syzbot


riscv/fixes boot error: BUG: unable to handle kernel paging request in corrupted

Status: auto-closed as invalid on 2022/01/15 14:11
Reported-by: syzbot+6dfe749a37c4895fd959@syzkaller.appspotmail.com
First crash: 340d, last: 331d

Sample crash report:
usbcore: registered new interface driver snd-usb-audio
usbcore: registered new interface driver snd-ua101
usbcore: registered new interface driver snd-usb-caiaq
usbcore: registered new interface driver snd-usb-6fire
usbcore: registered new interface driver snd-usb-hiface
usbcore: registered new interface driver snd-bcd2000
usbcore: registered new interface driver snd_usb_pod
usbcore: registered new interface driver snd_usb_podhd
usbcore: registered new interface driver snd_usb_toneport
usbcore: registered new interface driver snd_usb_variax
drop_monitor: Initializing network drop monitor service
NET: Registered PF_LLC protocol family
GACT probability on
Mirror/redirect action on
Simple TC action Loaded
netem: version 1.3
u32 classifier
    Performance counters on
    input device check on
    Actions configured
nf_conntrack_irc: failed to register helpers
nf_conntrack_sane: failed to register helpers
nf_conntrack_sip: failed to register helpers
xt_time: kernel timezone is -0000
ipip: IPv4 and MPLS over IPv4 tunneling driver
gre: GRE over IPv4 demultiplexor driver
ip_gre: GRE over IPv4 tunneling driver
IPv4 over IPsec tunneling driver
ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully
Initializing XFRM netlink socket
IPsec XFRM device driver
NET: Registered PF_INET6 protocol family
Segment Routing with IPv6
RPL Segment Routing with IPv6
mip6: Mobile IPv6
sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
ip6_gre: GRE over IPv6 tunneling driver
NET: Registered PF_PACKET protocol family
NET: Registered PF_KEY protocol family
can: controller area network core
NET: Registered PF_CAN protocol family
can: raw protocol
can: broadcast manager protocol
can: netlink gateway - max_hops=1
can: SAE J1939
can: isotp protocol
NET: Registered PF_KCM protocol family
l2tp_core: L2TP core driver, V2.0
l2tp_ip: L2TP IP encapsulation support (L2TPv3)
l2tp_netlink: L2TP netlink interface
Unable to handle kernel paging request at virtual address 1ffffffff07aa547
Oops [#1]
Modules linked in:
CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.14.0-syzkaller #0
Hardware name: riscv-virtio,qemu (DT)
epc : slab_alloc_node mm/slub.c:2884 [inline]
epc : __kmalloc_node_track_caller+0xb0/0x3d2 mm/slub.c:4653
 ra : slab_pre_alloc_hook mm/slab.h:494 [inline]
 ra : slab_alloc_node mm/slub.c:2880 [inline]
 ra : __kmalloc_node_track_caller+0x70/0x3d2 mm/slub.c:4653
epc : ffffffff803e2a20 ra : ffffffff803e29e0 sp : ffffffe0057978f0
 gp : ffffffff83f967d8 tp : ffffffe0057e0000 t0 : ffffffe00dd78114
 t1 : ffffffc40121175b t2 : 0000000000000000 s0 : ffffffe005797990
 s1 : ffffffe005601dc0 a0 : 0000000000000000 a1 : 0000000000000007
 a2 : 1ffffffff07aa51f a3 : ffffffff80a9711a a4 : 0000000000000000
 a5 : 0000000000000000 a6 : 0000000000f00000 a7 : ffffffe00908badf
 s2 : ffffffff83f96adc s3 : 0000000000092a20 s4 : 0000000000000280
 s5 : ffffffffffffffff s6 : ffffffff823f4ca0 s7 : ffffffff83f9a0d0
 s8 : 0000000000000000 s9 : 0000000000092a20 s10: ffffffe00908ba7e
 s11: ffffffff83f99850 t3 : 59980df0229a0400 t4 : ffffffc40121175b
 t5 : ffffffc40121175c t6 : ffffffe00dd78111
status: 0000000000000120 badaddr: 1ffffffff07aa547 cause: 000000000000000f
[<ffffffff803e2a20>] slab_alloc_node mm/slub.c:2884 [inline]
[<ffffffff803e2a20>] __kmalloc_node_track_caller+0xb0/0x3d2 mm/slub.c:4653
[<ffffffff821b07ec>] kmalloc_reserve net/core/skbuff.c:355 [inline]
[<ffffffff821b07ec>] pskb_expand_head+0xf8/0x840 net/core/skbuff.c:1696
[<ffffffff823f4ca0>] netlink_trim+0x15a/0x16c net/netlink/af_netlink.c:1296
[<ffffffff823fc95a>] netlink_broadcast_filtered+0x54/0xaf4 net/netlink/af_netlink.c:1501
[<ffffffff823fd430>] netlink_broadcast+0x36/0x48 net/netlink/af_netlink.c:1546
[<ffffffff82401ff6>] nlmsg_multicast include/net/netlink.h:1033 [inline]
[<ffffffff82401ff6>] genlmsg_mcast net/netlink/genetlink.c:1471 [inline]
[<ffffffff82401ff6>] genlmsg_multicast_allns+0x166/0x22e net/netlink/genetlink.c:1489
[<ffffffff82404a26>] genl_ctrl_event.isra.0+0x36a/0x66e net/netlink/genetlink.c:1105
[<ffffffff82405a3e>] genl_register_family net/netlink/genetlink.c:438 [inline]
[<ffffffff82405a3e>] genl_register_family+0x7e4/0xde4 net/netlink/genetlink.c:392
[<ffffffff82c87e08>] l2tp_nl_init+0x30/0x38 net/l2tp/l2tp_netlink.c:1032
[<ffffffff80002f00>] do_one_initcall+0xf4/0x7b8 init/main.c:1287
[<ffffffff82c01d8c>] do_initcall_level init/main.c:1360 [inline]
[<ffffffff82c01d8c>] do_initcalls init/main.c:1376 [inline]
[<ffffffff82c01d8c>] do_basic_setup init/main.c:1396 [inline]
[<ffffffff82c01d8c>] kernel_init_freeable+0x4c2/0x56e init/main.c:1598
[<ffffffff82b99144>] kernel_init+0x28/0x218 init/main.c:1490
[<ffffffff8000515e>] ret_from_exception+0x0/0x14
---[ end trace 4c5179a5640a096d ]---

Crashes (3):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-qemu2-riscv64 2021/09/17 14:10 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes 7d2a07b76933 70b76c1d .config log report riscv/fixes boot error: BUG: unable to handle kernel paging request in corrupted
ci-qemu2-riscv64 2021/09/14 15:57 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes 7d2a07b76933 07e953c1 .config log report riscv/fixes boot error: BUG: unable to handle kernel paging request in corrupted
ci-qemu2-riscv64 2021/09/08 10:33 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes 7d2a07b76933 e2776ee4 .config log report riscv/fixes boot error: BUG: unable to handle kernel paging request in corrupted