WARNING in __rate_control_send_low
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syzbot
19 Oct 2020, 8:45:20 am19/10/20
to syzkaller...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: ad326970 Linux 4.19.152
git tree: linux-4.19.y
console output: https://syzkaller.appspot.com/x/log.txt?x=171ab1cf900000
kernel config: https://syzkaller.appspot.com/x/.config?x=19e1d59b1459bb9a
dashboard link: https://syzkaller.appspot.com/bug?extid=551dc2768e71993d3661
compiler: gcc (GCC) 10.1.0-syz 20200507
Unfortunately, I don't have any reproducer for this issue yet.
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+551dc2...@syzkaller.appspotmail.com
------------[ cut here ]------------
no supported rates (0xffffffff) in rate_mask 0x0 with flags 0x0
WARNING: CPU: 1 PID: 7782 at net/mac80211/rate.c:359 __rate_control_send_low+0x5e7/0x710 net/mac80211/rate.c:359
Kernel panic - not syncing: panic_on_warn set ...
CPU: 1 PID: 7782 Comm: kworker/u4:5 Not tainted 4.19.152-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: phy6 ieee80211_scan_work
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x22c/0x33e lib/dump_stack.c:118
panic+0x2ac/0x565 kernel/panic.c:186
__warn.cold+0x20/0x5a kernel/panic.c:541
report_bug+0x262/0x2b0 lib/bug.c:186
fixup_bug arch/x86/kernel/traps.c:178 [inline]
fixup_bug arch/x86/kernel/traps.c:173 [inline]
do_error_trap+0x1e1/0x330 arch/x86/kernel/traps.c:296
invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038
RIP: 0010:__rate_control_send_low+0x5e7/0x710 net/mac80211/rate.c:359
Code: 0f 85 26 01 00 00 48 8b 44 24 10 44 8b 24 a8 e8 7f d6 1e fa 8b 54 24 2c 44 89 e9 44 89 e6 48 c7 c7 40 99 cd 88 e8 2f 82 ef f9 <0f> 0b e9 77 fd ff ff 48 8b 7c 24 30 e8 88 26 58 fa e9 37 fb ff ff
RSP: 0018:ffff88804abdf610 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff88809e3b1be8 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff815b62af RDI: ffffed100957beb4
RBP: ffff888047d033a8 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: 00000000ffffffff
R13: 0000000000000000 R14: 000000000000000c R15: ffff888047d01aa0
rate_control_send_low+0x276/0x720 net/mac80211/rate.c:383
minstrel_ht_get_rate+0x5d/0x18a0 net/mac80211/rc80211_minstrel_ht.c:1045
rate_control_get_rate+0x46c/0x5b0 net/mac80211/rate.c:910
ieee80211_tx_h_rate_ctrl+0xa97/0x1880 net/mac80211/tx.c:745
invoke_tx_handlers_early+0x8c7/0x2010 net/mac80211/tx.c:1752
ieee80211_tx+0x28d/0x400 net/mac80211/tx.c:1896
ieee80211_xmit+0x2e6/0x3b0 net/mac80211/tx.c:1986
__ieee80211_tx_skb_tid_band+0x209/0x2b0 net/mac80211/tx.c:4849
ieee80211_tx_skb_tid_band net/mac80211/ieee80211_i.h:1911 [inline]
ieee80211_send_scan_probe_req net/mac80211/scan.c:561 [inline]
ieee80211_scan_state_send_probe+0x45b/0x9d0 net/mac80211/scan.c:590
ieee80211_scan_work+0x77e/0x1ae0 net/mac80211/scan.c:1004
process_one_work+0x796/0x14e0 kernel/workqueue.c:2155
worker_thread+0x64c/0x1130 kernel/workqueue.c:2298
kthread+0x33f/0x460 kernel/kthread.c:259
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
Kernel Offset: disabled
Rebooting in 86400 seconds..
---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.
syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot found the following issue on:
HEAD commit: ad326970 Linux 4.19.152
git tree: linux-4.19.y
console output: https://syzkaller.appspot.com/x/log.txt?x=171ab1cf900000
kernel config: https://syzkaller.appspot.com/x/.config?x=19e1d59b1459bb9a
dashboard link: https://syzkaller.appspot.com/bug?extid=551dc2768e71993d3661
compiler: gcc (GCC) 10.1.0-syz 20200507
Unfortunately, I don't have any reproducer for this issue yet.
