syzbot


general protection fault in dst_dev_put (6)

Status: auto-closed as invalid on 2022/06/10 11:20
Reported-by: syzbot+0f1d7ae54b1e86cb1b67@syzkaller.appspotmail.com
First crash: 699d, last: 288d
similar bugs (6):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream general protection fault in dst_dev_put (2) C done 442 1256d 1445d 13/24 fixed on 2019/07/10 21:40
upstream general protection fault in dst_dev_put (5) 4 791d 816d 0/24 auto-closed as invalid on 2020/12/25 06:24
upstream general protection fault in dst_dev_put (4) 1 936d 936d 0/24 closed as invalid on 2020/05/28 16:43
upstream general protection fault in dst_dev_put (3) 1 1137d 1137d 0/24 auto-closed as invalid on 2020/01/14 01:13
upstream general protection fault in dst_dev_put 1 1807d 1803d 0/24 closed as invalid on 2018/02/13 19:55
upstream BUG: unable to handle kernel paging request in dst_dev_put 3 1276d 1418d 13/24 fixed on 2019/07/10 21:40

Sample crash report:
general protection fault, probably for non-canonical address 0xdffffc000000000f: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000078-0x000000000000007f]
CPU: 1 PID: 9692 Comm: kworker/1:6 Not tainted 5.12.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events linkwatch_event
RIP: 0010:dst_dev_put+0x22/0x190 net/core/dst.c:156
Code: 00 00 00 00 0f 1f 40 00 41 57 41 56 41 55 41 54 53 49 89 ff 49 bc 00 00 00 00 00 fc ff df e8 45 6e eb f9 4d 89 fd 49 c1 ed 03 <43> 80 7c 25 00 00 74 08 4c 89 ff e8 ee 54 2f fa 4d 8b 37 49 8d 7f
RSP: 0018:ffffc90000dc0d60 EFLAGS: 00010206
RAX: ffffffff878daa6b RBX: 0000000000000079 RCX: ffff888028169c40
RDX: 0000000000000101 RSI: 0000000000000000 RDI: 0000000000000079
RBP: 0000000000000000 R08: ffffffff881e8c84 R09: ffffffff83f492db
R10: 0000000000000009 R11: ffff888028169c40 R12: dffffc0000000000
R13: 000000000000000f R14: 0000607f46046500 R15: 0000000000000079
FS:  0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd0f0f305e0 CR3: 000000008f0b2000 CR4: 00000000001526e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 rt_fibinfo_free_cpus+0xe1/0x1b0 net/ipv4/fib_semantics.c:202
 fib_nh_common_release+0xee/0x2c0 net/ipv4/fib_semantics.c:215
 fib6_info_destroy_rcu+0xcb/0x1c0 net/ipv6/ip6_fib.c:174
 rcu_do_batch kernel/rcu/tree.c:2559 [inline]
 rcu_core+0x858/0x1360 kernel/rcu/tree.c:2794
 __do_softirq+0x318/0x714 kernel/softirq.c:345
 invoke_softirq kernel/softirq.c:221 [inline]
 __irq_exit_rcu+0x1d8/0x200 kernel/softirq.c:422
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:434
 sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1100
 </IRQ>
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:632
RIP: 0010:console_unlock+0xaab/0xe00 kernel/printk/printk.c:2586
Code: 84 5a f7 ff ff eb 29 e8 c3 66 18 00 e8 ce 62 f1 07 4d 85 f6 74 df 66 0f 1f 84 00 00 00 00 00 e8 ab 66 18 00 fb f6 44 24 0f 01 <0f> 84 2f f7 ff ff e8 9a 66 18 00 48 c7 c7 24 8f 70 8b be 1b 0a 00
RSP: 0018:ffffc90016447880 EFLAGS: 00000246
RAX: ffffffff8160b205 RBX: 0000000000000000 RCX: ffff888028169c40
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90016447998 R08: ffffffff8160b1c2 R09: fffffbfff1f270b1
R10: fffffbfff1f270b1 R11: 0000000000000000 R12: dffffc0000000000
R13: 1ffffffff19f2109 R14: 0000000000000200 R15: 1ffffffff19f2102
 vprintk_emit+0x1ab/0x270 kernel/printk/printk.c:2098
 printk+0x62/0x83 kernel/printk/printk.c:2146
 addrconf_notify+0x1c13/0x1f50 net/ipv6/addrconf.c:3571
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410
 call_netdevice_notifiers_info net/core/dev.c:2075 [inline]
 netdev_state_change+0x141/0x1e0 net/core/dev.c:1466
 linkwatch_do_dev+0x10a/0x160 net/core/link_watch.c:167
 __linkwatch_run_queue+0x451/0x760 net/core/link_watch.c:212
 linkwatch_event+0x48/0x50 net/core/link_watch.c:251
 process_one_work+0x789/0xfd0 kernel/workqueue.c:2275
 worker_thread+0xac1/0x1300 kernel/workqueue.c:2421
 kthread+0x39a/0x3c0 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294
Modules linked in:
---[ end trace fe2a8049e2ef5a68 ]---
RIP: 0010:dst_dev_put+0x22/0x190 net/core/dst.c:156
Code: 00 00 00 00 0f 1f 40 00 41 57 41 56 41 55 41 54 53 49 89 ff 49 bc 00 00 00 00 00 fc ff df e8 45 6e eb f9 4d 89 fd 49 c1 ed 03 <43> 80 7c 25 00 00 74 08 4c 89 ff e8 ee 54 2f fa 4d 8b 37 49 8d 7f
RSP: 0018:ffffc90000dc0d60 EFLAGS: 00010206
RAX: ffffffff878daa6b RBX: 0000000000000079 RCX: ffff888028169c40
RDX: 0000000000000101 RSI: 0000000000000000 RDI: 0000000000000079
RBP: 0000000000000000 R08: ffffffff881e8c84 R09: ffffffff83f492db
R10: 0000000000000009 R11: ffff888028169c40 R12: dffffc0000000000
R13: 000000000000000f R14: 0000607f46046500 R15: 0000000000000079
FS:  0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd0f0f305e0 CR3: 000000008f0b2000 CR4: 00000000001526e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

