Re: WARNING in ieee802154_get_llsec_params
syzbot has bisected this issue to: commit b60673c4c418bef7550d02faf53c34fbfeb366bf Author: Jakub Kicinski Date: Tue Mar 3 05:05:15 2020 + nl802154: add missing attribute validation for dev_type bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=100b11b0d0 start commit: f5427c24 Add linux-next specific files for 20210304 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=120b11b0d0 console output: https://syzkaller.appspot.com/x/log.txt?x=140b11b0d0 kernel config: https://syzkaller.appspot.com/x/.config?x=a7876f68bf0bea99 dashboard link: https://syzkaller.appspot.com/bug?extid=cde43a581a8e5f317bc2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=124c7b46d0 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1276f5b0d0 Reported-by: syzbot+cde43a581a8e5f317...@syzkaller.appspotmail.com Fixes: b60673c4c418 ("nl802154: add missing attribute validation for dev_type") For information about bisection process see: https://goo.gl/tpsmEJ#bisection
Re: WARNING in ieee802154_get_llsec_params
syzbot has found a reproducer for the following issue on: HEAD commit:f5427c24 Add linux-next specific files for 20210304 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=12bb4ff2d0 kernel config: https://syzkaller.appspot.com/x/.config?x=a7876f68bf0bea99 dashboard link: https://syzkaller.appspot.com/bug?extid=cde43a581a8e5f317bc2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=124c7b46d0 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1276f5b0d0 IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+cde43a581a8e5f317...@syzkaller.appspotmail.com [ cut here ] DEBUG_LOCKS_WARN_ON(lock->magic != lock) WARNING: CPU: 1 PID: 8406 at kernel/locking/mutex.c:928 __mutex_lock_common kernel/locking/mutex.c:928 [inline] WARNING: CPU: 1 PID: 8406 at kernel/locking/mutex.c:928 __mutex_lock+0xc0b/0x1120 kernel/locking/mutex.c:1093 Modules linked in: CPU: 1 PID: 8406 Comm: syz-executor446 Not tainted 5.12.0-rc1-next-20210304-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__mutex_lock_common kernel/locking/mutex.c:928 [inline] RIP: 0010:__mutex_lock+0xc0b/0x1120 kernel/locking/mutex.c:1093 Code: 08 84 d2 0f 85 a3 04 00 00 8b 05 98 77 c0 04 85 c0 0f 85 12 f5 ff ff 48 c7 c6 00 85 6b 89 48 c7 c7 c0 82 6b 89 e8 ed be bc ff <0f> 0b e9 f8 f4 ff ff 65 48 8b 1c 25 00 f0 01 00 be 08 00 00 00 48 RSP: 0018:c9000163f258 EFLAGS: 00010282 RAX: RBX: RCX: RDX: 88801e509c00 RSI: 815bc1b5 RDI: f520002c7e3d RBP: 8880220e0c90 R08: R09: R10: 815b528e R11: R12: R13: dc00 R14: 8a8a8200 R15: FS: 01676300() GS:8880b9d0() knlGS: CS: 0010 DS: ES: CR0: 80050033 CR2: 7ffc942cffac CR3: 20f9b000 CR4: 001506e0 DR0: DR1: DR2: DR3: DR6: fffe0ff0 DR7: 0400 Call Trace: ieee802154_get_llsec_params+0x3f/0x70 net/mac802154/cfg.c:321 rdev_get_llsec_params net/ieee802154/rdev-ops.h:241 [inline] nl802154_get_llsec_params+0xce/0x390 net/ieee802154/nl802154.c:745 nl802154_send_iface+0x7cf/0xa70 net/ieee802154/nl802154.c:823 nl802154_get_interface+0xeb/0x230 net/ieee802154/nl802154.c:889 genl_family_rcv_msg_doit+0x228/0x320 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x328/0x580 net/netlink/genetlink.c:800 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2502 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1338 netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1927 sock_sendmsg_nosec net/socket.c:654 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:674 sys_sendmsg+0x6e8/0x810 net/socket.c:2350 ___sys_sendmsg+0xf3/0x170 net/socket.c:2404 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2433 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x440899 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 14 00 00 90 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:7ffe18370df8 EFLAGS: 0246 ORIG_RAX: 002e RAX: ffda RBX: 000107cf RCX: 00440899 RDX: RSI: 2300 RDI: 0005 RBP: R08: 7ffe18370f98 R09: 7ffe18370f98 R10: 7ffe18370f98 R11: 0246 R12: 7ffe18370e0c R13: 431bde82d7b634db R14: 004ae018 R15: 004004a0
