syzkaller login: [ 274.041208][ T1858] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 274.070182][ T1858] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 274.101553][ T1858] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 274.208425][ T1858] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:18381' (ECDSA) to the list of known hosts. 1970/01/01 00:05:54 fuzzer started 1970/01/01 00:06:06 dialing manager at localhost:40615 [ 373.228935][ T2025] cgroup: Unknown subsys name 'net' [ 374.269313][ T2025] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:06:13 syscalls: 2918 1970/01/01 00:06:13 code coverage: enabled 1970/01/01 00:06:13 comparison tracing: enabled 1970/01/01 00:06:13 extra coverage: enabled 1970/01/01 00:06:13 delay kcov mmap: mmap returned an invalid pointer 1970/01/01 00:06:13 setuid sandbox: enabled 1970/01/01 00:06:14 namespace sandbox: enabled 1970/01/01 00:06:14 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:06:14 fault injection: enabled 1970/01/01 00:06:14 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:06:14 net packet injection: enabled 1970/01/01 00:06:14 net device setup: enabled 1970/01/01 00:06:14 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:06:14 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:06:14 NIC VF setup: PCI device 0000:00:11.0 is not available 1970/01/01 00:06:14 USB emulation: enabled 1970/01/01 00:06:14 hci packet injection: /dev/vhci does not exist 1970/01/01 00:06:14 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:06:14 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 1970/01/01 00:06:17 fetching corpus: 50, signal 32890/34670 (executing program) 1970/01/01 00:06:21 fetching corpus: 100, signal 48226/51622 (executing program) 1970/01/01 00:06:24 fetching corpus: 150, signal 55527/60444 (executing program) 1970/01/01 00:06:27 fetching corpus: 200, signal 63606/69957 (executing program) 1970/01/01 00:06:29 fetching corpus: 250, signal 70214/77973 (executing program) 1970/01/01 00:06:34 fetching corpus: 300, signal 75330/84386 (executing program) 1970/01/01 00:06:37 fetching corpus: 350, signal 80084/90442 (executing 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(executing program) 1970/01/01 00:18:56 fetching corpus: 15200, signal 290690/306147 (executing program) 1970/01/01 00:18:59 fetching corpus: 15250, signal 291171/306147 (executing program) 1970/01/01 00:19:01 fetching corpus: 15300, signal 291539/306147 (executing program) 1970/01/01 00:19:03 fetching corpus: 15350, signal 291772/306149 (executing program) 1970/01/01 00:19:05 fetching corpus: 15387, signal 291958/306149 (executing program) 1970/01/01 00:19:06 fetching corpus: 15387, signal 291958/306149 (executing program) 1970/01/01 00:20:43 starting 2 fuzzer processes 00:20:43 executing program 0: msgrcv(0xffffffffffffffff, &(0x7f0000000000)={0x0, ""/253}, 0x105, 0x0, 0x800) msgrcv(0x0, &(0x7f0000000140)={0x0, ""/232}, 0xf0, 0x3, 0x3800) r0 = msgget$private(0x0, 0x200) msgctl$IPC_RMID(r0, 0x0) msgctl$IPC_RMID(r0, 0x0) r1 = msgget$private(0x0, 