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BUG: unable to handle kernel paging request at ffffff0100008000 IP: kfree_skb_list net/core/skbuff.c:670 [inline] IP: skb_release_data+0x3c2/0x790 net/core/skbuff.c:571 PGD 644c067 P4D 644c067 PUD 0 Oops: 0000 [#1] SMP KASAN Dumping ftrace buffer: (ftrace buffer empty) Modules linked in: CPU: 0 PID: 3888 Comm: syz-executor0 Not tainted 4.13.0-rc5-next-20170816+ #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff8801c7c6a340 task.stack: ffff8801c9b20000 RIP: 0010:kfree_skb_list net/core/skbuff.c:670 [inline] RIP: 0010:skb_release_data+0x3c2/0x790 net/core/skbuff.c:571 RSP: 0018:ffff8801c9b26da8 EFLAGS: 00010246 RAX: 1fffffe020001000 RBX: 0000000000000020 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff85b34bc0 RDI: ffff8801cebb0188 RBP: ffff8801c9b26ec8 R08: ffff8801cc389b08 R09: 0000000000000000 R10: ffff8801c9b276b0 R11: 0000000000000007 R12: dffffc0000000000 R13: ffffff0100008000 R14: ffff8801cc389a40 R15: 0000000000000000 FS: 00007f0920ccb700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffff0100008000 CR3: 00000001c85b5000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: skb_release_all+0x4a/0x60 net/core/skbuff.c:631 __kfree_skb net/core/skbuff.c:645 [inline] kfree_skb+0x15d/0x4c0 net/core/skbuff.c:663 ip_rcv+0x40a/0x17d0 net/ipv4/ip_input.c:497 __netif_receive_skb_core+0x19af/0x33d0 net/core/dev.c:4418 __netif_receive_skb+0x2c/0x1b0 net/core/dev.c:4456 netif_receive_skb_internal+0x10b/0x5e0 net/core/dev.c:4527 netif_receive_skb+0xae/0x390 net/core/dev.c:4551 tun_rx_batched.isra.43+0x5e7/0x860 drivers/net/tun.c:1221 tun_get_user+0x11dd/0x2150 drivers/net/tun.c:1542 tun_chr_write_iter+0xd8/0x190 drivers/net/tun.c:1568 call_write_iter include/linux/fs.h:1742 [inline] new_sync_write fs/read_write.c:457 [inline] __vfs_write+0x684/0x970 fs/read_write.c:470 vfs_write+0x189/0x510 fs/read_write.c:518 SYSC_write fs/read_write.c:565 [inline] SyS_write+0xef/0x220 fs/read_write.c:557 entry_SYSCALL_64_fastpath+0x1f/0xbe RIP: 0033:0x40b751 RSP: 002b:00007f0920ccac10 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000718000 RCX: 000000000040b751 RDX: 0000000000000036 RSI: 0000000020002000 RDI: 0000000000000003 RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000000f4246 R11: 0000000000000293 R12: 0000000000000036 R13: 00000000ffffffff R14: 0000000000000036 R15: 0000000020002000 Code: ff 49 bc 00 00 00 00 00 fc ff df 4c 8b 68 08 4d 85 ed 74 2b e8 60 67 8d fd 4c 89 e8 48 c1 e8 03 42 80 3c 20 00 0f 85 97 03 00 00 <49> 8b 5d 00 4c 89 ef e8 42 cf ff ff 48 85 db 49 89 dd 75 d5 e8 RIP: kfree_skb_list net/core/skbuff.c:670 [inline] RSP: ffff8801c9b26da8 RIP: skb_release_data+0x3c2/0x790 net/core/skbuff.c:571 RSP: ffff8801c9b26da8 CR2: ffffff0100008000 ---[ end trace 61ff4676e624fe1e ]---
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2017/08/16 11:25 | linux-next | 5d51332f20b2 | f93be584 | .config | console log | report | syz | ci-upstream-next-kasan-gce | ||||
2017/08/16 10:25 | linux-next | 5d51332f20b2 | f93be584 | .config | console log | report | syz | ci-upstream-next-kasan-gce | ||||
2017/08/16 00:21 | linux-next | 497247033eb1 | 6a0246bf | .config | console log | report | syz | skylake-linux-next-kasan-qemu | ||||
2017/08/15 17:39 | linux-next | 497247033eb1 | 6a0246bf | .config | console log | report | syz | skylake-linux-next-kasan-qemu | ||||
2017/08/15 16:40 | linux-next | 497247033eb1 | 6a0246bf | .config | console log | report | syz | skylake-linux-next-kasan-qemu | ||||
2017/08/16 17:26 | linux-next | 5d51332f20b2 | f93be584 | .config | console log | report | skylake-linux-next-kasan-qemu | |||||
2017/08/16 15:55 | linux-next | 5d51332f20b2 | f93be584 | .config | console log | report | skylake-linux-next-kasan-qemu | |||||
2017/08/16 15:44 | linux-next | 5d51332f20b2 | f93be584 | .config | console log | report | skylake-linux-next-kasan-qemu | |||||
2017/08/16 13:57 | linux-next | 5d51332f20b2 | f93be584 | .config | console log | report | skylake-linux-next-kasan-qemu | |||||
2017/08/16 11:07 | linux-next | 5d51332f20b2 | f93be584 | .config | console log | report | ci-upstream-next-kasan-gce | |||||
2017/08/16 10:14 | linux-next | 5d51332f20b2 | f93be584 | .config | console log | report | ci-upstream-next-kasan-gce | |||||
2017/08/16 07:28 | linux-next | 5d51332f20b2 | f93be584 | .config | console log | report | ci-upstream-next-kasan-gce | |||||
2017/08/16 05:50 | linux-next | 497247033eb1 | 6a0246bf | .config | console log | report | skylake-linux-next-kasan-qemu | |||||
2017/08/16 00:09 | linux-next | 497247033eb1 | 6a0246bf | .config | console log | report | skylake-linux-next-kasan-qemu | |||||
2017/08/15 15:33 | linux-next | 497247033eb1 | 6a0246bf | .config | console log | report | skylake-linux-next-kasan-qemu |