WARNING in ieee802154_get_llsec_params
Hello, syzbot found the following issue on: HEAD commit:a99163e9 Merge tag 'devicetree-for-5.12' of git://git.kern.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=144bedf2d0 kernel config: https://syzkaller.appspot.com/x/.config?x=7a875029a795d230 dashboard link: https://syzkaller.appspot.com/bug?extid=cde43a581a8e5f317bc2 Unfortunately, I don't have any reproducer for this issue yet. IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+cde43a581a8e5f317...@syzkaller.appspotmail.com DEBUG_LOCKS_WARN_ON(lock->magic != lock) WARNING: CPU: 1 PID: 11257 at kernel/locking/mutex.c:928 __mutex_lock_common kernel/locking/mutex.c:928 [inline] WARNING: CPU: 1 PID: 11257 at kernel/locking/mutex.c:928 __mutex_lock+0xc0b/0x1120 kernel/locking/mutex.c:1093 Modules linked in: CPU: 1 PID: 11257 Comm: syz-executor.1 Not tainted 5.11.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__mutex_lock_common kernel/locking/mutex.c:928 [inline] RIP: 0010:__mutex_lock+0xc0b/0x1120 kernel/locking/mutex.c:1093 Code: 08 84 d2 0f 85 a3 04 00 00 8b 05 b8 7c c2 04 85 c0 0f 85 12 f5 ff ff 48 c7 c6 00 8c 6b 89 48 c7 c7 c0 89 6b 89 e8 96 eb bc ff <0f> 0b e9 f8 f4 ff ff 65 48 8b 1c 25 00 f0 01 00 be 08 00 00 00 48 RSP: 0018:c90002697068 EFLAGS: 00010286 RAX: RBX: RCX: RDX: 0004 RSI: 815be2a5 RDI: f520004d2dff RBP: 8880125b8c50 R08: R09: R10: 815b74be R11: R12: R13: dc00 R14: 8a898fa0 R15: FS: 7f12c496b700() GS:8880b9d0() knlGS: CS: 0010 DS: ES: CR0: 80050033 CR2: 0053e038 CR3: 2947b000 CR4: 00350ee0 Call Trace: ieee802154_get_llsec_params+0x3f/0x70 net/mac802154/cfg.c:321 rdev_get_llsec_params net/ieee802154/rdev-ops.h:241 [inline] nl802154_get_llsec_params+0xce/0x390 net/ieee802154/nl802154.c:745 nl802154_send_iface+0x7cf/0xa70 net/ieee802154/nl802154.c:823 nl802154_dump_interface+0x294/0x490 net/ieee802154/nl802154.c:860 genl_lock_dumpit+0x60/0x90 net/netlink/genetlink.c:623 netlink_dump+0x4b9/0xb70 net/netlink/af_netlink.c:2276 __netlink_dump_start+0x642/0x900 net/netlink/af_netlink.c:2381 genl_family_rcv_msg_dumpit+0x2af/0x310 net/netlink/genetlink.c:686 genl_family_rcv_msg net/netlink/genetlink.c:780 [inline] genl_rcv_msg+0x434/0x580 net/netlink/genetlink.c:800 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2502 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1338 netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1927 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:672 sys_sendmsg+0x6e8/0x810 net/socket.c:2348 ___sys_sendmsg+0xf3/0x170 net/socket.c:2402 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2435 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x465ef9 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:7f12c496b188 EFLAGS: 0246 ORIG_RAX: 002e RAX: ffda RBX: 0056bf60 RCX: 00465ef9 RDX: RSI: 2140 RDI: 0004 RBP: 004bcd1c R08: R09: R10: R11: 0246 R12: 0056bf60 R13: 7b9a9dcf R14: 7f12c496b300 R15: 00022000 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkal...@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot.