Re: [syzbot] [wireless?] INFO: task hung in switchdev_deferred_process_work (2)

From: syzbot
Date: Fri Mar 24 2023 - 22:29:32 EST


Hello,

syzbot has tested the proposed patch but the reproducer is still triggering an issue:
SYZFAIL: initialize_wifi_devices: failed set up IBSS network

2023/03/25 02:28:33 executed programs: 6
2023/03/25 02:28:33 result: hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe
SYZFAIL: initialize_wifi_devices: failed set up IBSS network
device=0 (errno 132: Operation not possible due to RF-kill)
loop exited with status 67
2023/03/25 02:28:34 result: hanged=false err=executor 1: exit status 67
SYZFAIL: initialize_wifi_devices: failed set up IBSS network
device=0 (errno 132: Operation not possible due to RF-kill)
loop exited with status 67


SYZFAIL: initialize_wifi_devices: failed set up IBSS network
device=0 (errno 132: Operation not possible due to RF-kill)
loop exited with status 67
2023/03/25 02:28:34 result: hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

SYZFAIL: initialize_wifi_devices: failed set up IBSS network
device=0 (errno 132: Operation not possible due to RF-kill)
loop exited with status 67
2023/03/25 02:28:38 result: hanged=false err=executor 1: EOF
SYZFAIL: wrong response packet
(errno 16: Device or resource busy)


2023/03/25 02:28:38 result: hanged=false err=executor 0: EOF
SYZFAIL: wrong response packet
(errno 16: Device or resource busy)


2023/03/25 02:28:38 executed programs: 27


Tested on:

commit: 65aca32e Merge tag 'mm-hotfixes-stable-2023-03-24-17-0..
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
console output: https://syzkaller.appspot.com/x/log.txt?x=13227efec80000
kernel config: https://syzkaller.appspot.com/x/.config?x=4a2ca2de6ed94982
dashboard link: https://syzkaller.appspot.com/bug?extid=8ecc009e206a956ab317
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2

Note: no patches were applied.