0x7c6) msgrcv(r1, &(0x7f0000000240)={0x0, ""/10}, 0x12, 0x0, 0x1800) msgsnd(r1, &(0x7f0000000280)={0x2, "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"}, 0x1008, 0x800) r2 = msgget(0x0, 0x401) msgsnd(r2, &(0x7f00000012c0)={0x1, "6fadfe224c803c08434ad0bdbcf0d11766f1b1ad4545f89119fb7cdd2e2783d6f923b8e562fdee79966dbf200c7243d8f7336799b9dc22b31a48f53653812a1e5b3ee4e40a80d350c02e9254fae4c1f9e32f4c22cd62858fc8b63b0f7a09f126e1fd1ae31e1e56a24728cb91b50611ad7c23cc3de028affe"}, 0x80, 0x800) openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000001340), 0x2, 0x0) r3 = msgget$private(0x0, 0x101) msgrcv(r3, &(0x7f0000001380)={0x0, ""/26}, 0x22, 0x2, 0x1000) r4 = msgget$private(0x0, 0x616) msgsnd(r4, &(0x7f00000013c0)={0x2, "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"}, 0x105, 0x0) msgrcv(r4, &(0x7f0000001500)={0x0, ""/142}, 0x96, 0x3, 0x5800) r5 = msgget(0x0, 0xc0) msgrcv(r5, &(0x7f00000015c0)={0x0, ""/40}, 0x30, 0x0, 0x800) msgsnd(r0, &(0x7f0000001600)={0x2, "6e31aa5c9481e4fea0ed176a9e3ec710a0e50e0db440f37455cbc0e1d982aa0cbff9b26846facbdbdb3f8987613aec99d7c9e953945493a44c110a57dee2baaf7a953a43fe74b80a1eae456f26937eb39c451d13eef95e89172b958b687d20c1395e07121f74da40df3ef50f6cf17601d64c1b517c59a2"}, 0x7f, 0x0) r6 = msgget(0x2, 0x84) msgrcv(r6, &(0x7f0000001680)={0x0, ""/21}, 0x1d, 0x1, 0x1800) msgrcv(r3, &(0x7f00000016c0)={0x0, ""/85}, 0x5d, 0x1, 0x2000) msgsnd(r0, &(0x7f0000001740)={0x2, "dece5b3f8a18e1c75f937d347f818f7be33756f32ca67fe3c7ce704c25b5ca0f2cadf46a63f86413ec093c35d6ee40c57b02f05311c26e4d0f6cd3cd758a20b3f492124607ede5888ea199e784f0d3e8ba16bb1a49bc05985d15387ad5f03112cbdde73e21ed19c46840d3ba"}, 0x74, 0x0) msgrcv(r2, &(0x7f00000017c0)={0x0, ""/99}, 0x6b, 0x2, 0x2800) msgget(0x2, 0xf2) r7 = msgget(0x3, 0xa8) msgrcv(r7, &(0x7f0000001840)={0x0, ""/101}, 0x6d, 0x1, 0x800) msgsnd(r4, &(0x7f00000018c0)={0x0, "c54df7adafa0f4d6a9b4f853f1830fd30570569f351e9f27082474fe647a20e181e169063d824541a88b275d1f3d4c2a088ab321fa7e5ad61e6ee34109cffe35add2e57713c669e7b3265d0f2c4f67ea25e7125bde0d9233cff47c4987b2e6a0dd6d02f1dd859b5b68a201961ffe7e00075d925610257140dcf559f78295b41201cbcb762946ffeee95b6c1083b7c2f1b0ba232e25888402361869879c8eed3f8ac8dd29453ad2265dcca55bb0e490ef2b437a7b0dd126f6d33551fb07093dd17f9713b6b1914bf767de5a"}, 0xd3, 0x800) msgctl$IPC_RMID(r4, 0x0) msgrcv(r6, &(0x7f00000019c0)={0x0, ""/5}, 0xd, 0x1, 0x800) 00:20:43 executing program 1: ioctl$TCSETAF(0xffffffffffffffff, 0x5408, &(0x7f0000000000)={0xab48, 0x5, 0x2, 0x8, 0x16, "4640bce890928e6c"}) open_by_handle_at(0xffffffffffffffff, &(0x7f0000000040)=@fuse_with_parent={0x18, 0x82, {{0x1, 0x9}, {0x9, 0x73, 0xff}}}, 0x82001) r0 = signalfd4(0xffffffffffffffff, &(0x7f0000000080)={[0x8001]}, 0x8, 0x1000) ioctl$TIOCSTI(r0, 0x5412, &(0x7f00000000c0)=0x20) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000100)={0xaa, 0x80}) r1 = userfaultfd(0x800) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000000140)={{&(0x7f0000fff000/0x1000)=nil, 0x1000}, 0x4}) ioctl$BTRFS_IOC_TREE_SEARCH(r0, 0xd0009411, &(0x7f0000000180)={{0x0, 0x3, 0x0, 