syzkaller login: [ 366.974910][ T1860] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 367.055287][ T1860] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 376.943087][ T1860] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:26589' (ECDSA) to the list of known hosts. 1970/01/01 00:07:16 fuzzer started 1970/01/01 00:07:29 dialing manager at localhost:39321 [ 455.793143][ T2028] cgroup: Unknown subsys name 'net' [ 456.933943][ T2028] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:07:36 syscalls: 2918 1970/01/01 00:07:36 code coverage: enabled 1970/01/01 00:07:36 comparison tracing: enabled 1970/01/01 00:07:36 extra coverage: enabled 1970/01/01 00:07:36 delay kcov mmap: mmap returned an invalid pointer 1970/01/01 00:07:36 setuid sandbox: enabled 1970/01/01 00:07:36 namespace sandbox: enabled 1970/01/01 00:07:36 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:07:36 fault injection: enabled 1970/01/01 00:07:36 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:07:36 net packet injection: enabled 1970/01/01 00:07:36 net device setup: enabled 1970/01/01 00:07:36 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:07:36 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:07:36 NIC VF setup: PCI device 0000:00:11.0 is not available 1970/01/01 00:07:36 USB emulation: enabled 1970/01/01 00:07:36 hci packet injection: /dev/vhci does not exist 1970/01/01 00:07:36 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:07:36 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 1970/01/01 00:07:36 fetching corpus: 0, signal 0/2000 (executing program) 1970/01/01 00:07:41 fetching corpus: 50, signal 28118/31715 (executing program) 1970/01/01 00:07:44 fetching corpus: 100, signal 43612/48629 (executing program) 1970/01/01 00:07:47 fetching corpus: 150, signal 53083/59497 (executing program) 1970/01/01 00:07:50 fetching corpus: 200, signal 62240/69912 (executing program) 1970/01/01 00:07:52 fetching corpus: 250, signal 68077/77040 (executing program) 1970/01/01 00:07:54 fetching corpus: 300, signal 74221/84393 (executing program) 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fetching corpus: 12727, signal 262445/272881 (executing program) 1970/01/01 00:21:31 fetching corpus: 12776, signal 262682/272884 (executing program) 1970/01/01 00:21:36 fetching corpus: 12826, signal 263086/272884 (executing program) 1970/01/01 00:21:38 fetching corpus: 12876, signal 263297/272884 (executing program) 1970/01/01 00:21:40 fetching corpus: 12926, signal 263529/272884 (executing program) 1970/01/01 00:21:42 fetching corpus: 12976, signal 263768/272884 (executing program) 1970/01/01 00:21:45 fetching corpus: 13026, signal 264069/272886 (executing program) 1970/01/01 00:21:48 fetching corpus: 13076, signal 264469/272886 (executing program) 1970/01/01 00:21:50 fetching corpus: 13126, signal 264919/272886 (executing program) 1970/01/01 00:21:52 fetching corpus: 13176, signal 265178/272886 (executing program) 1970/01/01 00:21:55 fetching corpus: 13226, signal 265475/272891 (executing program) 1970/01/01 00:21:57 fetching corpus: 13276, signal 265691/272891 (executing program) 1970/01/01 00:22:02 fetching corpus: 13326, signal 265983/272891 (executing program) 1970/01/01 00:22:06 fetching corpus: 13376, signal 266211/272891 (executing program) 1970/01/01 00:22:10 fetching corpus: 13426, signal 266471/272891 (executing program) 1970/01/01 00:22:12 fetching corpus: 13476, signal 266782/272891 (executing program) 1970/01/01 00:22:14 fetching corpus: 13526, signal 266990/272891 (executing program) 1970/01/01 00:22:17 fetching corpus: 13576, signal 267278/272891 (executing program) 1970/01/01 00:22:20 fetching corpus: 13625, signal 267541/272898 (executing program) 1970/01/01 00:22:23 fetching corpus: 13675, signal 267795/272898 (executing program) 1970/01/01 00:22:26 fetching corpus: 13725, signal 268081/272898 (executing program) 1970/01/01 00:22:28 fetching corpus: 13775, signal 268456/272898 (executing program) 1970/01/01 00:22:31 fetching corpus: 13825, signal 268814/272904 (executing program) 1970/01/01 00:22:35 fetching corpus: 13875, signal 269024/272904 (executing program) 1970/01/01 00:22:38 fetching corpus: 13924, signal 269328/272904 (executing program) 1970/01/01 00:22:42 fetching corpus: 13974, signal 269655/272904 (executing program) 1970/01/01 00:22:44 fetching corpus: 14024, signal 269912/272905 (executing program) 1970/01/01 00:22:46 fetching corpus: 14074, signal 270186/272905 (executing program) 1970/01/01 00:22:49 fetching corpus: 14124, signal 270437/272905 (executing program) 1970/01/01 00:22:51 fetching corpus: 14174, signal 270752/272905 (executing