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panic: inp_join_group: imf_sources not empty

Status: fixed on 2019/04/11 14:45
Reported-by: syzbot+f8c3c564ee21d650475e@syzkaller.appspotmail.com
Fix commit: f1ef572a1ecd Reinitialize multicast source filter structures after invalidation.
First crash: 2080d, last: 2053d

Sample crash report:
login: panic: inp_join_group: imf_sources not empty
cpuid = 0
time = 1552663815
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0021231520
vpanic() at vpanic+0x1e0/frame 0xfffffe0021231580
panic() at panic+0x43/frame 0xfffffe00212315e0
inp_setmoptions() at inp_setmoptions+0x4023/frame 0xfffffe00212317c0
ip_ctloutput() at ip_ctloutput+0x80f/frame 0xfffffe0021231810
rip_ctloutput() at rip_ctloutput+0x2c9/frame 0xfffffe0021231850
sosetopt() at sosetopt+0x101/frame 0xfffffe00212318d0
kern_setsockopt() at kern_setsockopt+0x158/frame 0xfffffe0021231950
sys_setsockopt() at sys_setsockopt+0x33/frame 0xfffffe0021231980
amd64_syscall() at amd64_syscall+0x436/frame 0xfffffe0021231ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0021231ab0
--- syscall (0, FreeBSD ELF64, nosys), rip = 0x457ada, rsp = 0x7fffdffdcf78, rbp = 0x6b6100 ---
KDB: enter: panic
[ thread pid 759 tid 100103 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why

Crashes (398):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/03/15 15:33 freebsd 84b9791bcc2c bab43553 console log report syz C ci-freebsd-main
2019/03/18 10:34 freebsd 8b17fbc25c73 f8757044 console log report syz ci-freebsd-main
2019/03/16 18:30 freebsd 4ccae8165c74 bab43553 console log report syz ci-freebsd-main
2019/04/11 11:20 freebsd b3cf0de8909e e955ac50 console log report ci-freebsd-main
2019/04/10 21:51 freebsd 092bc938ad2b e955ac50 console log report ci-freebsd-main
2019/04/10 16:16 freebsd 092bc938ad2b e955ac50 console log report ci-freebsd-main
2019/04/09 12:39 freebsd 5d511432d607 995065ff console log report ci-freebsd-main
2019/04/09 03:13 freebsd 5d511432d607 995065ff console log report ci-freebsd-main
2019/04/08 23:46 freebsd 7285d802f5cc 3ef496b7 console log report ci-freebsd-main
2019/04/07 10:58 freebsd 2e8e05ad6bdd c34fde03 console log report ci-freebsd-main
2019/04/06 17:17 freebsd 83655cf0aa78 c34fde03 console log report ci-freebsd-main
2019/04/06 12:29 freebsd 645d0bb86cca c34fde03 console log report ci-freebsd-main
2019/04/06 09:18 freebsd 645d0bb86cca c34fde03 console log report ci-freebsd-main
2019/04/06 07:31 freebsd 645d0bb86cca c34fde03 console log report ci-freebsd-main
2019/04/05 21:20 freebsd e37799a8d3f4 ecbfbf0b console log report ci-freebsd-main
2019/04/05 11:57 freebsd 63b6a648739e 6a475fff console log report ci-freebsd-main
2019/04/05 07:46 freebsd 63b6a648739e 6a475fff console log report ci-freebsd-main
2019/04/05 03:35 freebsd 63b6a648739e 6a475fff console log report ci-freebsd-main
2019/04/05 02:30 freebsd 63b6a648739e 6a475fff console log report ci-freebsd-main
2019/04/04 22:23 freebsd 1b2f05a216c3 6a475fff console log report ci-freebsd-main
2019/04/04 19:13 freebsd 1b2f05a216c3 6a475fff console log report ci-freebsd-main
2019/04/04 07:31 freebsd 11f8ca01b7f3 d6fc4177 console log report ci-freebsd-main
2019/04/03 15:03 freebsd bdb31b3b51ea dfd3394d console log report ci-freebsd-main
2019/04/03 08:10 freebsd bdb31b3b51ea dfd3394d console log report ci-freebsd-main
2019/04/03 05:27 freebsd bdb31b3b51ea dfd3394d console log report ci-freebsd-main
2019/04/03 01:07 freebsd 3fd37b6c9ae1 dfd3394d console log report ci-freebsd-main
2019/04/02 21:17 freebsd 3fd37b6c9ae1 dfd3394d console log report ci-freebsd-main
2019/04/02 20:12 freebsd 3fd37b6c9ae1 dfd3394d console log report ci-freebsd-main
2019/04/02 18:04 freebsd 3fd37b6c9ae1 dfd3394d console log report ci-freebsd-main
2019/04/02 14:30 freebsd 3fd37b6c9ae1 dfd3394d console log report ci-freebsd-main
2019/04/02 10:29 freebsd 631df11d046c a9ca43d4 console log report ci-freebsd-main
2019/04/02 09:41 freebsd 631df11d046c a9ca43d4 console log report ci-freebsd-main
2019/04/02 08:08 freebsd 631df11d046c a9ca43d4 console log report ci-freebsd-main
2019/04/02 07:02 freebsd 631df11d046c a9ca43d4 console log report ci-freebsd-main
2019/04/02 04:57 freebsd 631df11d046c a9ca43d4 console log report ci-freebsd-main
2019/04/02 03:03 freebsd 631df11d046c a9ca43d4 console log report ci-freebsd-main
2019/04/01 21:53 freebsd a7b6ed182690 36b433b7 console log report ci-freebsd-main
2019/04/01 20:11 freebsd a7b6ed182690 36b433b7 console log report ci-freebsd-main
2019/04/01 16:01 freebsd a7b6ed182690 36b433b7 console log report ci-freebsd-main
2019/04/01 06:47 freebsd 06b019117682 ccf2355a console log report ci-freebsd-main
2019/04/01 04:08 freebsd 06b019117682 ccf2355a console log report ci-freebsd-main
2019/04/01 01:37 freebsd 06b019117682 ccf2355a console log report ci-freebsd-main
2019/04/01 00:36 freebsd 06b019117682 ccf2355a console log report ci-freebsd-main
2019/03/31 23:17 freebsd 06b019117682 ccf2355a console log report ci-freebsd-main
2019/03/31 19:39 freebsd 942f34746abe 0c624d4d console log report ci-freebsd-main
2019/03/31 18:15 freebsd 942f34746abe 0c624d4d console log report ci-freebsd-main
2019/03/31 17:01 freebsd 942f34746abe 0c624d4d console log report ci-freebsd-main
2019/03/31 07:43 freebsd f0215c10689b 0c624d4d console log report ci-freebsd-main
2019/03/31 06:01 freebsd f0215c10689b 0c624d4d console log report ci-freebsd-main
2019/03/31 02:02 freebsd f0215c10689b 0c624d4d console log report ci-freebsd-main
2019/03/31 00:28 freebsd f0215c10689b 0c624d4d console log report ci-freebsd-main
2019/03/30 13:29 freebsd 98d73aafdb71 934bb8ca console log report ci-freebsd-main
2019/03/30 11:19 freebsd 98d73aafdb71 934bb8ca console log report ci-freebsd-main
2019/03/30 07:25 freebsd 0b0688a91cb0 934bb8ca console log report ci-freebsd-main
2019/03/30 06:11 freebsd 0b0688a91cb0 934bb8ca console log report ci-freebsd-main
2019/03/30 04:10 freebsd 0b0688a91cb0 934bb8ca console log report ci-freebsd-main
2019/03/29 23:28 freebsd 0b0688a91cb0 934bb8ca console log report ci-freebsd-main
2019/03/15 14:31 freebsd 84b9791bcc2c bab43553 console log report ci-freebsd-main
* Struck through repros no longer work on HEAD.