last executing test programs: 1m25.13552858s ago: executing program 0 (id=62): r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000100)={'netdevsim0\x00', 0x0}) bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x1, 0x3, 0x261, 0x2, 0x0, 0xffffffffffffffff, 0x0, '\x00', r1, 0xffffffffffffffff, 0x0, 0x2, 0x0, 0x0, @void, @value, @void, @value}, 0x48) 1m25.13539078s ago: executing program 1 (id=63): r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x15) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) 1m24.476224746s ago: executing program 0 (id=64): r0 = shmget$private(0x0, 0x13000, 0x54000000, &(0x7f0000feb000/0x13000)=nil) shmat(r0, &(0x7f0000ff5000/0x4000)=nil, 0x400c) mremap(&(0x7f0000ff6000/0x3000)=nil, 0x3000, 0x1000, 0x3, &(0x7f0000fff000/0x1000)=nil) 1m24.476013706s ago: executing program 1 (id=65): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$devlink(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_RATE_NEW(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000380)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@DEVLINK_ATTR_RATE_NODE_NAME={0x8, 0xb2, @random="5c0b868d"}, @handle=@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}]}, 0x3c}}, 0x0) 1m7.348512699s ago: executing program 0 (id=66): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f000000c2c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000000c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000022c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797ad00000000014000000110001"], 0x7c}}, 0x0) close_range(r0, 0xffffffffffffffff, 0x0) 1m0.28249836s ago: executing program 1 (id=67): r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000400)='ns/pid_for_children\x00') capset(&(0x7f0000000100)={0x20071026}, &(0x7f0000000140)) setns(r0, 0x0) 41.75595571s ago: executing program 1 (id=68): r0 = socket(0x2, 0x80805, 0x0) sendmmsg$inet_sctp(r0, &(0x7f00000032c0)=[{&(0x7f0000002e40)=@in={0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10, &(0x7f00000004c0)=[{&(0x7f0000000100)="03", 0x1}], 0x1}], 0x1, 0x0) sendmmsg$inet_sctp(r0, &(0x7f00000032c0)=[{&(0x7f00000000c0)=@in={0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10, &(0x7f0000001500)=[{&(0x7f0000000000)=']', 0x1}], 0x1, &(0x7f00000002c0)=ANY=[@ANYBLOB="30000000000000008400000001000000000000000c"], 0x30}], 0x1, 0x0) 41.75575028s ago: executing program 0 (id=69): r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$inet_int(r0, 0x0, 0xa, &(0x7f0000000180)=0x4, 0x4) syz_emit_ethernet(0x46, &(0x7f0000000000)={@link_local={0x3}, @multicast, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @local}, @time_exceeded={0x3, 0x4, 0x0, 0x12, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, @loopback, @loopback}, "00186371ae9b1c03"}}}}}, 0x0) 28.921053323s ago: executing program 1 (id=70): r0 = socket$inet6_sctp(0xa, 0x5, 0x84) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @local, 0x9}, 0x1c) setsockopt(r0, 0x84, 0x7f, &(0x7f00000001c0)="020000000d80ffff", 0x8) 28.46309305s ago: executing program 0 (id=71): mmap$xdp(&(0x7f0000800000/0x800000)=nil, 0x800000, 0x2, 0x42032, 0xffffffffffffffff, 0x0) syz_clone3(&(0x7f0000002c00)={0x0, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, 0x0}, 0x58) timer_create(0x0, 0x0, &(0x7f0000bbdffc)) 12.71583145s