syzbot


divide error in mwifiex_usb_dnld_fw

Status: auto-obsoleted due to no activity on 2022/09/05 07:00
Reported-by: syzbot+4e7b6c94d22f4bfca9a0@syzkaller.appspotmail.com
First crash: 353d, last: 333d
Patch testing requests:
Created Duration User Patch Repo Result
2022/09/05 06:27 21m https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing OK log
2021/10/19 02:47 21m 11126903@vivo.com patch linux-next OK

Sample crash report:
divide error: 0000 [#1] SMP KASAN
CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 5.15.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events request_firmware_work_func
RIP: 0010:mwifiex_write_data_sync drivers/net/wireless/marvell/mwifiex/usb.c:696 [inline]
RIP: 0010:mwifiex_prog_fw_w_helper drivers/net/wireless/marvell/mwifiex/usb.c:1437 [inline]
RIP: 0010:mwifiex_usb_dnld_fw+0xabd/0x11a0 drivers/net/wireless/marvell/mwifiex/usb.c:1518
Code: 00 00 00 48 8d bb 70 01 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 28 84 c0 74 08 3c 03 0f 8e c2 04 00 00 8b 44 24 10 31 d2 31 ff <f7> b3 70 01 00 00 89 d6 89 54 24 20 e8 f2 e9 00 fe 8b 54 24 20 8b
RSP: 0018:ffffc9000012f9b0 EFLAGS: 00010246
RAX: 0000000000000014 RBX: ffff88810a724028 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8340e60c RDI: 0000000000000000
RBP: ffff88810a8af800 R08: 0000000000000000 R09: ffff88810a8af800
R10: ffffffff8340e5d2 R11: 0000000000000000 R12: 0000000000000003
R13: dffffc0000000000 R14: ffffc9000012fa58 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc8edc7c70 CR3: 000000010d046000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 _mwifiex_fw_dpc+0x181/0x10a0 drivers/net/wireless/marvell/mwifiex/main.c:542
 request_firmware_work_func+0x12c/0x230 drivers/base/firmware_loader/main.c:1081
 process_one_work+0x9bf/0x1620 kernel/workqueue.c:2297
 worker_thread+0x658/0x11f0 kernel/workqueue.c:2444
 kthread+0x3c2/0x4a0 kernel/kthread.c:319
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
Modules linked in:
---[ end trace 461e13770bd5d6b4 ]---
RIP: 0010:mwifiex_write_data_sync drivers/net/wireless/marvell/mwifiex/usb.c:696 [inline]
RIP: 0010:mwifiex_prog_fw_w_helper drivers/net/wireless/marvell/mwifiex/usb.c:1437 [inline]
RIP: 0010:mwifiex_usb_dnld_fw+0xabd/0x11a0 drivers/net/wireless/marvell/mwifiex/usb.c:1518
Code: 00 00 00 48 8d bb 70 01 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 28 84 c0 74 08 3c 03 0f 8e c2 04 00 00 8b 44 24 10 31 d2 31 ff <f7> b3 70 01 00 00 89 d6 89 54 24 20 e8 f2 e9 00 fe 8b 54 24 20 8b
RSP: 0018:ffffc9000012f9b0 EFLAGS: 00010246
RAX: 0000000000000014 RBX: ffff88810a724028 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8340e60c RDI: 0000000000000000
RBP: ffff88810a8af800 R08: 0000000000000000 R09: ffff88810a8af800
R10: ffffffff8340e5d2 R11: 0000000000000000 R12: 0000000000000003
R13: dffffc0000000000 R14: ffffc9000012fa58 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc8edc7c70 CR3: 000000010d046000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	00 00                	add    %al,(%rax)
   2:	00 48 8d             	add    %cl,-0x73(%rax)
   5:	bb 70 01 00 00       	mov    $0x170,%ebx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	48 c1 e8 03          	shr    $0x3,%rax
  11:	42 0f b6 04 28       	movzbl (%rax,%r13,1),%eax
  16:	84 c0                	test   %al,%al
  18:	74 08                	je     0x22
  1a:	3c 03                	cmp    $0x3,%al
  1c:	0f 8e c2 04 00 00    	jle    0x4e4
  22:	8b 44 24 10          	mov    0x10(%rsp),%eax
  26:	31 d2                	xor    %edx,%edx
  28:	31 ff                	xor    %edi,%edi
* 2a:	f7 b3 70 01 00 00    	divl   0x170(%rbx) <-- trapping instruction
  30:	89 d6                	mov    %edx,%esi
  32:	89 54 24 20          	mov    %edx,0x20(%rsp)
  36:	e8 f2 e9 00 fe       	callq  0xfe00ea2d
  3b:	8b 54 24 20          	mov    0x20(%rsp),%edx
  3f:	8b                   	.byte 0x8b