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+551dc2...@syzkaller.appspotmail.com
------------[ cut here ]------------
no supported rates (0xffffffff) in rate_mask 0x0 with flags 0x0
WARNING: CPU: 1 PID: 7782 at net/mac80211/rate.c:359 __rate_control_send_low+0x5e7/0x710 net/mac80211/rate.c:359
Kernel panic - not syncing: panic_on_warn set ...
CPU: 1 PID: 7782 Comm: kworker/u4:5 Not tainted 4.19.152-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: phy6 ieee80211_scan_work
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x22c/0x33e lib/dump_stack.c:118
panic+0x2ac/0x565 kernel/panic.c:186
__warn.cold+0x20/0x5a kernel/panic.c:541
report_bug+0x262/0x2b0 lib/bug.c:186
fixup_bug arch/x86/kernel/traps.c:178 [inline]
fixup_bug arch/x86/kernel/traps.c:173 [inline]
do_error_trap+0x1e1/0x330 arch/x86/kernel/traps.c:296
invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038
RIP: 0010:__rate_control_send_low+0x5e7/0x710 net/mac80211/rate.c:359
Code: 0f 85 26 01 00 00 48 8b 44 24 10 44 8b 24 a8 e8 7f d6 1e fa 8b 54 24 2c 44 89 e9 44 89 e6 48 c7 c7 40 99 cd 88 e8 2f 82 ef f9 <0f> 0b e9 77 fd ff ff 48 8b 7c 24 30 e8 88 26 58 fa e9 37 fb ff ff
RSP: 0018:ffff88804abdf610 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff88809e3b1be8 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff815b62af RDI: ffffed100957beb4
RBP: ffff888047d033a8 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: 00000000ffffffff
R13: 0000000000000000 R14: 000000000000000c R15: ffff888047d01aa0
rate_control_send_low+0x276/0x720 net/mac80211/rate.c:383
minstrel_ht_get_rate+0x5d/0x18a0 net/mac80211/rc80211_minstrel_ht.c:1045
rate_control_get_rate+0x46c/0x5b0 net/mac80211/rate.c:910
ieee80211_tx_h_rate_ctrl+0xa97/0x1880 net/mac80211/tx.c:745
invoke_tx_handlers_early+0x8c7/0x2010 net/mac80211/tx.c:1752
ieee80211_tx+0x28d/0x400 net/mac80211/tx.c:1896
ieee80211_xmit+0x2e6/0x3b0 net/mac80211/tx.c:1986
__ieee80211_tx_skb_tid_band+0x209/0x2b0 net/mac80211/tx.c:4849
ieee80211_tx_skb_tid_band net/mac80211/ieee80211_i.h:1911 [inline]
ieee80211_send_scan_probe_req net/mac80211/scan.c:561 [inline]
ieee80211_scan_state_send_probe+0x45b/0x9d0 net/mac80211/scan.c:590
ieee80211_scan_work+0x77e/0x1ae0 net/mac80211/scan.c:1004
process_one_work+0x796/0x14e0 kernel/workqueue.c:2155
worker_thread+0x64c/0x1130 kernel/workqueue.c:2298
kthread+0x33f/0x460 kernel/kthread.c:259
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
Kernel Offset: disabled
Rebooting in 86400 seconds..
---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.
syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot
19 Oct 2020, 4:37:17 pm19/10/20
to syzkaller...@googlegroups.com
syzbot has found a reproducer for the following issue on:
HEAD commit: ad326970 Linux 4.19.152
git tree: linux-4.19.y
console output: https://syzkaller.appspot.com/x/log.txt?x=12658437900000
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+551dc2...@syzkaller.appspotmail.com
device veth0_vlan left promiscuous mode
Bluetooth: hci2: command 0x0409 tx timeout
wlan0: Trigger new scan to find an IBSS to join
RAX: 0000000000000000 RBX: ffff888095eb8ea8 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff815b62af RDI: ffffed10104aaeb4
RBP: ffff888084643528 R08: 0000000000000001 R09: 0000000000000000
HEAD commit: ad326970 Linux 4.19.152
git tree: linux-4.19.y
kernel config: https://syzkaller.appspot.com/x/.config?x=19e1d59b1459bb9a
dashboard link: https://syzkaller.appspot.com/bug?extid=551dc2768e71993d3661
compiler: gcc (GCC) 10.1.0-syz 20200507
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15cf8de8500000
dashboard link: https://syzkaller.appspot.com/bug?extid=551dc2768e71993d3661
compiler: gcc (GCC) 10.1.0-syz 20200507
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+551dc2...@syzkaller.appspotmail.com
Bluetooth: hci2: command 0x0409 tx timeout
wlan0: Trigger new scan to find an IBSS to join
------------[ cut here ]------------
no supported rates (0xffffffff) in rate_mask 0x0 with flags 0x0
WARNING: CPU: 0 PID: 6420 at net/mac80211/rate.c:359 __rate_control_send_low+0x5e7/0x710 net/mac80211/rate.c:359
no supported rates (0xffffffff) in rate_mask 0x0 with flags 0x0
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 6420 Comm: kworker/u4:5 Not tainted 4.19.152-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: phy9 ieee80211_scan_work
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x22c/0x33e lib/dump_stack.c:118
panic+0x2ac/0x565 kernel/panic.c:186
__warn.cold+0x20/0x5a kernel/panic.c:541
report_bug+0x262/0x2b0 lib/bug.c:186
fixup_bug arch/x86/kernel/traps.c:178 [inline]
fixup_bug arch/x86/kernel/traps.c:173 [inline]
do_error_trap+0x1e1/0x330 arch/x86/kernel/traps.c:296
invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038
RIP: 0010:__rate_control_send_low+0x5e7/0x710 net/mac80211/rate.c:359
Code: 0f 85 26 01 00 00 48 8b 44 24 10 44 8b 24 a8 e8 7f d6 1e fa 8b 54 24 2c 44 89 e9 44 89 e6 48 c7 c7 40 99 cd 88 e8 2f 82 ef f9 <0f> 0b e9 77 fd ff ff 48 8b 7c 24 30 e8 88 26 58 fa e9 37 fb ff ff
RSP: 0018:ffff888082557610 EFLAGS: 00010286
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x22c/0x33e lib/dump_stack.c:118
panic+0x2ac/0x565 kernel/panic.c:186
__warn.cold+0x20/0x5a kernel/panic.c:541
report_bug+0x262/0x2b0 lib/bug.c:186
fixup_bug arch/x86/kernel/traps.c:178 [inline]
fixup_bug arch/x86/kernel/traps.c:173 [inline]
do_error_trap+0x1e1/0x330 arch/x86/kernel/traps.c:296
invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038
RIP: 0010:__rate_control_send_low+0x5e7/0x710 net/mac80211/rate.c:359
Code: 0f 85 26 01 00 00 48 8b 44 24 10 44 8b 24 a8 e8 7f d6 1e fa 8b 54 24 2c 44 89 e9 44 89 e6 48 c7 c7 40 99 cd 88 e8 2f 82 ef f9 <0f> 0b e9 77 fd ff ff 48 8b 7c 24 30 e8 88 26 58 fa e9 37 fb ff ff
RAX: 0000000000000000 RBX: ffff888095eb8ea8 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff815b62af RDI: ffffed10104aaeb4
RBP: ffff888084643528 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: 00000000ffffffff
R13: 0000000000000000 R14: 000000000000000c R15: ffff888084641c20
syzbot
8 Nov 2020, 4:06:23 pm8/11/20
to syzkaller...@googlegroups.com
syzbot has found a reproducer for the following issue on:
HEAD commit: b94de4d1 Linux 4.19.155
git tree: linux-4.19.y
console output: https://syzkaller.appspot.com/x/log.txt?x=14575792500000
kernel config: https://syzkaller.appspot.com/x/.config?x=252047157acf1cb1
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10d21f32500000
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+551dc2...@syzkaller.appspotmail.com
wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
Call Trace:
<IRQ>
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1fc/0x2fe lib/dump_stack.c:118
panic+0x26a/0x50e kernel/panic.c:186
__warn.cold+0x20/0x61 kernel/panic.c:541
invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038
RIP: 0010:__rate_control_send_low+0x4bb/0x580 net/mac80211/rate.c:359
Code: 0f 85 d6 00 00 00 48 8b 44 24 18 44 8b 24 a8 e8 fb 82 a9 f9 8b 54 24 24 44 89 e9 44 89 e6 48 c7 c7 60 dd 66 89 e8 30 61 7d f9 <0f> 0b e9 03 fe ff ff e8 d9 82 a9 f9 41 83 cd 10 e9 32 fc ff ff e8
RSP: 0018:ffff8880ba007a60 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff888090f480a8 RCX: 0000000000000000
RDX: 0000000000000100 RSI: ffffffff814fda81 RDI: ffffed1017400f3e
RBP: ffff8880abae24e8 R08: 0000000000000001 R09: 0000000000000000
rate_control_send_low+0x272/0x610 net/mac80211/rate.c:383
minstrel_ht_get_rate+0x58/0x1510 net/mac80211/rc80211_minstrel_ht.c:1045
rate_control_get_rate+0x43c/0x520 net/mac80211/rate.c:910
__ieee80211_beacon_get+0x93b/0x1a30 net/mac80211/tx.c:4405
ieee80211_beacon_get_tim+0x88/0x890 net/mac80211/tx.c:4432
ieee80211_beacon_get include/net/mac80211.h:4484 [inline]
mac80211_hwsim_beacon_tx+0xff/0x680 drivers/net/wireless/mac80211_hwsim.c:1577
__iterate_interfaces+0x2e1/0x4a0 net/mac80211/util.c:614
ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 net/mac80211/util.c:650
mac80211_hwsim_beacon+0xc9/0x190 drivers/net/wireless/mac80211_hwsim.c:1615
__tasklet_hrtimer_trampoline+0x29/0xa0 kernel/softirq.c:601
tasklet_action_common.constprop.0+0x265/0x360 kernel/softirq.c:522
__do_softirq+0x26c/0x9a0 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x215/0x260 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:544 [inline]
smp_apic_timer_interrupt+0x136/0x550 arch/x86/kernel/apic/apic.c:1094
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894
</IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:mod_delayed_work_on+0x1ab/0x1f0 kernel/workqueue.c:1599
Code: 24 20 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 42 48 83 3d b9 cc b1 08 00 74 1b e8 3a 1b 25 00 4c 89 e7 57 9d <0f> 1f 44 00 00 e9 6f ff ff ff e8 26 1b 25 00 0f 0b e8 1f 1b 25 00
RSP: 0018:ffff8880b4407870 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff8880b4bf86c0 RBX: 0000000000000001 RCX: 1ffff1101697f1f7
RDX: 0000000000000000 RSI: ffffffff813fb356 RDI: 0000000000000293
RBP: 1ffff11016880f0e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000293
R13: 0000000000000200 R14: ffff88813bfc07c0 R15: 0000000000000000
mod_delayed_work include/linux/workqueue.h:542 [inline]
linkwatch_schedule_work+0xe3/0x170 net/core/link_watch.c:138
linkwatch_fire_event+0x8a/0x280 net/core/link_watch.c:251
netif_carrier_on net/sched/sch_generic.c:517 [inline]
netif_carrier_on+0x90/0xe0 net/sched/sch_generic.c:511
__ieee80211_sta_join_ibss+0xc7a/0x1f30 net/mac80211/ibss.c:395
ieee80211_sta_create_ibss.cold+0xcb/0x12b net/mac80211/ibss.c:1346
ieee80211_sta_find_ibss net/mac80211/ibss.c:1476 [inline]
ieee80211_ibss_work.cold+0x53/0x687 net/mac80211/ibss.c:1700
ieee80211_iface_work+0x7ba/0x8a0 net/mac80211/iface.c:1366
process_one_work+0x864/0x1570 kernel/workqueue.c:2155
HEAD commit: b94de4d1 Linux 4.19.155
git tree: linux-4.19.y
console output: https://syzkaller.appspot.com/x/log.txt?x=14575792500000
kernel config: https://syzkaller.appspot.com/x/.config?x=252047157acf1cb1
dashboard link: https://syzkaller.appspot.com/bug?extid=551dc2768e71993d3661
compiler: gcc (GCC) 10.1.0-syz 20200507
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1041a5c6500000
compiler: gcc (GCC) 10.1.0-syz 20200507
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10d21f32500000
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+551dc2...@syzkaller.appspotmail.com
wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
------------[ cut here ]------------
no supported rates (0xffffffff) in rate_mask 0x0 with flags 0x0