ago: executing program 1 (id=72): r0 = shmget$private(0x0, 0x13000, 0x54000000, &(0x7f0000feb000/0x13000)=nil) shmat(r0, &(0x7f0000ff5000/0x4000)=nil, 0x400c) mremap(&(0x7f0000ff6000/0x3000)=nil, 0x3000, 0x1000, 0x3, &(0x7f0000fff000/0x1000)=nil) 0s ago: executing program 0 (id=73): r0 = socket$kcm(0x2, 0x200000000000001, 0x106) sendmsg$inet(r0, &(0x7f0000000080)={&(0x7f0000000140)={0x2, 0x0, @dev}, 0x10, 0x0}, 0x30044041) sendmsg$kcm(r0, &(0x7f0000000500)={0x0, 0x0, 0x0}, 0x20000000) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:42749' (ED25519) to the list of known hosts. syzkaller login: [ 399.681652][ T3175] cgroup: Unknown subsys name 'net' [ 400.377157][ T3175] cgroup: Unknown subsys name 'cpuset' [ 400.489011][ T3175] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 461.698080][ T3175] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 529.008785][ T3181] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 529.248617][ T3182] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 529.357261][ T3181] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 529.874743][ T3182] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 541.831766][ T3181] hsr_slave_0: entered promiscuous mode [ 541.866684][ T3181] hsr_slave_1: entered promiscuous mode [ 545.544961][ T3182] hsr_slave_0: entered promiscuous mode [ 545.614172][ T3182] hsr_slave_1: entered promiscuous mode [ 545.637699][ T3182] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 545.645687][ T3182] Cannot create hsr debugfs directory [ 551.758310][ T3181] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 551.985936][ T3181] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 552.195717][ T3181] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 552.468033][ T3181] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 554.139457][ T3182] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 554.518247][ T3182] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 554.713295][ T3182] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 554.851252][ T3182] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 568.307981][ T3181] 8021q: adding VLAN 0 to HW filter on device bond0 [ 570.565506][ T3182] 8021q: adding VLAN 0 to HW filter on device bond0 [ 619.404021][ T3181] veth0_vlan: entered promiscuous mode [ 619.745888][ T3181] veth1_vlan: entered promiscuous mode [ 621.274201][ T3181] veth0_macvtap: entered promiscuous mode [ 621.587193][ T3181] veth1_macvtap: entered promiscuous mode [ 623.492592][ T3181] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 623.496589][ T3181] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 623.499035][ T3181] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 623.514936][ T3181] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 624.220296][ T3182] veth0_vlan: entered promiscuous mode [ 625.108583][ T3182] veth1_vlan: entered promiscuous mode [ 627.857166][ T3182] veth0_macvtap: entered promiscuous mode [ 628.175983][ T3182] veth1_macvtap: entered promiscuous mode [ 628.577225][ T3181] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 631.225650][ T3182] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 631.228771][ T3182] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 631.431527][ T3182] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 631.433481][ T3182] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 647.956146][ T3876] lo speed is unknown, defaulting to 1000 [ 647.998590][ T3876] lo speed is unknown, defaulting to 1000 [ 648.078209][ T3876] lo speed is unknown, defaulting to 1000 [ 648.309071][ T3876] iwpm_register_pid: Unable to send a nlmsg (client = 2) [ 648.681656][ T3876] infiniband syz2: RDMA CMA: cma_listen_on_dev, error -98 [ 649.815058][ T3876] lo speed is unknown, defaulting to 1000 [ 649.988706][ T3876] lo speed is unknown, defaulting to 1000 [ 718.208798][ T3910] usb usb1: Requested nonsensical USBDEVFS_URB_ZERO_PACKET. [ 731.924727][ T3809] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 732.674072][ T3809] usb 2-1: config index 0 descriptor too short (expected 4114, got 18) [ 732.908932][ T3809] usb 2-1: New USB device found, idVendor=066b, idProduct=20f9, bcdDevice=ff.94 [ 732.918968][ T3809] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 732.948760][ T3809] usb 2-1: Product: syz [ 732.992739][ T3809] usb 2-1: Manufacturer: syz [ 732.995426][ T3809] usb 2-1: SerialNumber: syz [ 733.397858][ T3809] usb 2-1: config 0 descriptor?? [ 739.117395][ T3809] asix 2-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -110 [ 739.217952][ T3809] asix 2-1:0.0: probe with driver asix failed with error -110 [ 745.315074][ T3809] usb 2-1: USB disconnect, device number 2 [ 792.366896][ T3955] loop0: detected capacity change from 0 to 524287999 [ 792.592107][ C1] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 792.595747][ C1] Buffer I/O error on dev loop0, logical block 0, async page read [ 792.692542][ C1] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 792.695017][ C1] Buffer I/O error on dev loop0, logical block 0, async page read [ 792.724146][ T3955] loop0: unable to read partition table [ 792.817715][ T3955] loop_reread_partitions: partition scan of loop0 (3Ÿ ¾x³˜CÖ) failed (rc=-5) [ 816.553612][ T3866] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 816.916534][ T3866] usb 2-1: Using ep0 maxpacket: 32 [ 817.089020][ T3866] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 817.102262][ T3866] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 817.104342][ T3866] usb 2-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 2 [ 817.107130][ T3866] usb 2-1: New USB device found, idVendor=046d, idProduct=c086, bcdDevice= 0.00 [ 817.109020][ T3866] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 817.383830][ T3866] usb 2-1: config 0 descriptor?? [ 821.363169][ T3866] logitech-hidpp-device 0003:046D:C086.0001: item fetching failed at offset 0/2 [ 821.435986][ T3866] logitech-hidpp-device 0003:046D:C086.0001: hidpp_probe:parse failed [ 821.467457][ T3866] logitech-hidpp-device 0003:046D:C086.0001: probe with driver logitech-hidpp-device failed with error -22 [ 821.638261][ T3866] usb 2-1: USB disconnect, device number 3 [ 828.895314][ T3987] process 'syz.0.31' launched './file1' with NULL argv: empty string added [ 878.598821][ T4001] netlink: 28 bytes leftover after parsing attributes in process `syz.0.36'. [ 895.218089][ T4005] x_tables: ip6_tables: SYNPROXY target: used from hooks PREROUTING, but only usable from INPUT/FORWARD [ 921.747545][ T4015] netlink: 52 bytes leftover after