syzbot


WARNING in __dev_queue_xmit

Status: upstream: reported on 2024/07/08 03:37
Reported-by: syzbot+2cd4c66288967dfe3e09@syzkaller.appspotmail.com
First crash: 61d, last: 1d23h
Similar bugs (5)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in __dev_queue_xmit (3) net C error inconclusive 20 427d 450d 0/27 auto-obsoleted due to no activity on 2023/11/09 02:33
linux-5.15 WARNING in __dev_queue_xmit origin:upstream C 69 2d00h 46d 0/3 upstream: reported C repro on 2024/07/23 19:57
upstream WARNING in __dev_queue_xmit (4) net C 324 3h28m 3d05h 0/27 upstream: reported C repro on 2024/09/04 18:19
upstream WARNING in __dev_queue_xmit C done 16774 561d 775d 22/27 fixed on 2023/02/24 14:17
upstream WARNING in __dev_queue_xmit (2) net C 76 489d 561d 22/27 fixed on 2023/06/08 14:41

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4519 at kernel/softirq.c:376 __local_bh_enable_ip+0x1b3/0x1f0
Modules linked in:
CPU: 0 PID: 4519 Comm: syz.3.203 Not tainted 6.1.108-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:__local_bh_enable_ip+0x1b3/0x1f0 kernel/softirq.c:376
Code: 04 25 28 00 00 00 48 3b 44 24 60 75 4a 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 0b e9 d0 fe ff ff e8 3f 00 00 00 eb a2 <0f> 0b e9 02 ff ff ff 48 c7 c1 e4 0f 9a 8e 80 e1 07 80 c1 03 38 c1
RSP: 0018:ffffc90004667060 EFLAGS: 00010046
RAX: 0000000000000000 RBX: 1ffff920008cce10 RCX: ffffc90004667003
RDX: 0000000000000005 RSI: 0000000000000200 RDI: ffffffff889b4696
RBP: ffffc90004667110 R08: dffffc0000000000 R09: fffffbfff1d33b66
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: 1ffff1100bb8c120 R14: ffffc900046670a0 R15: 0000000000000200
FS:  00007f516e8da6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f516db626e0 CR3: 000000005b825000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 local_bh_enable include/linux/bottom_half.h:33 [inline]
 rcu_read_unlock_bh include/linux/rcupdate.h:861 [inline]
 __dev_queue_xmit+0x1790/0x3cf0 net/core/dev.c:4320
 dev_queue_xmit include/linux/netdevice.h:3021 [inline]
 __netlink_deliver_tap_skb net/netlink/af_netlink.c:307 [inline]
 __netlink_deliver_tap+0x510/0x770 net/netlink/af_netlink.c:325
 netlink_deliver_tap+0x19d/0x1b0 net/netlink/af_netlink.c:338
 __netlink_sendskb net/netlink/af_netlink.c:1270 [inline]
 netlink_broadcast_deliver net/netlink/af_netlink.c:1403 [inline]
 do_one_broadcast net/netlink/af_netlink.c:1481 [inline]
 netlink_broadcast+0xb71/0x10b0 net/netlink/af_netlink.c:1521
 nlmsg_multicast include/net/netlink.h:1071 [inline]
 genlmsg_multicast_netns+0x8e/0xc0 include/net/genetlink.h:333
 nl80211_frame_tx_status+0x8f1/0xe50 net/wireless/nl80211.c:18624
 ieee80211_report_ack_skb net/mac80211/status.c:680 [inline]
 ieee80211_report_used_skb+0x1534/0x1d60 net/mac80211/status.c:763
 ieee80211_free_txskb+0x20/0x30 net/mac80211/status.c:1284
 ieee80211_do_stop+0x1123/0x1d70 net/mac80211/iface.c:667
 ieee80211_runtime_change_iftype net/mac80211/iface.c:1926 [inline]
 ieee80211_if_change_type+0x4b5/0xaa0 net/mac80211/iface.c:1964
 ieee80211_change_iface+0x61/0x480 net/mac80211/cfg.c:217
 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline]
 cfg80211_change_iface+0x93b/0x11c0 net/wireless/util.c:1159
 cfg80211_wext_siwmode net/wireless/wext-compat.c:66 [inline]
 __cfg80211_wext_siwmode+0x1b7/0x280 net/wireless/wext-compat.c:1599
 ioctl_standard_call+0xdb/0x280 net/wireless/wext-core.c:1026
 wext_ioctl_dispatch+0x16f/0x460 net/wireless/wext-core.c:997
 wext_handle_ioctl+0x15b/0x260 net/wireless/wext-core.c:1058
 sock_ioctl+0x13b/0x770 net/socket.c:1255
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:870 [inline]
 __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:856
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f516db7cef9
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f516e8da038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f516dd35f80 RCX: 00007f516db7cef9
RDX: 0000000020000000 RSI: 0000000000008b06 RDI: 0000000000000003
RBP: 00007f516dbef01e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f516dd35f80 R15: 00007fffa96205e8
 </TASK>