WARNING: CPU: 0 PID: 431 at net/mac80211/rate.c:359 __rate_control_send_low+0x4bb/0x580 net/mac80211/rate.c:359
no supported rates (0xffffffff) in rate_mask 0x0 with flags 0x0
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 431 Comm: kworker/u4:4 Not tainted 4.19.155-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: phy0 ieee80211_iface_work
Call Trace:
<IRQ>
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1fc/0x2fe lib/dump_stack.c:118
panic+0x26a/0x50e kernel/panic.c:186
__warn.cold+0x20/0x61 kernel/panic.c:541
report_bug+0x262/0x2b0 lib/bug.c:186
fixup_bug arch/x86/kernel/traps.c:178 [inline]
fixup_bug arch/x86/kernel/traps.c:173 [inline]
do_error_trap+0x1d7/0x310 arch/x86/kernel/traps.c:296
fixup_bug arch/x86/kernel/traps.c:178 [inline]
fixup_bug arch/x86/kernel/traps.c:173 [inline]
invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038
RIP: 0010:__rate_control_send_low+0x4bb/0x580 net/mac80211/rate.c:359
Code: 0f 85 d6 00 00 00 48 8b 44 24 18 44 8b 24 a8 e8 fb 82 a9 f9 8b 54 24 24 44 89 e9 44 89 e6 48 c7 c7 60 dd 66 89 e8 30 61 7d f9 <0f> 0b e9 03 fe ff ff e8 d9 82 a9 f9 41 83 cd 10 e9 32 fc ff ff e8
RSP: 0018:ffff8880ba007a60 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff888090f480a8 RCX: 0000000000000000
RDX: 0000000000000100 RSI: ffffffff814fda81 RDI: ffffed1017400f3e
RBP: ffff8880abae24e8 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: 00000000ffffffff
R13: 0000000000000000 R14: 000000000000000c R15: 0000000000000000
rate_control_send_low+0x272/0x610 net/mac80211/rate.c:383
minstrel_ht_get_rate+0x58/0x1510 net/mac80211/rc80211_minstrel_ht.c:1045
rate_control_get_rate+0x43c/0x520 net/mac80211/rate.c:910
__ieee80211_beacon_get+0x93b/0x1a30 net/mac80211/tx.c:4405
ieee80211_beacon_get_tim+0x88/0x890 net/mac80211/tx.c:4432
ieee80211_beacon_get include/net/mac80211.h:4484 [inline]
mac80211_hwsim_beacon_tx+0xff/0x680 drivers/net/wireless/mac80211_hwsim.c:1577
__iterate_interfaces+0x2e1/0x4a0 net/mac80211/util.c:614
ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 net/mac80211/util.c:650
mac80211_hwsim_beacon+0xc9/0x190 drivers/net/wireless/mac80211_hwsim.c:1615
__tasklet_hrtimer_trampoline+0x29/0xa0 kernel/softirq.c:601
tasklet_action_common.constprop.0+0x265/0x360 kernel/softirq.c:522
__do_softirq+0x26c/0x9a0 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x215/0x260 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:544 [inline]
smp_apic_timer_interrupt+0x136/0x550 arch/x86/kernel/apic/apic.c:1094
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894
</IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:mod_delayed_work_on+0x1ab/0x1f0 kernel/workqueue.c:1599
Code: 24 20 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 42 48 83 3d b9 cc b1 08 00 74 1b e8 3a 1b 25 00 4c 89 e7 57 9d <0f> 1f 44 00 00 e9 6f ff ff ff e8 26 1b 25 00 0f 0b e8 1f 1b 25 00
RSP: 0018:ffff8880b4407870 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff8880b4bf86c0 RBX: 0000000000000001 RCX: 1ffff1101697f1f7
RDX: 0000000000000000 RSI: ffffffff813fb356 RDI: 0000000000000293
RBP: 1ffff11016880f0e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000293
R13: 0000000000000200 R14: ffff88813bfc07c0 R15: 0000000000000000
mod_delayed_work include/linux/workqueue.h:542 [inline]
linkwatch_schedule_work+0xe3/0x170 net/core/link_watch.c:138
linkwatch_fire_event+0x8a/0x280 net/core/link_watch.c:251
netif_carrier_on net/sched/sch_generic.c:517 [inline]
netif_carrier_on+0x90/0xe0 net/sched/sch_generic.c:511
__ieee80211_sta_join_ibss+0xc7a/0x1f30 net/mac80211/ibss.c:395
ieee80211_sta_create_ibss.cold+0xcb/0x12b net/mac80211/ibss.c:1346
ieee80211_sta_find_ibss net/mac80211/ibss.c:1476 [inline]
ieee80211_ibss_work.cold+0x53/0x687 net/mac80211/ibss.c:1700
ieee80211_iface_work+0x7ba/0x8a0 net/mac80211/iface.c:1366
process_one_work+0x864/0x1570 kernel/workqueue.c:2155
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