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INFO: task hung in ieee80211_register_hw (6)

Status: auto-obsoleted due to no activity on 2024/09/16 03:48
Subsystems: wireless
[Documentation on labels]
First crash: 153d, last: 126d
Similar bugs (8)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 INFO: task hung in ieee80211_register_hw 4 129d 134d 0/3 auto-obsoleted due to no activity on 2024/09/23 16:13
upstream INFO: task hung in ieee80211_register_hw (2) wireless 2 995d 1053d 0/28 closed as invalid on 2022/02/08 09:40
linux-4.19 INFO: task hung in ieee80211_register_hw 1 763d 763d 0/1 auto-obsoleted due to no activity on 2023/01/18 17:32
upstream INFO: task hung in ieee80211_register_hw (5) wireless 1 280d 280d 0/28 auto-obsoleted due to no activity on 2024/04/15 01:54
linux-5.15 INFO: task hung in ieee80211_register_hw 1 137d 137d 0/3 auto-obsoleted due to no activity on 2024/09/15 00:03
upstream INFO: task hung in ieee80211_register_hw (3) wireless 1 962d 962d 0/28 auto-closed as invalid on 2022/06/03 18:58
upstream INFO: task hung in ieee80211_register_hw (4) wireless 1 449d 449d 0/28 auto-obsoleted due to no activity on 2023/10/29 15:52
upstream INFO: task hung in ieee80211_register_hw wireless 1 1679d 1679d 0/28 auto-closed as invalid on 2020/06/15 23:33

Sample crash report:
INFO: task syz-executor.2:9579 blocked for more than 143 seconds.
      Not tainted 6.10.0-rc2-syzkaller-00315-gdc772f8237f9 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2  state:D stack:23472 pid:9579  tgid:9575  ppid:8382   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5408 [inline]
 __schedule+0x1796/0x49d0 kernel/sched/core.c:6745
 __schedule_loop kernel/sched/core.c:6822 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6837
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
 __mutex_lock_common kernel/locking/mutex.c:684 [inline]
 __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752
 ieee80211_register_hw+0x2bd3/0x3d80 net/mac80211/main.c:1507
 mac80211_hwsim_new_radio+0x2597/0x44c0 drivers/net/wireless/virtual/mac80211_hwsim.c:5470
 hwsim_new_radio_nl+0xe4c/0x21d0 drivers/net/wireless/virtual/mac80211_hwsim.c:6151
 genl_family_rcv_msg_doit net/netlink/genetlink.c:1115 [inline]
 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline]
 genl_rcv_msg+0xb14/0xec0 net/netlink/genetlink.c:1210
 netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2564
 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219
 netlink_unicast_kernel net/netlink/af_netlink.c:1335 [inline]
 netlink_unicast+0x7ea/0x980 net/netlink/af_netlink.c:1361
 netlink_sendmsg+0x8db/0xcb0 net/netlink/af_netlink.c:1905
 sock_sendmsg_nosec net/socket.c:730 [inline]
 __sock_sendmsg+0x221/0x270 net/socket.c:745
 ____sys_sendmsg+0x525/0x7d0 net/socket.c:2585
 ___sys_sendmsg net/socket.c:2639 [inline]
 __sys_sendmsg+0x2b0/0x3a0 net/socket.c:2668
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9ae6c7cf69
RSP: 002b:00007f9ae79230c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f9ae6db4050 RCX: 00007f9ae6c7cf69
RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000009
RBP: 00007f9ae6cda6fe R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f9ae6db4050 R15: 00007ffd0aa67018
 </TASK>
INFO: task syz-executor.0:9586 blocked for more than 143 seconds.
      Not tainted 6.10.0-rc2-syzkaller-00315-gdc772f8237f9 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0  state:D stack:27264 pid:9586  tgid:9580  ppid:5390   flags:0x00000006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5408 [inline]
 __schedule+0x1796/0x49d0 kernel/sched/core.c:6745

Crashes (4):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/06/09 01:20 upstream dc772f8237f9 82c05ab8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in ieee80211_register_hw
2024/05/24 13:40 upstream 8f6a15f095a6 8f98448e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in ieee80211_register_hw
2024/05/22 18:06 net 30a92c9e3d6b 4d098039 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in ieee80211_register_hw
2024/06/18 03:47 net-next 3ec8d7572a69 1f11cfd7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_register_hw
* Struck through repros no longer work on HEAD.