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general protection fault in __xfrm_policy_check

Status: auto-closed as invalid on 2019/02/22 14:49
First crash: 2256d, last: 2085d
Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream general protection fault in __xfrm_policy_check net 1 1879d 1879d 0/26 auto-closed as invalid on 2019/08/25 05:25
linux-4.19 general protection fault in __xfrm_policy_check 1 1769d 1769d 0/1 auto-closed as invalid on 2019/10/25 08:45
android-44 general protection fault in __xfrm_policy_check 7 2065d 2140d 0/2 auto-closed as invalid on 2019/02/22 14:59

Sample crash report:
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 1 PID: 27897 Comm: syz-executor1 Not tainted 4.9.117-g8b21e85 #71
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8801a3ab4800 task.stack: ffff8801c7af8000
RIP: 0010:[<ffffffff83504b43>]  [<ffffffff83504b43>] xfrm_policy_ok net/xfrm/xfrm_policy.c:2410 [inline]
RIP: 0010:[<ffffffff83504b43>]  [<ffffffff83504b43>] __xfrm_policy_check+0xc93/0x1b20 net/xfrm/xfrm_policy.c:2586
RSP: 0018:ffff8801db307580  EFLAGS: 00010202
RAX: 000000000000000a RBX: 0000000000000020 RCX: ffff8801a3ab4800
RDX: 0000000000000002 RSI: ffffffff83504b12 RDI: 0000000000000052
RBP: ffff8801db3077c8 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
R13: ffff8801db3076c0 R14: dffffc0000000000 R15: 0000000000000000
FS:  00007f78c2613700(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000001d7993000 CR4: 00000000001606f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
 ffffffff83503fef ffff8801db307620 ffff8801db3076b8 0000000200000001
 ffff8801db307628 ffff8801c7931a68 0000000200020002 ffff8801db3076c8
 ffff8801bbd69680 ffff880100000002 1ffff1003b660ec0 ffff8801db307720
Call Trace:
 [<ffffffff833ff33d>] __xfrm_policy_check2 include/net/xfrm.h:1063 [inline]
 [<ffffffff833ff33d>] xfrm_policy_check include/net/xfrm.h:1072 [inline]
 [<ffffffff833ff33d>] xfrm4_policy_check include/net/xfrm.h:1077 [inline]
 [<ffffffff833ff33d>] udp_queue_rcv_skb+0xa2d/0x1770 net/ipv4/udp.c:1512
 [<ffffffff83400c7b>] __udp4_lib_rcv+0xbfb/0x2b10 net/ipv4/udp.c:1780
 [<ffffffff83403c21>] udp_rcv+0x21/0x30 net/ipv4/udp.c:1972
 [<ffffffff83325037>] ip_local_deliver_finish+0x257/0xa60 net/ipv4/ip_input.c:216
 [<ffffffff83327a29>] NF_HOOK_THRESH include/linux/netfilter.h:232 [inline]
 [<ffffffff83327a29>] NF_HOOK include/linux/netfilter.h:255 [inline]
 [<ffffffff83327a29>] ip_local_deliver+0x389/0x4d0 net/ipv4/ip_input.c:257
 [<ffffffff83325f16>] dst_input include/net/dst.h:513 [inline]
 [<ffffffff83325f16>] ip_rcv_finish+0x6d6/0x1920 net/ipv4/ip_input.c:396
 [<ffffffff8332867b>] NF_HOOK_THRESH include/linux/netfilter.h:232 [inline]
 [<ffffffff8332867b>] NF_HOOK include/linux/netfilter.h:255 [inline]
 [<ffffffff8332867b>] ip_rcv+0xb0b/0x1370 net/ipv4/ip_input.c:487
 [<ffffffff8307e110>] __netif_receive_skb_core+0x12a0/0x2a20 net/core/dev.c:4267
 [<ffffffff8307f8eb>] __netif_receive_skb+0x5b/0x1c0 net/core/dev.c:4305
 [<ffffffff8307fc56>] process_backlog+0x206/0x6a0 net/core/dev.c:4926
 [<ffffffff83085cb4>] napi_poll net/core/dev.c:5227 [inline]
 [<ffffffff83085cb4>] net_rx_action+0x3c4/0xde0 net/core/dev.c:5292
 [<ffffffff83a037fb>] __do_softirq+0x20b/0x937 kernel/softirq.c:284
 [<ffffffff839fdc1c>] do_softirq_own_stack+0x1c/0x30 arch/x86/entry/entry_64.S:843
 <EOI> [  383.053772]  [<ffffffff81149859>] do_softirq.part.14+0x99/0xb0 kernel/softirq.c:328
 [<ffffffff8114b059>] do_softirq+0x19/0x20 kernel/softirq.c:331
 [<ffffffff8308314d>] netif_rx_ni+0xbd/0x310 net/core/dev.c:3897
 [<ffffffff82816d91>] tun_get_user+0xe21/0x2210 drivers/net/tun.c:1330
netlink: 268 bytes leftover after parsing attributes in process `syz-executor4'.
netlink: 268 bytes leftover after parsing attributes in process `syz-executor4'.
 [<ffffffff82818395>] tun_chr_write_iter+0xd5/0x190 drivers/net/tun.c:1353
 [<ffffffff815710b4>] do_iter_readv_writev+0x3d4/0x4b0 fs/read_write.c:695
 [<ffffffff815734f6>] do_readv_writev+0x2f6/0x7a0 fs/read_write.c:871
 [<ffffffff81573f87>] vfs_writev+0x87/0xc0 fs/read_write.c:910
 [<ffffffff815740a6>] do_writev+0xe6/0x260 fs/read_write.c:943
 [<ffffffff815773d7>] SYSC_writev fs/read_write.c:1016 [inline]
 [<ffffffff815773d7>] SyS_writev+0x27/0x30 fs/read_write.c:1013
 [<ffffffff81006316>] do_syscall_64+0x1a6/0x490 arch/x86/entry/common.c:282
 [<ffffffff839fcc13>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Code: ff 48 c1 e8 03 42 80 3c 30 00 0f 85 52 0c 00 00 48 8b 85 f0 fd ff ff 48 8b 18 48 8d 7b 32 48 89 f8 48 89 fa 48 c1 e8 03 83 e2 07 <42> 0f b6 04 30 38 d0 7f 08 84 c0 0f 85 bd 0c 00 00 0f b6 43 32 
RIP  [<ffffffff83504b43>] xfrm_policy_ok net/xfrm/xfrm_policy.c:2410 [inline]
RIP  [<ffffffff83504b43>] __xfrm_policy_check+0xc93/0x1b20 net/xfrm/xfrm_policy.c:2586
 RSP <ffff8801db307580>
---[ end trace 8bc1114cf311dba8 ]---