Crashes (32):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/09/05 08:21 linux-6.1.y 699506173494 dfbe2ed4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/09/05 08:21 linux-6.1.y 699506173494 dfbe2ed4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/09/05 01:21 linux-6.1.y 699506173494 dfbe2ed4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/25 11:52 linux-6.1.y ee5e09825b81 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/25 11:52 linux-6.1.y ee5e09825b81 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/25 11:52 linux-6.1.y ee5e09825b81 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/25 08:59 linux-6.1.y ee5e09825b81 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/25 08:58 linux-6.1.y ee5e09825b81 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/24 00:28 linux-6.1.y ee5e09825b81 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/24 00:27 linux-6.1.y ee5e09825b81 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/24 00:27 linux-6.1.y ee5e09825b81 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/17 16:16 linux-6.1.y 117ac406ba90 dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/17 16:16 linux-6.1.y 117ac406ba90 dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/17 14:28 linux-6.1.y 117ac406ba90 dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/17 14:28 linux-6.1.y 117ac406ba90 dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/17 14:25 linux-6.1.y 117ac406ba90 dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/17 14:25 linux-6.1.y 117ac406ba90 dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/06 10:32 linux-6.1.y 48d525b0e463 e1bdb00a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/06 10:32 linux-6.1.y 48d525b0e463 e1bdb00a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/05 00:47 linux-6.1.y 48d525b0e463 1786a2a8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/08/05 00:47 linux-6.1.y 48d525b0e463 1786a2a8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in __dev_queue_xmit
2024/09/05 23:43 linux-6.1.y 699506173494 464ac2ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in __dev_queue_xmit
2024/08/25 11:44 linux-6.1.y ee5e09825b81 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in __dev_queue_xmit
2024/08/25 11:43 linux-6.1.y ee5e09825b81 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in __dev_queue_xmit
2024/08/17 15:21 linux-6.1.y 117ac406ba90 dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in __dev_queue_xmit
2024/08/16 22:51 linux-6.1.y 117ac406ba90 e1c76ab2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in __dev_queue_xmit
2024/08/16 22:50 linux-6.1.y 117ac406ba90 e1c76ab2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in __dev_queue_xmit
2024/08/16 22:47 linux-6.1.y 117ac406ba90 e1c76ab2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in __dev_queue_xmit
2024/08/16 22:47 linux-6.1.y 117ac406ba90 e1c76ab2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in __dev_queue_xmit
2024/08/05 21:05 linux-6.1.y 48d525b0e463 e35c337f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in __dev_queue_xmit
2024/08/05 21:05 linux-6.1.y 48d525b0e463 e35c337f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in __dev_queue_xmit
2024/07/08 03:37 linux-6.1.y 7753af06eebf 2a40360c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in __dev_queue_xmit
* Struck through repros no longer work on HEAD.