0x5, 0x0, 0x3f, 0x401, 0xda, 0x8001, 0x7fff, 0x78, 0x0, 0x1f, 0x3, 0xffffffffffffffff}}) ioctl$TCSETAF(r0, 0x5408, &(0x7f0000001180)={0xfff8, 0x7, 0x4, 0x6, 0x3, "4f1330153f5cee2c"}) r2 = bpf$ITER_CREATE(0x21, &(0x7f00000011c0)={r0}, 0x8) ioctl$GIO_FONTX(r2, 0x4b6b, &(0x7f0000001600)={0x62, 0x1b, &(0x7f0000001200)}) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000001640)={0xaa, 0x5c0}) r3 = openat$cgroup_type(r0, &(0x7f0000001680), 0x2, 0x0) ioctl$FS_IOC_READ_VERITY_METADATA(r3, 0xc0286687, &(0x7f0000001740)={0x2, 0x7, 0x49, &(0x7f00000016c0)=""/73}) sendmsg$key(r0, &(0x7f00000018c0)={0x0, 0x0, &(0x7f0000001880)={&(0x7f0000001780)={0x2, 0x6, 0x0, 0x0, 0x20, 0x0, 0x70bd29, 0x25dfdbfe, [@sadb_x_nat_t_port={0x1, 0x15, 0x4e20}, @sadb_x_sa2={0x2, 0x13, 0x1, 0x0, 0x0, 0x70bd25, 0x3506}, @sadb_x_sec_ctx={0x1b, 0x18, 0x0, 0x0, 0xcc, "80018c7cffbf465922e11321cd65c4b38a316806c94497a2f9dd0151f9d035d0ed38446d778a39d40eaa642ceb6089f0cdab1489e87f66c31dcb514174b05930072bef3956090c4d63a52ed7a3f4bdebb43277a3fd122bdd869da914d1ade0e9f2af331e44900ef7e91bba8f1ee1bc0ae6e3ddca1589ed24d46c4659f7eb198ed6ad5aae2dd16729167a592f0d460c7f8fdedf768f5c56f2d96897b35b259780e303b0e5b46bce00209f6a3aeb2c0ff3b91d5cec5890d89dd5c1178f4f19aedf7a552209be393429a703343e"}]}, 0x100}}, 0x4000014) r4 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000001900), 0x40101, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000001940)={0xaa, 0x1d9}) r5 = syz_open_dev$dri(&(0x7f0000001980), 0x6f, 0x200) r6 = fcntl$dupfd(r5, 0x0, r2) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f00000019c0)={&(0x7f0000ffd000/0x3000)=nil, 0x3000}) r7 = syz_open_dev$admmidi(&(0x7f0000001a00), 0x5, 0x100) r8 = dup(r7) fchdir(r6) ioctl$TIOCSTI(r7, 0x5412, &(0x7f0000001a40)) ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT(r2, 0xc0189374, &(0x7f0000001a80)={{0x1, 0x1, 0x18, r3, {0x40000}}, './file0\x00'}) ioctl$UFFDIO_API(r9, 0xc018aa3f, &(0x7f0000001ac0)={0xaa, 0x910}) openat$cgroup_procs(r8, &(0x7f0000001b00)='cgroup.procs\x00', 0x2, 0x0) ioctl$BTRFS_IOC_SNAP_DESTROY_V2(r3, 0x5000943f, &(0x7f0000001b40)={{r5}, 0x0, 0x2, @unused=[0x6fcf6397, 0x4, 0x3, 0x7], @name="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"}) ioctl$UFFDIO_ZEROPAGE(r0, 0xc020aa04, &(0x7f0000002b40)={{&(0x7f0000ffc000/0x4000)=nil, 0x4000}}) ioctl$KDDISABIO(0xffffffffffffffff, 0x4b37) [ 1277.645869][ T2046] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1277.971775][ T2046] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1282.575916][ T2045] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1282.778711][ T2045] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1295.269298][ T2046] device hsr_slave_0 entered promiscuous mode [ 1295.339785][ T2046] device hsr_slave_1 entered promiscuous mode [ 1297.720221][ T2045] device hsr_slave_0 entered promiscuous mode [ 1297.747090][ T2045] device hsr_slave_1 entered promiscuous mode [ 1297.808240][ T2045] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 1297.830207][ T2045] Cannot create hsr debugfs directory [ 