Crashes (40):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2021/04/02 15:34 upstream 1678e493d530 6a81331a .config log report info general protection fault in dst_dev_put
ci-upstream-kasan-gce-smack-root 2021/02/15 00:51 upstream 358feceebbf6 98682e5e .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-kasan-gce 2022/02/10 11:19 bpf fe68195daf34 0b33604d .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-kasan-gce 2021/12/26 07:03 bpf 819d11507f66 6caa12e4 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-kasan-gce 2021/11/03 11:35 bpf cc0356d6a02e 17f3edd2 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-kasan-gce 2021/10/27 16:35 bpf 440ffcdd9db4 373bf66b .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-kasan-gce 2021/10/18 21:52 bpf 732b74d64704 0c5d9412 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-kasan-gce 2021/10/03 17:12 bpf b0e875bac0fa db0f5787 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-kasan-gce 2021/10/02 21:52 bpf b0e875bac0fa db0f5787 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-kasan-gce 2021/09/01 11:40 bpf 57f780f1c433 7eb7e152 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-kasan-gce 2021/07/28 14:10 bpf f1fdee33f5b4 17d6ab15 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-kasan-gce 2021/07/27 10:24 bpf d6371c76e20d fd511809 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-kasan-gce 2021/07/14 15:21 bpf 5acc7d3e8d34 484502bd .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-kasan-gce 2021/06/29 08:54 bpf d6765985a42a 9d2ab5df .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-kasan-gce 2021/06/19 08:41 bpf 61e8aeda9398 aba2b2fb .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-kasan-gce 2021/06/07 04:36 bpf 1a8024239dac 500c2339 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-kasan-gce 2021/04/10 04:57 bpf afd0be729953 6a81331a .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-kasan-gce 2021/03/27 12:49 bpf 861de02e5f3f a8529b82 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/12/19 09:30 bpf-next 4b443bc1785f 44068e19 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/12/18 17:42 bpf-next 4b443bc1785f 44068e19 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/10/11 09:07 bpf-next 5319255b8df9 838e7e2c .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/10/05 21:52 bpf-next 0693b27644f0 0a63fd36 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/10/01 15:45 bpf-next 6bbc7103738f cc80db95 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/09/21 20:23 bpf-next 97c140d94e2e 169724fe .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/08/27 16:22 bpf-next 48b2e71c2e53 b318694d .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/08/27 12:01 bpf-next 48b2e71c2e53 b318694d .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/07/28 03:41 bpf-next 05e9b4f60d31 17d6ab15 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/07/26 04:07 bpf-next 2b7e9f25e590 4d1b57d4 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/07/05 02:20 bpf-next dbe69e433722 55aa55c2 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/06/26 23:50 bpf-next a196fa78a265 9d2ab5df .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/05/27 11:50 bpf-next d6a6a55518c1 858ea628 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/05/25 04:12 bpf-next ec7d6dd870d4 3c7fef33 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/05/23 03:37 bpf-next a49e72b3bda7 3c7fef33 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/05/08 12:58 bpf-next 3733bfbbdd28 bc5434be .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/04/22 07:02 bpf-next d044d9fc1380 2bc8999a .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/02/18 15:50 bpf-next 7b1e385c9a48 14052202 .config log report info general protection fault in dst_dev_put
ci-upstream-bpf-next-kasan-gce 2021/02/07 03:07 bpf-next 23a2d70c7a2f 0655e081 .config log report info general protection fault in dst_dev_put
ci-upstream-linux-next-kasan-gce-root 2021/01/22 21:07 linux-next bc085f8fc88f 4080af96 .config log report info general protection fault in dst_dev_put
ci-upstream-kasan-gce-selinux-root 2020/12/26 14:06 upstream 40f78232f973 821e0b09 .config log report info
ci-upstream-bpf-kasan-gce 2021/04/23 07:24 bpf b02265429681 590921a5 .config log report info BUG: unable to handle kernel paging request in dst_dev_put
* Struck through repros no longer work on HEAD.