syzbot


kernel BUG in __destroy_extent_tree

Status: auto-obsoleted due to no activity on 2023/06/24 17:07
Subsystems: f2fs
[Documentation on labels]
Reported-by: syzbot+15d87e3695975269de2c@syzkaller.appspotmail.com
First crash: 470d, last: 425d
Discussions (1)
Title Replies (including bot) Last reply
[syzbot] [f2fs?] kernel BUG in __destroy_extent_tree 0 (2) 2023/01/27 17:41
Last patch testing requests (1)
Created Duration User Patch Repo Result
2023/05/14 08:27 23m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci OK log

Sample crash report:
------------[ cut here ]------------
kernel BUG at fs/f2fs/extent_cache.c:1191!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 4444 Comm: syz-executor879 Not tainted 6.2.0-rc5-syzkaller-17295-g1dc22be1f91f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __destroy_extent_tree+0x2dc/0x324 fs/f2fs/extent_cache.c:1191
lr : __destroy_extent_tree+0x2dc/0x324 fs/f2fs/extent_cache.c:1191
sp : ffff80000ff0ba90
x29: ffff80000ff0bac0 x28: ffff0000caf45200 x27: 0000000000000000
x26: ffff0000ca1c2000 x25: ffff0000caf77000 x24: 0000000000000001
x23: ffff0000ca1c2bf0 x22: 0000000000000001 x21: ffff0000caf75120
x20: ffff0000caf44bf0 x19: 0000000000000000 x18: 0000000000000109
x17: 0000000000000000 x16: ffff80000dd97118 x15: ffff0000c9558000
x14: 00000000000000c0 x13: 00000000ffffffff x12: ffff0000c9558000
x11: ff8080000937af04 x10: 0000000000000000 x9 : ffff80000937af04
x8 : ffff0000c9558000 x7 : ffff80000937ae40 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000
x2 : ffff0000c9558000 x1 : 0000000000000001 x0 : 0000000000000000
Call trace:
 __destroy_extent_tree+0x2dc/0x324 fs/f2fs/extent_cache.c:1191
 f2fs_destroy_extent_tree+0x24/0x40 fs/f2fs/extent_cache.c:1204
 f2fs_evict_inode+0x180/0x97c fs/f2fs/inode.c:789
 evict+0xec/0x334 fs/inode.c:664
 iput_final fs/inode.c:1747 [inline]
 iput+0x2c4/0x324 fs/inode.c:1773
 f2fs_abort_atomic_write+0x60/0x2c0 fs/f2fs/segment.c:196
 f2fs_ioc_abort_atomic_write fs/f2fs/file.c:2182 [inline]
 __f2fs_ioctl+0x1338/0x3320 fs/f2fs/file.c:4156
 f2fs_ioctl+0x74/0xbc fs/f2fs/file.c:4242
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:870 [inline]
 __se_sys_ioctl fs/ioctl.c:856 [inline]
 __arm64_sys_ioctl+0xd0/0x140 fs/ioctl.c:856
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall arch/arm64/kernel/syscall.c:52 [inline]
 el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x48/0x104 arch/arm64/kernel/syscall.c:193
 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584
Code: 17ffffed 97bce56a d4210000 97bce568 (d4210000) 
---[ end trace 0000000000000000 ]---

Crashes (5):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/01/27 17:41 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 1dc22be1f91f 9dfcf09c .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-arm64 kernel BUG in __destroy_extent_tree
2023/02/24 17:07 upstream d2980d8d8265 ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in __destroy_extent_tree
2023/02/14 00:31 upstream b408817d4884 93ae7e0a .config console log report info ci-qemu-upstream kernel BUG in __destroy_extent_tree
2023/01/30 13:10 upstream 6d796c50f84c 7374c4e5 .config console log report info ci-qemu-upstream-386 kernel BUG in __destroy_extent_tree
2023/01/10 10:18 upstream 5a41237ad1d4 48bc529a .config console log report info ci-qemu-upstream-386 kernel BUG in __destroy_extent_tree
* Struck through repros no longer work on HEAD.