parsing attributes in process `syz.0.41'. [ 1095.762319][ T4058] capability: warning: `syz.1.60' uses 32-bit capabilities (legacy support in use) [ 1156.761460][ T4078] capability: warning: `syz.1.67' uses deprecated v2 capabilities in a way that may be insecure [ 1238.813424][ T36] INFO: task kworker/u10:0:3191 blocked for more than 430 seconds. [ 1238.815760][ T36] Not tainted 6.12.0-rc1-syzkaller-00002-gcfb10de18538 #0 [ 1238.817869][ T36] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1238.843352][ T36] task:kworker/u10:0 state:D stack:0 pid:3191 tgid:3191 ppid:2 flags:0x00000000 [ 1238.845891][ T36] Workqueue: events_unbound bpf_map_free_deferred [ 1238.848484][ T36] Call Trace: [ 1238.879037][ T36] [] __schedule+0xd5a/0x3886 [ 1238.882616][ T36] [] schedule+0xc4/0x324 [ 1238.883794][ T36] [] schedule_timeout+0x1e2/0x296 [ 1238.885182][ T36] [] __wait_for_common+0x1ca/0x4b6 [ 1238.886417][ T36] [] wait_for_completion+0x1a/0x22 [ 1238.888222][ T36] [] rcu_barrier+0x2dc/0x6cc [ 1238.932671][ T36] [] dev_map_free+0x11c/0x6b8 [ 1238.935269][ T36] [] bpf_map_free_deferred+0x21e/0x46a [ 1238.937370][ T36] [] process_one_work+0x956/0x1dae [ 1238.940532][ T36] [] worker_thread+0x5be/0xdc6 [ 1238.973694][ T36] [] kthread+0x28c/0x3a6 [ 1238.976794][ T36] [] ret_from_fork+0xe/0x18 [ 1239.015430][ T36] [ 1239.015430][ T36] Showing all locks held in the system: [ 1239.051247][ T36] 2 locks held by kworker/0:0/8: [ 1239.053213][ T36] 2 locks held by kworker/0:1/9: [ 1239.054350][ T36] 1 lock held by kworker/R-mm_pe/13: [ 1239.056448][ T36] #0: ffffffff87e86d68 (wq_pool_attach_mutex){+.+.}-{3:3}, at: rescuer_thread+0x73e/0xc72 [ 1239.090844][ T36] 1 lock held by khungtaskd/36: [ 1239.093912][ T36] #0: ffffffff87fcc100 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x68/0x2d6 [ 1239.099188][ T36] 1 lock held by klogd/2998: [ 1239.142596][ T36] 2 locks held by getty/3149: [ 1239.144751][ T36] #0: ff6000001ba200a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3a/0x46 [ 1239.189599][ T36] #1: ff2000000008b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xd7c/0x129a [ 1239.237461][ T36] 2 locks held by sshd/3173: [ 1239.282416][ T36] 3 locks held by kworker/u10:0/3191: [ 1239.285556][ T36] #0: ff60000011071148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x848/0x1dae [ 1239.368238][ T36] #1: ff2000000bc37c90 ((work_completion)(&map->work)){+.+.}-{0:0}, at: process_one_work+0x870/0x1dae [ 1239.454386][ T36] #2: ffffffff87fdc6c0 (rcu_state.barrier_mutex){+.+.}-{3:3}, at: rcu_barrier+0x56/0x6cc [ 1239.458585][ T36] 1 lock held by kworker/R-wg-cr/3353: [ 1239.486677][ T36] #0: ffffffff87e86d68 (wq_pool_attach_mutex){+.+.}-{3:3}, at: worker_attach_to_pool+0x36/0x3c4 [ 1239.514552][ T36] 1 lock held by kworker/R-wg-cr/3360: [ 1239.515619][ T36] #0: ffffffff87e86d68 (wq_pool_attach_mutex){+.+.}-{3:3}, at: rescuer_thread+0x73e/0xc72 [ 1239.518486][ T36] 1 lock held by kworker/R-wg-cr/3378: [ 1239.552439][ T36] #0: ffffffff87e86d68 (wq_pool_attach_mutex){+.+.}-{3:3}, at: rescuer_thread+0x73e/0xc72 [ 1239.555915][ T36] 1 lock held by kworker/R-wg-cr/3405: [ 1239.557052][ T36] #0: ffffffff87e86d68 (wq_pool_attach_mutex){+.+.