1303.449028][ T2046] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1303.660417][ T2046] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1303.986911][ T2046] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1304.341365][ T2046] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1305.289620][ T2045] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1305.409547][ T2045] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1305.700772][ T2045] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 1305.868244][ T2045] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 1315.054829][ T2046] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1315.892120][ T2112] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1315.945393][ T2112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1316.923715][ C0] ================================================================== [ 1316.927088][ C0] BUG: KASAN: slab-out-of-bounds in walk_stackframe+0x11c/0x260 [ 1316.928633][ C0] Read of size 8 at addr ffffaf800ed07ba0 by task syz-executor.1/2045 [ 1316.930216][ C0] [ 1316.931808][ C0] CPU: 0 PID: 2045 Comm: syz-executor.1 Not tainted 5.17.0-rc1-syzkaller-00002-g0966d385830d #0 [ 1316.933199][ C0] Hardware name: riscv-virtio,qemu (DT) [ 1316.934433][ C0] Call Trace: [ 1316.935208][ C0] [] dump_backtrace+0x2e/0x3c [ 1316.936224][ C0] [] show_stack+0x34/0x40 [ 1316.937129][ C0] [] dump_stack_lvl+0xe4/0x150 [ 1316.938063][ C0] [] print_address_description.constprop.0+0x2a/0x330 [ 1316.939192][ C0] [] kasan_report+0x184/0x1e0 [ 1316.940225][ C0] [] __asan_load8+0x6e/0x96 [ 1316.941122][ C0] [] walk_stackframe+0x11c/0x260 [ 1316.941979][ C0] [] arch_stack_walk+0x2c/0x3c [ 1316.943008][ C0] [] stack_trace_save+0xa6/0xd8 [ 1316.944201][ C0] [] save_stack+0x112/0x16c [ 1316.945048][ C0] [] __set_page_owner+0x48/0x136 [ 1316.945946][ C0] [] post_alloc_hook+0xd0/0x10a [ 1316.946828][ C0] [] get_page_from_freelist+0x8da/0x12d8 [ 1316.947944][ C0] [ 1316.948741][ C0] Allocated by task 1102416563: [ 1316.949692][ C0] (stack is not available) [ 1316.950547][ C0] [ 1316.951267][ C0] Last potentially related work creation: [ 1316.952093][ C0] ------------[ cut here ]------------ [ 1316.953195][ C0] slab index 1189544 out of bounds (321) for stack id 845226a8 [ 1316.957790][ C0] WARNING: CPU: 0 PID: 2045 at lib/stackdepot.c:304 stack_depot_print+0x66/0x70 [ 1316.959721][ C0] Modules linked in: [ 1316.960690][ C0] CPU: 0 PID: 2045 Comm: syz-executor.1 Not tainted 5.17.0-rc1-syzkaller-00002-g0966d385830d #0 [ 1316.962155][ C0] Hardware name: riscv-virtio,qemu (DT) [ 1316.963886][ C0] epc : stack_depot_print+0x66/0x70 [ 1316.964991][ C0] ra : stack_depot_print+0x66/0x70 [ 1316.966112][ C0] epc : ffffffff80c00b8a ra : ffffffff80c00b8a sp : ffffaf800ed07a60 [ 1316.967436][ C0] gp : ffffffff85863ac0 tp : ffffaf800de60000 t0 : ffffffff86bcb657 [ 1316.968706][ C0] t1 : fffff5ef0b53910c t2 : 0000000000000000 s0 : ffffaf800ed07a70 [ 1316.969651][ C0] s1 : ffffaf807aa73800 a0 : 000000000000003c a1 : 00000000000f0000 [ 1316.970840][ C0] a2 : 0000000000000505 a3 : ffffffff8012252a a4 : 531bb20589a1d800 [ 1316.972061][ C0] a5 : 531bb20589a1d800 a6 : 0000000000f00000 a7 : ffffaf805a9c8863 [ 1316.973884][ C0] s2 : ffffaf800ed07ba0 s3 : ffffaf8007201dc0 s4 : ffffaf800ed07800 [ 1316.975850][ C0] s5 : ffffaf800ed07c00 s6 : 0000000000003fff s7 : ffffaf800ed07b40 [ 1316.977096][ C0] s8 : ffffaf805a9de970 s9 : ffffffffffffc000 s10: ffffaf800ed07c20 [ 1316.978339][ C0] s11: 0000000000000008 t3 : fffffffff3f3f300 t4 : fffff5ef0b53910c [ 1316.979197][ C0] t5 : fffff5ef0b53910d t6 : ffffaf800ed07558 [ 1316.980294][ C0] status: 0000000000000100 badaddr: 0000000000000000 cause: 0000000000000003 [ 1316.981661][ C0] [] print_address_description.constprop.0+0x2fc/0x330 [ 1316.983812][ C0] [] kasan_report+0x184/0x1e0 [ 1316.985559][ C0] [] __asan_load8+0x6e/0x96 [ 1316.986767][ C0] [] walk_stackframe+0x11c/0x260 [ 1316.988046][ C0] [] arch_stack_walk+0x2c/0x3c [ 1316.989459][ C0] [] stack_trace_save+0xa6/0xd8 [ 1316.990765][ C0] [] save_stack+0x112/0x16c [ 1316.991842][ C0] [] __set_page_owner+0x48/0x136 [ 1316.993752][ C0] [] post_alloc_hook+0xd0/0x10a [ 1316.995090][ C0] [] get_page_from_freelist+0x8da/0x12d8 [ 1316.996603][ C0] irq event stamp: 119501 [ 1316.997483][ C0] hardirqs last enabled at (119500): [] get_page_from_freelist+0xfc8/0x12d8 [ 1316.998975][ C0] hardirqs last disabled at (119501): [] _raw_spin_lock_irqsave+0x60/0x62 [ 1317.000420][ C0] softirqs last enabled at (119444): [] __do_softirq+0x618/0x8fc [ 1317.001961][ C0] softirqs last disabled at (119451): [] __irq_exit_rcu+0x142/0x1f8 [ 1317.004444][ C0] ---[ end trace 0000000000000000 ]--- [ 1317.006560][ C0] [ 1317.007341][ C0] Second to last potentially related work creation: [ 1317.008230][ C0] ------------[ cut here ]------------ [ 1317.009038][ C0] slab index 2097151 out of bounds (321) for stack id ffffffff [ 1317.011643][ C0] WARNING: CPU: 0 PID: 2045 at lib/stackdepot.c:304 stack_depot_print+0x66/0x70 [ 1317.013087][ C0] Modules linked in: [ 1317.014794][ C0] CPU: 0 PID: 2045 Comm: syz-executor.1 Tainted: G W 5.17.0-rc1-syzkaller-00002-g0966d385830d #0 [ 1317.016350][ C0] Hardware name: riscv-virtio,qemu (DT) [ 1317.017270][ C0] epc : stack_depot_print+0x66/0x70 [ 1317.018384][ C0] ra : stack_depot_print+0x66/0x70 [ 1317.019601][ C0] epc : ffffffff80c00b8a ra : ffffffff80c00b8a sp : ffffaf800ed07a60 [ 1317.020593][ C0] gp : ffffffff85863ac0 tp : ffffaf800de60000 t0 : ffffffff86bcb657 [ 1317.021804][ C0] t1 : fffff5ef0b53910c t2 : 0000000000000000 s0 : ffffaf800ed07a70 [ 1317.023282][ C0] s1 : ffffaf807aa73800 a0 : 000000000000003c a1 : 00000000000f0000 [ 1317.025608][ C0] a2 : 0000000000000505 a3 : ffffffff8012252a a4 : 531bb20589a1d800 [ 1317.026848][ C0] a5 : 531bb20589a1d800 a6 : 0000000000f00000 a7 : ffffaf805a9c8863 [ 1317.028117][ C0] s2 : ffffaf800ed07ba0 s3 : ffffaf8007201dc0 s4 : ffffaf800ed07800 [ 1317.029264][ C0] s5 : ffffaf800ed07c00 s6 : 0000000000003fff s7 : ffffaf800ed07b40 [ 1317.030427][ C0] s8 : ffffaf805a9de970 s9 : ffffffffffffc000 s10: ffffaf800ed07c20 [ 1317.031480][ C0] s11: 0000000000000008 t3 : fffffffff3f3f300 t4 : fffff5ef0b53910c [ 1317.032687][ C0] t5 : fffff5ef0b53910d t6 : ffffaf800ed07558 [ 1317.033964][ C0] status: 0000000000000100 badaddr: 0000000000000000 cause: 0000000000000003 [ 1317.036198][ C0] [] print_address_description.constprop.0+0x2ae/0x330 [ 1317.037760][ C0] [] kasan_report+0x184/0x1e0 [ 1317.039100][ C0] [] __asan_load8+0x6e/0x96 [ 1317.040093][ C0] [] walk_stackframe+0x11c/0x260 [ 1317.041418][ C0] [] arch_stack_walk+0x2c/0x3c [ 1317.042761][ C0] [] stack_trace_save+0xa6/0xd8 [ 1317.044172][ C0] [] save_stack+0x112/0x16c [ 1317.044961][ C0] [] __set_page_owner+0x48/0x136 [ 1317.046148][ C0] [] post_alloc_hook+0xd0/0x10a [ 1317.047445][ C0] [] get_page_from_freelist+0x8da/0x12d8 [ 1317.048808][ C0] irq event stamp: 119501 [ 1317.049604][ C0] hardirqs last enabled at (119500): [] get_page_from_freelist+0xfc8/0x12d8 [ 1317.051212][ C0] hardirqs last disabled at (119501): [] _raw_spin_lock_irqsave+0x60/0x62 [ 1317.052923][ C0] softirqs last enabled at (119444): [] __do_softirq+0x618/0x8fc [ 1317.054540][ C0] softirqs last disabled at (119451): [] __irq_exit_rcu+0x142/0x1f8 [ 1317.056108][ C0] ---[ end trace 0000000000000000 ]--- [ 1317.057120][ C0] [ 1317.057820][ C0] The buggy address belongs to the object at ffffaf800ed07800 [ 1317.057820][ C0] which belongs to the cache kmalloc-1k of size 1024 [ 1317.059495][ C0] The buggy address is located 928 bytes inside of [ 1317.059495][ C0] 1024-byte region [ffffaf800ed07800, ffffaf800ed07c00) [ 1317.061046][ C0] The buggy address belongs to the page: [ 1317.062459][ C0] page:ffffaf807aa73800 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x8ef00 [ 1317.065590][ C0] head:ffffaf807aa73800 order:3 compound_mapcount:0 compound_pincount:0 [ 1317.067085][ C0] flags: 0x8800010200(slab|head|section=17|node=0|zone=0) [ 1317.069800][ C0] raw: 0000008800010200 0000000000000000 0000000000000001 ffffaf8007201dc0 [ 1317.071227][ C0] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 [ 1317.072570][ C0] raw: 00000000000007ff [ 1317.073933][ C0] page dumped because: kasan: bad access detected [ 1317.075289][ C0] page_owner tracks the page as allocated [ 1317.076303][ C0] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 13, ts 716887637800, free_ts 665220338700 [ 1317.078471][ C0] __set_page_owner+0x48/0x136 [ 1317.079715][ C0] post_alloc_hook+0xd0/0x10a [ 1317.080818][ C0] get_page_from_freelist+0x8da/0x12d8 [ 1317.081991][ C0] __alloc_pages+0x150/0x3b6 [ 1317.083555][ C0] alloc_pages+0x132/0x2a6 [ 1317.085060][ C0] alloc_slab_page.constprop.0+0xc2/0xfa [ 1317.086278][ C0] new_slab+0x76/0x2cc [ 1317.087332][ C0] ___slab_alloc+0x56e/0x918 [ 1317.088449][ C0] __slab_alloc.constprop.0+0x50/0x8c [ 1317.089608][ C0] __kmalloc_node_track_caller+0x26c/0x362 [ 1317.090741][ C0] __alloc_skb+0xee/0x2e4 [ 1317.091900][ C0] __napi_alloc_skb+0x72/0x214 [ 1317.093238][ C0] page_to_skb+0x16e/0x70e [ 1317.094452][ C0] receive_buf+0xa20/0x3e50 [ 1317.095569][ C0] virtnet_poll+0x39c/0x986 [ 1317.096690][ C0] __napi_poll+0x7c/0x358 [ 1317.097792][ C0] page last free stack trace: [ 1317.098648][ C0] __reset_page_owner+0x4a/0xea [ 1317.099713][ C0] free_pcp_prepare+0x29c/0x45e [ 1317.100804][ C0] free_unref_page+0x6a/0x31e [ 1317.101872][ C0] free_compound_page+0x70/0x8a [ 1317.103341][ C0] __put_compound_page+0x7c/0xb0 [ 1317.104797][ C0] __put_page+0x48/0x100 [ 1317.105772][ C0] skb_release_data+0x2f8/0x3c4 [ 1317.106805][ C0] __kfree_skb+0x38/0x50 [ 1317.107837][ C0] tcp_recvmsg+0x1f2/0x414 [ 1317.108793][ C0] inet_recvmsg+0x10a/0x4ba [ 1317.109897][ C0] sock_read_iter+0x26c/0x2ba [ 1317.111035][ C0] new_sync_read+0x3ae/0x3d8 [ 1317.112232][ C0] vfs_read+0x2ce/0x324 [ 1317.113584][ C0] ksys_read+0x1c4/0x224 [ 1317.114690][ C0] sys_read+0x28/0x36 [ 1317.115767][ C0] ret_from_syscall+0x0/0x2 [ 1317.117008][ C0] [ 1317.117710][ C0] Memory state around the buggy address: [ 1317.118963][ C0] ffffaf800ed07a80: fc fc fc fc 00 00 00 00 00 00 00 00 fc fc fc fc [ 1317.120179][ C0] ffffaf800ed07b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 1317.121278][ C0] >ffffaf800ed07b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 1317.122395][ C0] ^ [ 1317.123713][ C0] ffffaf800ed07c00: f1 f1 f1 f1 00 00 00 f3 f3 f3 f3 f3 00 00 00 00 [ 1317.124937][ C0] ffffaf800ed07c80: 00 00 00 00 00 00 00 00 f1 f1 f1 f1 00 00 00 00 [ 1317.126094][ C0] ================================================================== [ 1317.127116][ C0] Disabling lock debugging due to kernel taint [ 1317.130731][ T2045] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 1317.131877][ T2045] CPU: 0 PID: 2045 Comm: syz-executor.1 Tainted: G B W 5.17.0-rc1-syzkaller-00002-g0966d385830d #0 [ 1317.133841][ T2045] Hardware name: riscv-virtio,qemu (DT) [ 1317.134781][ T2045] Call Trace: [ 1317.135323][ T2045] [] dump_backtrace+0x2e/0x3c [ 1317.136389][ T2045] [] show_stack+0x34/0x40 [ 1317.137353][ T2045] [] dump_stack_lvl+0xe4/0x150 [ 1317.138383][ T2045] [] dump_stack+0x1c/0x24 [ 1317.139470][ T2045] [] panic+0x24a/0x634 [ 1317.140388][ T2045] [] schedule+0x0/0x14c [ 1317.141429][ T2045] [] preempt_schedule_common+0x4e/0xde [ 1317.142477][ T2045] [] preempt_schedule+0x34/0x36 [ 1317.144099][ T2045] [] _raw_spin_unlock_irqrestore+0x8c/0x98 [ 1317.145116][ T2045] [] pcpu_alloc+0x7ca/0x1278 [ 1317.146201][ T2045] [] __alloc_percpu_gfp+0x28/0x36 [ 1317.147303][ T2045] [] fib_nh_common_init+0xa8/0x22e [ 1317.148352][ T2045] [] fib6_nh_init+0x350/0x10c0 [ 1317.150049][ T2045] [] ip6_route_info_create+0xb70/0xf78 [ 1317.151696][ T2045] [] ip6_route_add+0x2a/0x148 [ 1317.153059][ T2045] [] addrconf_prefix_route+0x25a/0x3ec [ 1317.154061][ T2045] [] addrconf_add_linklocal+0x1a0/0x312 [ 1317.155120][ T2045] [] addrconf_addr_gen+0x2c8/0x2d2 [ 1317.156129][ T2045] [] addrconf_dev_config+0x208/0x3a0 [ 1317.157131][ T2045] [] addrconf_notify+0xaa4/0x1360 [ 1317.158140][ T2045] [] notifier_call_chain+0xb8/0x188 [ 1317.159124][ T2045] [] raw_notifier_call_chain+0x2a/0x38 [ 1317.160275][ T2045] [] call_netdevice_notifiers_info+0x9e/0x10c [ 1317.161229][ T2045] [] __dev_notify_flags+0x108/0x1fa [ 1317.162202][ T2045] [] dev_change_flags+0x9c/0xba [ 1317.163400][ T2045] [] do_setlink+0x5d6/0x21c4 [ 1317.164301][ T2045] [] __rtnl_newlink+0x99e/0xfa0 [ 1317.165262][ T2045] [] rtnl_newlink+0x60/0x8c [ 1317.166212][ T2045] [] rtnetlink_rcv_msg+0x338/0x9a0 [ 1317.167200][ T2045] [] netlink_rcv_skb+0xf8/0x2be [ 1317.168133][ T2045] [] rtnetlink_rcv+0x26/0x30 [ 1317.169059][ T2045] [] netlink_unicast+0x40e/0x5fe [ 1317.169977][ T2045] [] netlink_sendmsg+0x4e0/0x994 [ 1317.170949][ T2045] [] sock_sendmsg+0xa0/0xc4 [ 1317.171930][ T2045] [] __sys_sendto+0x1f2/0x2e0 [ 1317.172890][ T2045] [] sys_sendto+0x3e/0x52 [ 1317.173990][ T2045] [] ret_from_syscall+0x0/0x2 [ 1317.175577][ T2045] SMP: stopping secondary CPUs [ 1317.177185][ T2045] Rebooting in 86400 seconds.. VM DIAGNOSIS: 09:17:23 Registers: info registers vcpu 0 pc ffffffff80c2b612 mhartid 0000000000000000 mstatus 00000000000001a0 mip 00000000000000a0 mie 000000000000022a mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff800055d4 mepc ffffffff80475ab2 sepc ffffffff831afd22 mcause 8000000000000007 scause 8000000000000009 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff8011c7fa x2/sp ffffaf800ed075b0 x3/gp ffffffff85863ac0 x4/tp ffffaf800de60000 x5/t0 ffffaf800ed07663 x6/t1 fffff5ef01da0ecc x7/t2 0000000000000000 x8/s0 ffffaf800ed075e0 x9/s1 ffffffff86bcb640 x10/a0 ffffffff86bcb640 x11/a1 000000000000000a x12/a2 0000000000000000 x13/a3 ffffffff8011c7ec x14/a4 ffffaf800de60000 x15/a5 0000000000000000 x16/a6 ffffaf800ed07667 x17/a7 ffffaf800ed07665 x18/s2 ffffffff86bcb641 x19/s3 ffffffff86bcb640 x20/s4 000000000000000a x21/s5 0000000000000017 x22/s6 0000000000000000 x23/s7 0000000000000400 x24/s8 ffffaf800ed07650 x25/s9 0000000000000000 x26/s10 00000000000003e7 x27/s11 ffffaf800ed078a0 x28/t3 0000000000000043 x29/t4 fffff5ef01da0ecc x30/t5 fffff5ef01da0ecd x31/t6 ffffaf800ed07666 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 pc ffffffff80475986 mhartid 0000000000000001 mstatus 00000000000000a0 mip 0000000000000000 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff800055d4 mepc ffffffff8000f97e sepc ffffffff80200f72 mcause 0000000000000009 scause 8000000000000005 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff802010e8 x2/sp ffffaf80089dba60 x3/gp ffffffff85863ac0 x4/tp ffffaf801145b080 x5/t0 ffffaf8009c03530 x6/t1 531bb20589a1d800 x7/t2 ffffffffffffffff x8/s0 ffffaf80089dbaf0 x9/s1 0000000000000001 x10/a0 0000000000000000 x11/a1 ffffaf801145c080 x12/a2 1ffff5f00228b610 x13/a3 ffffffff831a2498 x14/a4 0000000000000003 x15/a5 0000000000000000 x16/a6 0000000000f00000 x17/a7 ffffffff8176b8f4 x18/s2 ffffaf800eb19500 x19/s3 ffffffff831af87a x20/s4 0000000000000000 x21/s5 0000000000000001 x22/s6 0000000000000000 x23/s7 ffffffff8176b8f4 x24/s8 ffffffff86c1a620 x25/s9 0000000000000002 x26/s10 ffffffff850d46c0 x27/s11 ffffaf80089dbb20 x28/t3 ffffffff801163b2 x29/t4 ffffffff80112282 x30/t5 1ffff5f00113b72c x31/t6 0000000000040000 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