+0x132/0x330 fs/read_write.c:1101 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x260 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8fa178e969 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:00007f8fa2640038 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 RAX: ffffffffffffffda RBX: 00007f8fa19b6160 RCX: 00007f8fa178e969 RDX: 0000000000000001 RSI: 00002000000000c0 RDI: 000000000000000b RBP: 00007f8fa1810ab1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f8fa19b6160 R15: 00007ffce1a46fc8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:f2fs_evict_inode+0x1af0/0x2350 fs/f2fs/inode.c:944 Code: df 48 c1 ea 03 80 3c 02 00 0f 85 7b 06 00 00 8b 73 40 ba 01 00 00 00 48 89 ef e8 7b 6b 07 00 e9 67 fd ff ff e8 71 a6 b1 fd 90 <0f> 0b e8 69 a6 b1 fd 48 8b 7c 24 50 be 08 00 00 00 e8 2a 33 16 fe RSP: 0018:ffffc9001365f580 EFLAGS: 00010283 RAX: 0000000000007910 RBX: ffff8880574c6250 RCX: ffffc9000f0ed000 RDX: 0000000000080000 RSI: ffffffff84098bcf RDI: 0000000000000007 RBP: ffff88806acd8000 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001 R13: ffff8880574c66f0 R14: 0000000000000000 R15: ffff88806acd95a8 FS: 00007f8fa26406c0(0000) GS:ffff8881249e5000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8fa263ff98 CR3: 0000000049d87000 CR4: 0000000000350ef0