Crashes (73):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-upstream-usb 2021/10/15 18:25 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config log report syz C divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/11/04 10:17 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 4c1be0be .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/11/04 05:58 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 4c1be0be .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/11/03 23:14 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 4c1be0be .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/11/03 20:27 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 4c1be0be .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/11/03 18:46 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 4c1be0be .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/11/03 16:47 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 4c1be0be .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/11/02 23:39 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 17f3edd2 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/11/02 13:20 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 098b5d53 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/11/01 09:35 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 098b5d53 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/11/01 06:10 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 098b5d53 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/11/01 05:08 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 098b5d53 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/31 21:19 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 098b5d53 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/31 04:02 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 098b5d53 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/30 23:41 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 098b5d53 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/30 21:18 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c47055e943b0 098b5d53 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/30 19:03 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c47055e943b0 098b5d53 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/30 16:47 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c47055e943b0 098b5d53 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/30 13:56 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c47055e943b0 098b5d53 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/29 18:39 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 79a4479a17b8 2353a3ec .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/29 11:51 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 79a4479a17b8 2353a3ec .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/29 08:35 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 79a4479a17b8 2353a3ec .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/29 05:55 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 79a4479a17b8 be531bb4 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/29 00:32 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 79a4479a17b8 be531bb4 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/28 20:33 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 79a4479a17b8 be531bb4 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/28 15:53 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 79a4479a17b8 be531bb4 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/27 09:05 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 79a4479a17b8 d50eb50a .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/26 21:24 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 79a4479a17b8 d50eb50a .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/26 19:11 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing e8d6336d9d71 d50eb50a .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/26 03:44 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing e8d6336d9d71 c1132b49 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/25 23:59 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing e8d6336d9d71 c1132b49 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/25 07:17 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c26f1c109d21 4f0000ee .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/25 01:22 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c26f1c109d21 4f0000ee .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/25 00:16 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c26f1c109d21 4f0000ee .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/24 22:08 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c26f1c109d21 282f03fb .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/24 14:36 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c26f1c109d21 282f03fb .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/24 10:26 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c26f1c109d21 282f03fb .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/24 09:52 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c26f1c109d21 282f03fb .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/24 09:41 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c26f1c109d21 282f03fb .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/23 07:49 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c26f1c109d21 282f03fb .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/22 18:17 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c26f1c109d21 282f03fb .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/22 16:33 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c26f1c109d21 282f03fb .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/22 16:32 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c26f1c109d21 282f03fb .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/21 11:09 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing b851f7c7b8fd f111d03b .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/21 09:21 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing b851f7c7b8fd f111d03b .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/21 07:53 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing b851f7c7b8fd f111d03b .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/21 03:44 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing b851f7c7b8fd f111d03b .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/21 02:17 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing b851f7c7b8fd f111d03b .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/20 08:51 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 8ef1e58783b9 466b7db1 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/20 02:23 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 8ef1e58783b9 466b7db1 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/19 22:32 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 8ef1e58783b9 466b7db1 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/19 16:54 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 8ef1e58783b9 24dc29db .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/19 14:28 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 8ef1e58783b9 24dc29db .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/19 11:31 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 8ef1e58783b9 24dc29db .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/19 09:23 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 8ef1e58783b9 24dc29db .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/19 06:19 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 8ef1e58783b9 24dc29db .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/18 15:22 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c03fb16bafdf 0c5d9412 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/18 07:13 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/18 00:15 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/17 21:30 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/17 01:43 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/17 00:52 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/16 16:38 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/16 15:25 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/16 12:17 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/16 09:57 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/16 06:24 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/16 05:03 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/15 17:36 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/15 15:06 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config log report info divide error in mwifiex_usb_dnld_fw
ci2-upstream-usb 2021/10/15 14:59 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config log report info divide error in mwifiex_usb_dnld_fw
* Struck through repros no longer work on HEAD.