syzbot


WARNING in f2fs_submit_page_bio (2)

Status: auto-closed as invalid on 2022/06/11 20:42
Reported-by: syzbot+268b2623c9f28f189a14@syzkaller.appspotmail.com
First crash: 748d, last: 748d
Similar bugs (4)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.14 WARNING in f2fs_submit_page_bio 1 1156d 1156d 0/1 auto-closed as invalid on 2021/04/29 18:18
linux-4.19 WARNING in f2fs_submit_page_bio (2) 1 840d 840d 0/1 auto-closed as invalid on 2022/03/11 11:24
linux-4.19 WARNING in f2fs_submit_page_bio (3) 2 449d 481d 0/1 auto-obsoleted due to no activity on 2023/04/06 18:55
linux-4.19 WARNING in f2fs_submit_page_bio 1 996d 996d 0/1 auto-closed as invalid on 2021/10/06 11:11

Sample crash report:
 vfs_write+0x17f/0x4d0 fs/read_write.c:544
 SYSC_pwrite64 fs/read_write.c:632 [inline]
 SyS_pwrite64+0x116/0x140 fs/read_write.c:619
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
------------[ cut here ]------------
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
WARNING: CPU: 0 PID: 11469 at fs/f2fs/checkpoint.c:150 f2fs_is_valid_blkaddr+0x2d9/0x920 fs/f2fs/checkpoint.c:148
RIP: 0033:0x7fc3e98d6027
Kernel panic - not syncing: panic_on_warn set ...

RSP: 002b:00007fc3e8297f00 EFLAGS: 00000293 ORIG_RAX: 0000000000000012
RAX: ffffffffffffffda RBX: 00007fc3e996c9c8 RCX: 00007fc3e98d6027
RDX: 0000000000000020 RSI: 0000000020011200 RDI: 0000000000000004
RBP: 0000000000000026 R08: 0000000000000000 R09: 00007fc3e82981d0
R10: 0000000000004000 R11: 0000000000000293 R12: 0000000000000004
R13: 0000000000000004 R14: 00000000200002f0 R15: 000000000000000a
CPU: 0 PID: 11469 Comm: syz-executor.4 Not tainted 4.14.266-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 panic+0x1f9/0x42d kernel/panic.c:183
 __warn.cold+0x20/0x44 kernel/panic.c:547
 report_bug+0x208/0x250 lib/bug.c:183
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x195/0x2d0 arch/x86/kernel/traps.c:295
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:964
RIP: 0010:f2fs_is_valid_blkaddr+0x2d9/0x920 fs/f2fs/checkpoint.c:150
RSP: 0018:ffff88805680f820 EFLAGS: 00010286
RAX: dffffc0000000000 RBX: ffff888096ca83c0 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8880a2786c48 RDI: 0000000000000001
RBP: 0000000000000005 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000400
R13: 0000000000000001 R14: 0000000000001000 R15: 0000000000000200
 f2fs_submit_page_bio+0x10a/0x1380 fs/f2fs/data.c:377
 read_node_page+0x209/0x2f0 fs/f2fs/node.c:1128
 __get_node_page.part.0+0x97/0xea0 fs/f2fs/node.c:1173
 __get_node_page fs/f2fs/node.c:37 [inline]
 get_node_page+0xdd/0x170 fs/f2fs/node.c:1219
 do_read_inode fs/f2fs/inode.c:264 [inline]
 f2fs_iget+0x1e8/0x3760 fs/f2fs/inode.c:360
 f2fs_fill_super+0x30ac/0x56a0 fs/f2fs/super.c:2622
 mount_bdev+0x2b3/0x360 fs/super.c:1134
 mount_fs+0x92/0x2a0 fs/super.c:1237
 vfs_kern_mount.part.0+0x5b/0x470 fs/namespace.c:1046
 vfs_kern_mount fs/namespace.c:1036 [inline]
 do_new_mount fs/namespace.c:2572 [inline]
 do_mount+0xe65/0x2a10 fs/namespace.c:2902
 SYSC_mount fs/namespace.c:3118 [inline]
 SyS_mount+0xa8/0x120 fs/namespace.c:3095
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fa2a56d858a
RSP: 002b:00007fa2a404bf88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007fa2a56d858a
RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fa2a404bfe0
RBP: 00007fa2a404c020 R08: 00007fa2a404c020 R09: 0000000020000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000
R13: 0000000020000100 R14: 00007fa2a404bfe0 R15: 0000000020000040
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/02/11 20:41 linux-4.14.y 8034e99d1a01 8b9ca619 .config console log report info ci2-linux-4-14 WARNING in f2fs_submit_page_bio
* Struck through repros no longer work on HEAD.