syzbot


BUG: unable to handle kernel paging request in ni_write_inode

Status: upstream: reported C repro on 2023/03/10 21:38
Bug presence: origin:lts-only
[Documentation on labels]
Reported-by: syzbot+ba95aa88fe0e1c3e132f@syzkaller.appspotmail.com
First crash: 472d, last: 112d
Bug presence (2)
Date Name Commit Repro Result
2023/05/03 linux-6.1.y (ToT) ca48fc16c493 C [report] BUG: unable to handle kernel paging request in ni_write_inode
2023/05/03 upstream (ToT) 348551ddaf31 C Didn't crash
Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-5.15 BUG: unable to handle kernel paging request in ni_write_inode origin:lts-only C error 29 399d 472d 0/3 upstream: reported C repro on 2023/03/10 22:20
upstream BUG: unable to handle kernel NULL pointer dereference in ni_write_inode ntfs3 C error 596 408d 640d 22/27 fixed on 2023/06/08 14:41
Fix bisection attempts (1)
Created Duration User Patch Repo Result
2023/09/21 05:38 1h42m fix candidate upstream job log (0)

Sample crash report:
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206
 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
Unable to handle kernel paging request at virtual address dfff800000000002
KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017]
Mem abort info:
  ESR = 0x0000000096000006
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x06: level 2 translation fault
Data abort info:
  ISV = 0, ISS = 0x00000006
  CM = 0, WnR = 0
[dfff800000000002] address between user and kernel address ranges
Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4226 Comm: syz-executor439 Not tainted 6.1.75-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : is_rec_inuse fs/ntfs3/ntfs.h:313 [inline]
pc : ni_write_inode+0x178/0xfb8 fs/ntfs3/frecord.c:3258
lr : ni_write_inode+0x144/0xfb8 fs/ntfs3/frecord.c:3252
sp : ffff80001dcf7680
x29: ffff80001dcf7790 x28: 1fffe0001b22740a x27: ffff0000d913a050
x26: ffff80001dcf7700 x25: 0000000000000016 x24: ffff0000e285e000
x23: 0000000000000000 x22: dfff800000000000 x21: ffff0000d913a000
x20: ffff0000e285e230 x19: ffff700003b9eedc x18: ffff80001dcf6cc0
x17: 0000000000000000 x16: ffff80001214cffc x15: 0000000000000000
x14: 1ffff00002b060b0 x13: dfff800000000000 x12: 00000000e131f0d8
x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff0000e285dfe0
x8 : 0000000000000002 x7 : ffff800009684c60 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000125b3fa0
x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000
Call trace:
 is_rec_inuse fs/ntfs3/ntfs.h:313 [inline]
 ni_write_inode+0x178/0xfb8 fs/ntfs3/frecord.c:3258
 ntfs_evict_inode+0x70/0xc8 fs/ntfs3/inode.c:1765
 evict+0x260/0x68c fs/inode.c:666
 iput_final fs/inode.c:1791 [inline]
 iput+0x7c0/0x8a4 fs/inode.c:1817
 ntfs_new_inode+0x98/0x110 fs/ntfs3/fsntfs.c:1653
 ntfs_create_inode+0x3dc/0x2a10 fs/ntfs3/inode.c:1301
 ntfs_symlink+0x5c/0x7c fs/ntfs3/namei.c:200
 vfs_symlink+0x244/0x3a8 fs/namei.c:4479
 do_symlinkat+0x1bc/0x45c fs/namei.c:4508
 __do_sys_symlinkat fs/namei.c:4525 [inline]
 __se_sys_symlinkat fs/namei.c:4522 [inline]
 __arm64_sys_symlinkat+0xa4/0xbc fs/namei.c:4522
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206
 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
Code: d1094289 91005919 f9001fe9 d343ff28 (38f66908) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	d1094289 	sub	x9, x20, #0x250
   4:	91005919 	add	x25, x8, #0x16
   8:	f9001fe9 	str	x9, [sp, #56]
   c:	d343ff28 	lsr	x8, x25, #3
* 10:	38f66908 	ldrsb	w8, [x8, x22] <-- trapping instruction