Crashes (27):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2018/08/03 15:55 https://android.googlesource.com/kernel/common android-4.9 8b21e85d919c cc4f6d0a .config console log report ci-android-49-kasan-gce
2018/08/03 08:55 https://android.googlesource.com/kernel/common android-4.9 8b21e85d919c 5b7e23bb .config console log report ci-android-49-kasan-gce
2018/08/03 06:28 https://android.googlesource.com/kernel/common android-4.9 0137ea2134c0 5b7e23bb .config console log report ci-android-49-kasan-gce
2018/08/03 01:46 https://android.googlesource.com/kernel/common android-4.9 0137ea2134c0 5b7e23bb .config console log report ci-android-49-kasan-gce
2018/08/02 12:55 https://android.googlesource.com/kernel/common android-4.9 0137ea2134c0 0a7cf4ec .config console log report ci-android-49-kasan-gce
2018/08/02 02:26 https://android.googlesource.com/kernel/common android-4.9 0137ea2134c0 0a7cf4ec .config console log report ci-android-49-kasan-gce
2018/08/01 09:21 https://android.googlesource.com/kernel/common android-4.9 52be322125e5 1477993e .config console log report ci-android-49-kasan-gce
2018/08/01 02:13 https://android.googlesource.com/kernel/common android-4.9 90e7a9002952 1477993e .config console log report ci-android-49-kasan-gce
2018/07/30 15:33 https://android.googlesource.com/kernel/common android-4.9 990559158c7b 1a381291 .config console log report ci-android-49-kasan-gce
2018/07/30 15:15 https://android.googlesource.com/kernel/common android-4.9 990559158c7b 1a381291 .config console log report ci-android-49-kasan-gce
2018/07/24 10:34 https://android.googlesource.com/kernel/common android-4.9 47bbcd6bf8f9 912c93d7 .config console log report ci-android-49-kasan-gce
2018/06/28 21:13 https://android.googlesource.com/kernel/common android-4.9 00a0bcbfcfb6 dba0b50e .config console log report ci-android-49-kasan-gce
2018/05/07 18:12 https://android.googlesource.com/kernel/common android-4.9 63a812bb84e4 9e0846e8 .config console log report ci-android-49-kasan-gce
2018/05/05 08:02 https://android.googlesource.com/kernel/common android-4.9 63a812bb84e4 9ce14f4b .config console log report ci-android-49-kasan-gce
2018/05/05 05:17 https://android.googlesource.com/kernel/common android-4.9 f5a861c30cb7 9ce14f4b .config console log report ci-android-49-kasan-gce
2018/05/05 04:31 https://android.googlesource.com/kernel/common android-4.9 f5a861c30cb7 9ce14f4b .config console log report ci-android-49-kasan-gce
2018/05/05 02:21 https://android.googlesource.com/kernel/common android-4.9 f5a861c30cb7 9ce14f4b .config console log report ci-android-49-kasan-gce
2018/05/05 01:55 https://android.googlesource.com/kernel/common android-4.9 f5a861c30cb7 9ce14f4b .config console log report ci-android-49-kasan-gce
2018/05/04 10:56 https://android.googlesource.com/kernel/common android-4.9 0e25e2cab07a 9ce14f4b .config console log report ci-android-49-kasan-gce
2018/05/04 00:30 https://android.googlesource.com/kernel/common android-4.9 0e25e2cab07a 9ce14f4b .config console log report ci-android-49-kasan-gce
2018/05/03 23:47 https://android.googlesource.com/kernel/common android-4.9 0e25e2cab07a 9ce14f4b .config console log report ci-android-49-kasan-gce
2018/04/30 05:51 https://android.googlesource.com/kernel/common android-4.9 71fce1edd26d bb79c6ab .config console log report ci-android-49-kasan-gce
2018/03/06 12:46 https://android.googlesource.com/kernel/common android-4.9 b324a701539e aef0b792 .config console log report ci-android-49-kasan-gce
2018/03/05 08:17 https://android.googlesource.com/kernel/common android-4.9 b324a701539e 2c6f473e .config console log report ci-android-49-kasan-gce
2018/02/14 16:52 https://android.googlesource.com/kernel/common android-4.9 1a938310b8af 88bc17df .config console log report ci-android-49-kasan-gce
2018/02/14 06:15 https://android.googlesource.com/kernel/common android-4.9 1a938310b8af 88bc17df .config console log report ci-android-49-kasan-gce
2018/02/14 01:03 https://android.googlesource.com/kernel/common android-4.9 f8bbe517d04f 88bc17df .config console log report ci-android-49-kasan-gce
* Struck through repros no longer work on HEAD.