}-{3:3}, at: rescuer_thread+0x73e/0xc72 [ 1239.581911][ T36] 1 lock held by kworker/R-wg-cr/3409: [ 1239.583129][ T36] 2 locks held by kworker/0:2/3658: [ 1239.584060][ T36] 2 locks held by kworker/0:3/3865: [ 1239.584987][ T36] 3 locks held by kworker/1:4/3866: [ 1239.585926][ T36] 4 locks held by kworker/0:4/3868: [ 1239.586862][ T36] 2 locks held by kworker/0:5/3884: [ 1239.587793][ T36] 2 locks held by kworker/0:6/3908: [ 1239.588708][ T36] 2 locks held by kworker/0:7/3946: [ 1239.620510][ T36] 2 locks held by kworker/0:8/3954: [ 1239.621881][ T36] 2 locks held by kworker/0:10/3997: [ 1239.622837][ T36] 1 lock held by kworker/0:11/4010: [ 1239.623760][ T36] 2 locks held by kworker/0:12/4019: [ 1239.624842][ T36] [ 1239.625665][ T36] ============================================= [ 1239.625665][ T36] [ 1239.627277][ T36] NMI backtrace for cpu 1 [ 1239.628231][ T36] CPU: 1 UID: 0 PID: 36 Comm: khungtaskd Not tainted 6.12.0-rc1-syzkaller-00002-gcfb10de18538 #0 [ 1239.629543][ T36] Hardware name: riscv-virtio,qemu (DT) [ 1239.630370][ T36] Call Trace: [ 1239.631158][ T36] [] dump_backtrace+0x2e/0x3c [ 1239.632161][ T36] [] show_stack+0x34/0x40 [ 1239.633371][ T36] [] dump_stack_lvl+0x122/0x196 [ 1239.634731][ T36] [] dump_stack+0x1c/0x24 [ 1239.636702][ T36] [] nmi_cpu_backtrace+0x39c/0x39e [ 1239.638486][ T36] [] nmi_trigger_cpumask_backtrace+0x2b6/0x456 [ 1239.640886][ T36] [] arch_trigger_cpumask_backtrace+0x2c/0x3c [ 1239.642263][ T36] [] watchdog+0xcfa/0x1178 [ 1239.643193][ T36] [] kthread+0x28c/0x3a6 [ 1239.644145][ T36] [] ret_from_fork+0xe/0x18 [ 1239.646968][ T36] Sending NMI from CPU 1 to CPUs 0: [ 1239.648842][ C0] NMI backtrace for cpu 0 [ 1239.651088][ C0] CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.12.0-rc1-syzkaller-00002-gcfb10de18538 #0 [ 1239.653267][ C0] Hardware name: riscv-virtio,qemu (DT) [ 1239.654760][ C0] epc : _raw_spin_unlock_irqrestore+0x36/0xd6 [ 1239.656688][ C0] ra : _raw_spin_unlock_irqrestore+0x86/0xd6 [ 1239.659276][ C0] epc : ffffffff85ffb79a ra : ffffffff85ffb7ea sp : ff200000001179e0 [ 1239.661296][ C0] gp : ffffffff897bea80 tp : ff600000126f4ec0 t0 : ff600000126f59e0 [ 1239.662940][ C0] t1 : fffffffef2151322 t2 : 0000000000000001 s0 : ff20000000117a00 [ 1239.664977][ C0] s1 : 0000000000000002 a0 : 0000000000000000 a1 : ffffffff8643e620 [ 1239.666601][ C0] a2 : 0000000000f00000 a3 : 0000000000000101 a4 : 0000000000000001 [ 1239.668289][ C0] a5 : 0000000000000000 a6 : 0000000000f00000 a7 : ffffffff90a89913 [ 1239.669848][ C0] s2 : ffffffff90a89910 s3 : dfffffff00000000 s4 : 0000000000000003 [ 1239.671677][ C0] s5 : 0000000000000000 s6 : ff6000002e811d50 s7 : 1fe4000000022f44 [ 1239.673317][ C0] s8 : 0000000000000001 s9 : ffffffff90a89910 s10: 0000000200000022 [ 1239.674949][ C0] s11: 1fec000005f3cec9 t3 : 1fec0000024deb3b t4 : fffffffef2151322 [ 1239.676494][ C0] t5 : fffffffef2151323 t6 : 1fec0000024deb40 [ 1239.677983][ C0] status: 0000000200000120 badaddr: 0000000000000000 cause: 8000000000000001 [ 1239.679799][ C0] [] _raw_spin_unlock_irqrestore+0x36/0xd6 [ 1239.681896][ C0] [] debug_object_active_state+0x274/0x2c4 [ 1239.683640][ C0] [] rcu_core+0x9c0/0x1eac [ 1239.685321][ C0] [] rcu_core_si+0xc/0x14 [ 1239.686943][ C0] [] handle_softirqs+0x4a6/0x10de [ 1239.688511][ C0] [] run_ksoftirqd+0xce/0x144 [ 1239.690636][ C0] [] smpboot_thread_fn+0x654/0xb98 [ 1239.692347][ C0] [] kthread+0x28c/0x3a6 [ 1239.693870][ C0] [] ret_from_fork+0xe/0x18 [ 1240.011861][ T36] Kernel panic - not syncing: hung_task: blocked tasks [ 1240.014507][ T36] CPU: 1 UID: 0 PID: 36 Comm: khungtaskd Not tainted 6.12.0-rc1-syzkaller-00002-gcfb10de18538 #0 [ 1240.016418][ T36] Hardware name: riscv-virtio,qemu (DT) [ 1240.017684][ T36] Call Trace: [ 1240.018792][ T36] [] dump_backtrace+0x2e/0x3c [ 1240.020627][ T36] [] show_stack+0x34/0x40 [ 1240.022208][ T36] [] dump_stack_lvl+0x108/0x196 [ 1240.023970][ T36] [] dump_stack+0x1c/0x24 [ 1240.025692][ T36] [] panic+0x388/0x86c [ 1240.027210][ T36] [] watchdog+0x78a/0x1178 [ 1240.028774][ T36] [] kthread+0x28c/0x3a6 [ 1240.030386][ T36] [] ret_from_fork+0xe/0x18 [ 1240.032564][ T36] SMP: stopping secondary CPUs [ 1240.036583][ T36] Rebooting in 86400 seconds.. VM DIAGNOSIS: 02:41:38 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff85140830 mhartid 0000000000000000 mstatus 0000000a000000a2 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 0000000080000428 stvec ffffffff85ffc970 vstvec 0000000000000000 mepc ffffffff804308f2 sepc ffffffff8534aca2 vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080029000 sscratch 0000000000000000 satp a01a80000009a741 x0/zero 0000000000000000 x1/ra ffffffff85fd9d60 x2/sp ff20000000006760 x3/gp ffffffff897bea80 x4/tp ff6000001ab9cec0 x5/t0 ff6000001ab9d9e0 x6/t1 fffffffef214ddd6 x7/t2 0000000000000001 x8/s0 ff20000000006760 x9/s1 ff200000000067f0 x10/a0 ff200000000067e8 x11/a1 ffffffff8000a754 x12/a2 0000000000000003 x13/a3 ffffffff8001048c x14/a4 0000000000000000 x15/a5 0000000000000000 x16/a6 0000000000f00000 x17/a7 ffffffff90a6eeb3 x18/s2 ff200000000068a0 x19/s3 ffffffff804990a2 x20/s4 0000000000000001 x21/s5 0000000000000000 x22/s6 ffffffff804990a2 x23/s7 dfffffff00000000 x24/s8 dfffffff00000000 x25/s9 ffffffff85ffc970 x26/s10 0000000000007fff x27/s11 ff20000000006aa0 x28/t3 1fec000003573b3b x29/t4 fffffffef214ddd6 x30/t5 fffffffef214ddd7 x31/t6 1fec000003573b59 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000 info registers vcpu 1 CPU#1 V = 0 pc ffffffff80181ef6 mhartid 0000000000000001 mstatus 0000000a000001a2 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000020 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 0000000080000428 stvec ffffffff85ffc970 vstvec 0000000000000000 mepc ffffffff8001fb06 sepc ffffffff80232184 vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080027000 sscratch 0000000000000000 satp a00660000009bb4f x0/zero 0000000000000000 x1/ra ffffffff80181e0c x2/sp ff200000002e7c70 x3/gp ffffffff897bea80 x4/tp ff60000014ef8000 x5/t0 ff60000014ef8b20 x6/t1 ffe3ffff0005cf94 x7/t2 0000000000000049 x8/s0 ff200000002e7d40 x9/s1 ff60000012324b88 x10/a0 ff600000123234d0 x11/a1 0000000000000004 x12/a2 0000000000000001 x13/a3 0000000000000000 x14/a4 0000000000000000 x15/a5 0000000000000001 x16/a6 ffe3ffff0005cf95 x17/a7 0000000000000003 x18/s2 0000000000000000 x19/s3 1fe400000005cf90 x20/s4 ff60000012323480 x21/s5 ff60000012323d70 x22/s6 ff600000123234c8 x23/s7 1fec000002464699 x24/s8 ffffffff897cd800 x25/s9 dfffffff00000000 x26/s10 00000000003fff65 x27/s11 ff600000123239b8 x28/t3 1fec0000029df163 x29/t4 ffe3ffff0005cf94 x30/t5 ffe3ffff0005cf95 x31/t6 ff200000002e76f8 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000