syzbot


kernel BUG in process_one_work

Status: auto-obsoleted due to no activity on 2023/07/24 22:53
Reported-by: syzbot+4f72e1f5555082498461@syzkaller.appspotmail.com
First crash: 480d, last: 480d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream kernel BUG in process_one_work net C done 3 526d 529d 0/27 closed as dup on 2023/02/07 15:09

Sample crash report:
------------[ cut here ]------------
kernel BUG at net/core/skbuff.c:2148!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 13206 Comm: kworker/0:16 Not tainted 6.1.21-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
Workqueue: events nsim_dev_trap_report_work
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : skb_put+0x1c8/0x1cc net/core/skbuff.c:2148
lr : skb_put+0x1c8/0x1cc net/core/skbuff.c:2148
sp : ffff80001f697a10
x29: ffff80001f697a10 x28: dfff800000000000 x27: 1fffe000368ba10d
x26: 0000000008305530 x25: dfff800000000000 x24: ffff0001b45d09a0
x23: 00000000ffff8000 x22: ffff0001b45d0868 x21: ffff80000d9a18ac
x20: ffff0001b45d07a0 x19: 0000000000000014 x18: dfff800000000000
x17: 000000007517ba95 x16: ffff800012023c80 x15: 00000000d1679137
x14: 00000000bf08771e x13: 977a641d6021f97c x12: 0000000000000008
x11: ff80800010372650 x10: 0000000000000000 x9 : ffff800010372650
x8 : ffff0000d9e351c0 x7 : 0000000000000000 x6 : 000000007ca59d5a
x5 : ffff00012144e00c x4 : 0000000000000000 x3 : ffff80000b6fbfec
x2 : ffffffffffffffc0 x1 : 00000000ffff8000 x0 : 0000000000000000
Call trace:
 skb_put+0x1c8/0x1cc net/core/skbuff.c:2148
 nsim_dev_trap_skb_build drivers/net/netdevsim/dev.c:764 [inline]
 nsim_dev_trap_report drivers/net/netdevsim/dev.c:808 [inline]
 nsim_dev_trap_report_work+0x368/0x924 drivers/net/netdevsim/dev.c:853
 process_one_work+0x7ac/0x1404 kernel/workqueue.c:2289
 worker_thread+0x8e4/0xfec kernel/workqueue.c:2436
 kthread+0x24c/0x2d4 kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860
Code: aa1603e0 9617ca6c 17ffffc1 960609b4 (d4210000) 
---[ end trace 0000000000000000 ]---

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/03/26 22:51 linux-6.1.y e3a87a10f259 fbf0499a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in process_one_work
* Struck through repros no longer work on HEAD.