syzbot


WARNING in ieee80211_rx_napi

Status: upstream: reported syz repro on 2020/09/25 21:56
Reported-by: syzbot+4cc8613e06ae6c9dabe1@syzkaller.appspotmail.com
First crash: 1361d, last: 471d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.14 WARNING in ieee80211_rx_napi syz error 85 1300d 1363d 0/1 upstream: reported syz repro on 2020/09/24 04:31

Sample crash report:
IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
------------[ cut here ]------------
WARNING: CPU: 1 PID: 9682 at net/mac80211/rx.c:4592 ieee80211_rx_napi.cold+0x11/0x80 net/mac80211/rx.c:4592
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 9682 Comm: syz-executor.0 Not tainted 4.19.201-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 panic+0x26a/0x50e kernel/panic.c:186
 __warn.cold+0x20/0x5a kernel/panic.c:541
 report_bug+0x262/0x2b0 lib/bug.c:183
 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
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038
RIP: 0010:ieee80211_rx_napi.cold+0x11/0x80 net/mac80211/rx.c:4592
Code: ff e8 da 4c 4e f9 48 c7 c7 40 b6 67 89 e8 f4 48 df ff 0f 0b e9 38 14 8c ff e8 c2 4c 4e f9 48 c7 c7 40 b6 67 89 e8 dc 48 df ff <0f> 0b e9 8a 8a 8c ff e8 aa 4c 4e f9 48 c7 c7 40 b6 67 89 e8 c4 48
RSP: 0018:ffff8880ba107d00 EFLAGS: 00010282
RAX: 0000000000000024 RBX: ffff8880b37ee028 RCX: 0000000000000000
RDX: 0000000000000100 RSI: ffffffff814dfd61 RDI: ffffed1017420f92
RBP: 0000000000000000 R08: 0000000000000024 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: ffff888094a91280
R13: ffff8880b37ec6e0 R14: ffff8880b37ec6e0 R15: ffff888094a91280
 ieee80211_rx include/net/mac80211.h:4109 [inline]
 ieee80211_tasklet_handler+0x101/0x160 net/mac80211/main.c:229
 tasklet_action_common.constprop.0+0x265/0x360 kernel/softirq.c:522
 __do_softirq+0x265/0x980 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:536 [inline]
 smp_apic_timer_interrupt+0x136/0x550 arch/x86/kernel/apic/apic.c:1098
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894
 </IRQ>
RIP: 0010:should_resched arch/x86/include/asm/preempt.h:99 [inline]
RIP: 0010:__local_bh_enable_ip+0x18d/0x270 kernel/softirq.c:196
Code: 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 dd 00 00 00 48 83 3d 98 60 b8 08 00 0f 84 8d 00 00 00 fb 66 0f 1f 44 00 00 <65> 8b 05 fc bc c8 7e 85 c0 74 7d 5b 5d 41 5c c3 80 3d 85 7d d5 09
RSP: 0018:ffff888094c277b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 1ffffffff13e3053 RBX: 0000000000000200 RCX: 0000000000000000
RDX: dffffc0000000000 RSI: 0000000000000001 RDI: ffff8880b2560d04
RBP: ffffffff86766b45 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880b2560480
R13: ffff888094afe350 R14: 0000000000001000 R15: 0000000000000000
 local_bh_enable include/linux/bottom_half.h:32 [inline]
 rcu_read_unlock_bh include/linux/rcupdate.h:721 [inline]
 __dev_queue_xmit+0x1628/0x2e00 net/core/dev.c:3865
 packet_snd net/packet/af_packet.c:2988 [inline]
 packet_sendmsg+0x25ae/0x7720 net/packet/af_packet.c:3013
 sock_sendmsg_nosec net/socket.c:651 [inline]
 sock_sendmsg+0xc3/0x120 net/socket.c:661
 ___sys_sendmsg+0x7bb/0x8e0 net/socket.c:2225
 __sys_sendmsg net/socket.c:2263 [inline]
 __do_sys_sendmsg net/socket.c:2272 [inline]
 __se_sys_sendmsg net/socket.c:2270 [inline]
 __x64_sys_sendmsg+0x132/0x220 net/socket.c:2270
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4665e9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f4a9c48f188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9
RDX: 0000000000000080 RSI: 0000000020000440 RDI: 0000000000000004
RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80
R13: 00007ffd92aa3cdf R14: 00007f4a9c48f300 R15: 0000000000022000
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (663):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2021/08/05 12:18 linux-4.19.y 6ca2f514c578 7f7bb950 .config console log report syz ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/03/04 21:25 linux-4.19.y 3f8a27f9e27b f8902b57 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/03/03 16:50 linux-4.19.y 3f8a27f9e27b f8902b57 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/03/01 08:13 linux-4.19.y 3f8a27f9e27b ef65e6cb .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/02/21 08:53 linux-4.19.y 3f8a27f9e27b f949448d .