loop0: detected capacity change from 0 to 40427 F2FS-fs (loop0): build fault injection rate: 174 F2FS-fs (loop0): build fault injection type: 0x3bfe8c F2FS-fs (loop0): invalid crc value F2FS-fs (loop0): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 F2FS-fs (loop0): inject inconsistent footer in f2fs_sanity_check_node_footer of __get_node_folio+0x8be/0xdc0 fs/f2fs/node.c:1603 F2FS-fs (loop0): inconsistent node block, node_type:1, nid:20, node_footer[nid:20,ino:20,ofs:0,cpver:0,blkaddr:0] overlayfs: conflicting lowerdir path ------------[ cut here ]------------ kernel BUG at fs/f2fs/inode.c:977! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5317 Comm: syz.0.0 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+0x199c/0x19b0 fs/f2fs/inode.c:977 Code: fd 48 c7 c7 00 a9 9b 8e be 04 00 00 00 e8 dc bd 75 fd 65 49 ff 46 08 e9 b1 e8 ff ff e8 bd 7e 91 fd 90 0f 0b e8 b5 7e 91 fd 90 <0f> 0b e8 ad 7e 91 fd 90 0f 0b 90 e9 ea fe ff ff 0f 1f 40 00 90 90 RSP: 0018:ffffc900035bf360 EFLAGS: 00010283 RAX: ffffffff8434c64b RBX: ffff88804392ac60 RCX: 0000000000100000 RDX: ffffc90020001000 RSI: 000000000004bedf RDI: 000000000004bee0 RBP: ffffc900035bf4d0 R08: ffff88804392b0bf R09: 1ffff11008725617 R10: dffffc0000000000 R11: ffffed1008725618 R12: ffff88804392aca0 R13: dffffc0000000000 R14: 0000000000000002 R15: ffff88801298c0c0 FS: 00007f6d946f56c0(0000) GS:ffff88808c848000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6d946d2f90 CR3: 0000000044058000 CR4: 0000000000352ef0 Call Trace: evict+0x624/0xb50 fs/inode.c:828 dispose_list fs/inode.c:870 [inline] prune_icache_sb+0x223/0x2d0 fs/inode.c:1017 super_cache_scan+0x38d/0x4a0 fs/super.c:225 do_shrink_slab+0x6d0/0x10e0 mm/shrinker.c:434 shrink_slab_memcg mm/shrinker.c:551 [inline] shrink_slab+0x838/0x1220 mm/shrinker.c:629 drop_slab_node mm/vmscan.c:413 [inline] drop_slab+0x140/0x280 mm/vmscan.c:431 drop_caches_sysctl_handler+0xc7/0x170 fs/drop_caches.c:68 proc_sys_call_handler+0x566/0x960 fs/proc/proc_sysctl.c:600 do_iter_readv_writev+0x612/0x8c0 fs/read_write.c:-1 vfs_writev+0x343/0x990 fs/read_write.c:1058 do_writev+0x154/0x2e0 fs/read_write.c:1104 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f6d9379ce59 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f6d946f4fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 RAX: ffffffffffffffda RBX: 00007f6d93a15fa0 RCX: 00007f6d9379ce59 RDX: 0000000000000001 RSI: 00002000000000c0 RDI: 0000000000000004 RBP: 00007f6d93832e6f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f6d93a16038 R14: 00007f6d93a15fa0 R15: 00007fff78bab178 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:f2fs_evict_inode+0x199c/0x19b0 fs/f2fs/inode.c:977 Code: fd 48 c7 c7 00 a9 9b 8e be 04 00 00 00 e8 dc bd 75 fd 65 49 ff 46 08 e9 b1 e8 ff ff e8 bd 7e 91 fd 90 0f 0b e8 b5 7e 91 fd 90 <0f> 0b e8 ad 7e 91 fd 90 0f 0b 90 e9 ea fe ff ff 0f 1f 40 00 90 90 RSP: 0018:ffffc900035bf360 EFLAGS: 00010283 RAX: ffffffff8434c64b RBX: ffff88804392ac60 RCX: 0000000000100000 RDX: ffffc90020001000 RSI: 000000000004bedf RDI: 000000000004bee0 RBP: ffffc900035bf4d0 R08: ffff88804392b0bf R09: 1ffff11008725617 R10: dffffc0000000000 R11: ffffed1008725618 R12: ffff88804392aca0 R13: dffffc0000000000 R14: 0000000000000002 R15: ffff88801298c0c0 FS: 00007f6d946f56c0(0000) GS:ffff88808c848000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6d946d2f90 CR3: 0000000044058000 CR4: 0000000000352ef0