Crashes (206):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/01/28 09:33 linux-6.1.y 883d1a956208 cc4a4020 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2023/10/17 18:33 linux-6.1.y adc4d740ad9e 342b9c55 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2023/03/10 21:55 linux-6.1.y 8a923980a190 5205ef30 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2023/07/08 04:49 linux-6.1.y 61fd484b2cf6 668cb1fa .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2023/03/27 00:59 linux-6.1.y e3a87a10f259 fbf0499a .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan general protection fault in ni_write_inode
2024/03/04 20:09 linux-6.1.y a3eb3a74aa8c 3717835d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/03/04 07:56 linux-6.1.y a3eb3a74aa8c 25905f5d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/03/04 05:13 linux-6.1.y a3eb3a74aa8c 25905f5d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/03/04 03:19 linux-6.1.y a3eb3a74aa8c 25905f5d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/03/03 20:55 linux-6.1.y a3eb3a74aa8c 25905f5d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/03/03 02:14 linux-6.1.y a3eb3a74aa8c 25905f5d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/03/02 17:22 linux-6.1.y a3eb3a74aa8c 25905f5d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/03/02 12:50 linux-6.1.y a3eb3a74aa8c 25905f5d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/02/29 13:48 linux-6.1.y 81e1dc2f7001 352ab904 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/02/29 12:29 linux-6.1.y 81e1dc2f7001 352ab904 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/02/29 11:23 linux-6.1.y 81e1dc2f7001 352ab904 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/02/27 23:40 linux-6.1.y 81e1dc2f7001 d367cbe5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/02/27 14:49 linux-6.1.y 81e1dc2f7001 05e69c83 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/02/27 01:11 linux-6.1.y 81e1dc2f7001 da36a36b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/02/26 12:48 linux-6.1.y 81e1dc2f7001 8d446f15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/02/25 11:32 linux-6.1.y 81e1dc2f7001 8d446f15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/02/24 09:50 linux-6.1.y 81e1dc2f7001 8d446f15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/02/21 15:56 linux-6.1.y 8b4118fabd6e 3af7dd65 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/02/21 13:55 linux-6.1.y 8b4118fabd6e 3af7dd65 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/02/19 00:39 linux-6.1.y 8b4118fabd6e 578f7538 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/02/13 06:21 linux-6.1.y f1bb70486c9c 77b23aa1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/02/09 07:55 linux-6.1.y f1bb70486c9c 7f07e9b0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/02/07 20:34 linux-6.1.y f1bb70486c9c 6404acf9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/02/07 19:29 linux-6.1.y f1bb70486c9c 6404acf9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/02/06 23:44 linux-6.1.y f1bb70486c9c 6404acf9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/01/30 18:26 linux-6.1.y 883d1a956208 7f400fcb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/01/28 09:14 linux-6.1.y 883d1a956208 cc4a4020 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/01/23 01:09 linux-6.1.y 8fd7f4462453 9bd8dcda .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/01/22 23:32 linux-6.1.y 8fd7f4462453 9bd8dcda .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/01/22 17:23 linux-6.1.y 8fd7f4462453 9bd8dcda .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/01/21 17:17 linux-6.1.y 8fd7f4462453 9bd8dcda .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/01/20 23:21 linux-6.1.y 8fd7f4462453 9bd8dcda .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/01/17 08:30 linux-6.1.y fec3b1451d5f 2a7bcc7f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/01/17 06:24 linux-6.1.y fec3b1451d5f 2a7bcc7f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/01/16 23:59 linux-6.1.y fec3b1451d5f 2a7bcc7f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/01/15 16:41 linux-6.1.y 7c58bfa711cb 551587c1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/01/13 23:46 linux-6.1.y 7c58bfa711cb 551587c1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/01/13 12:30 linux-6.1.y 7c58bfa711cb 551587c1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/01/08 03:30 linux-6.1.y 38fb82ecd144 d0304e9c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/01/06 11:31 linux-6.1.y 38fb82ecd144 d0304e9c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/01/02 16:36 linux-6.1.y a507f147e6f0 fb427a07 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2024/01/01 13:12 linux-6.1.y 4aa6747d9352 fb427a07 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2023/12/30 23:48 linux-6.1.y 4aa6747d9352 fb427a07 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2023/12/30 17:43 linux-6.1.y 4aa6747d9352 fb427a07 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2023/12/30 12:03 linux-6.1.y 4aa6747d9352 fb427a07 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2023/12/28 23:51 linux-6.1.y 4aa6747d9352 fb427a07 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2023/12/28 20:08 linux-6.1.y 4aa6747d9352 fb427a07 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2023/03/10 21:38 linux-6.1.y 8a923980a190 5205ef30 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 BUG: unable to handle kernel paging request in ni_write_inode
2023/08/16 13:32 linux-6.1.y 1321ab403b38 39990d51 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan general protection fault in ni_write_inode
2023/07/23 05:49 linux-6.1.y a456e1743881 27cbe77f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan general protection fault in ni_write_inode
* Struck through repros no longer work on HEAD.