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/02/18 23:56 linux-4.19.y 3f8a27f9e27b bcdf85f8 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/02/14 02:32 linux-4.19.y 3f8a27f9e27b 93ae7e0a .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/02/08 02:44 linux-4.19.y 3f8a27f9e27b 15c3d445 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/02/04 13:17 linux-4.19.y 3f8a27f9e27b 1b2f701a .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/02/01 11:12 linux-4.19.y 3f8a27f9e27b 9a6f477c .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/02/01 06:29 linux-4.19.y 3f8a27f9e27b b68fb8d6 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/01/28 07:35 linux-4.19.y 3f8a27f9e27b 9dfcf09c .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/01/20 14:23 linux-4.19.y 3f8a27f9e27b dd15ff29 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/01/18 02:51 linux-4.19.y 3f8a27f9e27b 42660d9e .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/01/17 11:33 linux-4.19.y 3f8a27f9e27b a63719e7 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/01/15 19:49 linux-4.19.y 3f8a27f9e27b a63719e7 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/01/14 13:28 linux-4.19.y 3f8a27f9e27b a63719e7 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/01/13 14:23 linux-4.19.y 3f8a27f9e27b 529798b0 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/01/04 23:35 linux-4.19.y 3f8a27f9e27b 1dac8c7a .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/01/03 13:18 linux-4.19.y 3f8a27f9e27b f0036e18 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2023/01/02 02:34 linux-4.19.y 3f8a27f9e27b ab32d508 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/12/30 22:05 linux-4.19.y 3f8a27f9e27b ab32d508 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/12/26 06:50 linux-4.19.y 3f8a27f9e27b 9da18ae8 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/12/22 14:09 linux-4.19.y 3f8a27f9e27b 9da18ae8 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/12/13 21:34 linux-4.19.y 3f8a27f9e27b f6511626 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/12/11 20:11 linux-4.19.y 3f8a27f9e27b 67be1ae7 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/11/29 12:59 linux-4.19.y 3f8a27f9e27b ca9683b8 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/11/29 09:32 linux-4.19.y 3f8a27f9e27b ca9683b8 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/11/26 08:00 linux-4.19.y 3f8a27f9e27b f4470a7b .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/11/21 11:26 linux-4.19.y 3f8a27f9e27b 5bb70014 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/11/17 07:14 linux-4.19.y 3f8a27f9e27b 3a127a31 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/11/09 21:44 linux-4.19.y 3f8a27f9e27b bebca8b7 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/11/07 19:51 linux-4.19.y 3f8a27f9e27b a779b11a .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/11/05 15:41 linux-4.19.y 3f8a27f9e27b 6d752409 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/11/03 01:19 linux-4.19.y 3f8a27f9e27b 08977f5d .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/11/02 20:47 linux-4.19.y 3f8a27f9e27b 08977f5d .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/10/29 09:13 linux-4.19.y 3f8a27f9e27b 899d812a .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/10/29 03:27 linux-4.19.y 3f8a27f9e27b 899d812a .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/10/27 14:21 linux-4.19.y 3f8a27f9e27b 5c716ff6 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/10/23 13:16 linux-4.19.y 3f8a27f9e27b 23bf86af .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/10/20 18:19 linux-4.19.y 3f8a27f9e27b b31320fc .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/10/14 19:55 linux-4.19.y 3f8a27f9e27b 4954e4b2 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/10/14 04:33 linux-4.19.y 3f8a27f9e27b 4954e4b2 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/10/12 14:15 linux-4.19.y 3f8a27f9e27b 16a9c9e0 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2022/10/08 05:32 linux-4.19.y 3f8a27f9e27b aea5da89 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in ieee80211_rx_napi
2021/01/16 08:17 linux-4.19.y 675cc038067f 65a7a854 .config console log report info ci2-linux-4-19
2020/09/25 21:56 linux-4.19.y d09b80172c22 4a006f63 .config console log report info ci2-linux-4-19
* Struck through repros no longer work on HEAD.