program) 1970/01/01 00:22:51 fetching corpus: 14175, signal 270753/272905 (executing program) 1970/01/01 00:22:51 fetching corpus: 14175, signal 270753/272905 (executing program) 1970/01/01 00:26:14 starting 2 fuzzer processes 00:26:14 executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = fcntl$dupfd(r0, 0x0, r0) sync_file_range(r1, 0x9, 0xffffffffffffffff, 0x0) 00:26:14 executing program 1: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_INFO(r0, 0xc0045516, 0x0) [ 1692.911209][ T2049] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1696.625428][ T2049] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1697.382445][ T2048] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1702.091811][ T2048] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1744.700111][ T2049] device hsr_slave_0 entered promiscuous mode [ 1745.173693][ T2049] device hsr_slave_1 entered promiscuous mode [ 1748.419114][ T2048] device hsr_slave_0 entered promiscuous mode [ 1748.844878][ T2048] device hsr_slave_1 entered promiscuous mode [ 1748.891746][ T2048] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 1748.910652][ T2048] Cannot create hsr debugfs directory [ 1756.221157][ T2049] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1756.472584][ T2049] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1756.865279][ T2049] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 1757.117653][ T2049] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 1774.529349][ T49] device hsr_slave_0 left promiscuous mode [ 1774.590177][ T49] device hsr_slave_1 left promiscuous mode [ 1786.754530][ T49] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1788.483523][ T49] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1794.467981][ T49] bond0 (unregistering): Released all slaves [ 1820.051540][ T49] device hsr_slave_0 left promiscuous mode [ 1820.114536][ T49] device hsr_slave_1 left promiscuous mode [ 1824.733105][ T49] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1825.015662][ T49] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1826.752822][ T49] bond0 (unregistering): Released all slaves [ 1856.673350][ T2701] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1856.853036][ T2701] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1864.223685][ T2726] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1864.988535][ T2726] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1874.752703][ T2701] device hsr_slave_0 entered promiscuous mode [ 1874.819377][ T2701] device hsr_slave_1 entered promiscuous mode [ 1884.903775][ T2726] device hsr_slave_0 entered promiscuous mode [ 1885.001832][ T2726] device hsr_slave_1 entered promiscuous mode [ 1885.052778][ T2726] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 1885.054693][ T2726] Cannot create hsr debugfs directory [ 1893.720848][ T2701] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1893.850873][ T2701] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1893.965624][ T2701] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1894.451953][ T2701] netdevsim netdevsim0 netdevsim3: renamed from eth3 ps_bpf_recvbpf: Network is down ps_bpf_start_bpf: bpf_open: No such device ps_root_recvmsg: No such device [ 1899.994803][ T2726] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1900.211854][ T2726] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1900.589023][ T2726] netdevsim netdevsim1 netdevsim2: renamed from eth2 ps_root_recvmsgcb: failed to send message to pid 3375: Connection refused [ 1900.884266][ T2726] netdevsim netdevsim1 netdevsim3: renamed from eth3 ps_root_recvmsg: Invalid argument [ 1911.538422][ T2701] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1912.245466][ T2029] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1912.388681][ T2029] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1916.651268][ T2726] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1917.168703][ T2029] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1917.218240][ T2029] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready ps_bpf_start_bpf: bpf_open: No such device ps_root_recvmsg: No such device ps_bpf_start_bpf: bpf_open: No such device ps_root_recvmsg: No such device ps_bpf_start_bpf: bpf_open: No such device ps_root_recvmsg: No such device [ 1929.408406][ T2663] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1929.524391][ T2663] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1929.662432][ T2663] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1929.791328][ T2663] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1929.862615][ T2663] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1929.939679][ T2663] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1931.414776][ T2161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1931.520472][ T2161] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1931.983379][ T2161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1932.072997][ T2161] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1937.197345][ T2388] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1937.310449][ T2388] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1938.008441][ T2388] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1938.099102][ T2388] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1939.732355][ T2663] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1939.912093][ T2663] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1941.074879][ T2388] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1941.171476][ T2388] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1941.732084][ T84] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1941.792160][ T84] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1942.220023][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready ps_dostop: Connection refused ps_root_recvmsg: Connection refused [ 1948.862462][ T830] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1948.918102][ T830] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1955.273687][ T830] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1955.291025][ T830] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready ps_root_recvmsgcb: failed to send message to pid 3414: Connection refused ps_root_recvmsgcb: failed to send message to pid 3416: Connection refused [ 1975.572065][ T2663] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1975.663737][ T2663] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1979.260069][ T2388] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1979.302727][ T2388] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready ps_root_recvmsg: Invalid argument ps_root_recvmsg: Invalid argument [ 2010.885299][ T2740] device hsr_slave_0 left promiscuous mode [ 2011.018300][ T2740] device hsr_slave_1 left promiscuous mode [ 2026.084715][ T2740] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 2026.804620][ T2740] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 2029.033345][ T2740] bond0 (unregistering): Released all slaves ps_bpf_start_bpf: bpf_open: No such device ps_root_recvmsg: No such device ps_bpf_recvmsg: No such device or address ps_dostop: Connection refused ps_root_recvmsg: Connection refused [ 2060.310165][ T2740] device hsr_slave_0 left promiscuous mode [ 2060.413301][ T2740] device hsr_slave_1 left promiscuous mode [ 2068.677834][ T2740] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 2068.994240][ T2740] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 2071.160895][ T2740] bond0 (unregistering): Released all slaves [ 2085.820319][ T3516] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 2086.075202][ T3516] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 2088.823538][ C0] ================================================================== [ 2088.828921][ C0] BUG: KASAN: slab-out-of-bounds in walk_stackframe+0x11c/0x260 [ 2088.830625][ C0] Read of size 8 at addr ffffaf800e867c50 by task syz-executor.0/3507 [ 2088.832314][ C0] [ 2088.834751][ C0] CPU: 0 PID: 3507 Comm: syz-executor.0 Not tainted 5.17.0-rc1-syzkaller-00002-g0966d385830d #0 [ 2088.837297][ C0] Hardware name: riscv-virtio,qemu (DT) [ 2088.839212][ C0] Call Trace: [ 2088.840292][ C0] [] dump_backtrace+0x2e/0x3c [ 2088.841803][ C0] [] show_stack+0x34/0x40 [ 2088.843289][ C0] [] dump_stack_lvl+0xe4/0x150 [ 2088.844909][ C0] [] print_address_description.constprop.0+0x2a/0x330 [ 2088.847372][ C0] [] kasan_report+0x184/0x1e0 [ 2088.849019][ C0] [] __asan_load8+0x6e/0x96 [ 2088.850355][ C0] [] walk_stackframe+0x11c/0x260 [ 2088.851744][ C0] [] arch_stack_walk+0x2c/0x3c [ 2088.853088][ C0] [] stack_trace_save+0xa6/0xd8 [ 2088.854418][ C0] [] kasan_save_stack+0x2c/0x58 [ 2088.856219][ C0] [] __kasan_slab_alloc+0x8e/0x98 [ 2088.860122][ C0] [] kmem_cache_alloc+0x338/0x3de [ 2088.863324][ C0] [ 2088.864768][ C0] Allocated by task 1102416563: [ 2088.866004][ C0] (stack is not available) [ 2088.867334][ C0] [ 2088.868136][ C0] Last potentially related work creation: [ 2088.869224][ C0] ------------[ cut here ]------------ [ 2088.870155][ C0] slab index 1506960 out of bounds (373) for stack id 8456fe90 [ 2088.874638][ C0] WARNING: CPU: 0 PID: 3507 at lib/stackdepot.c:304 stack_depot_print+0x66/0x70 [ 2088.877136][ C0] Modules linked in: [ 2088.878162][ C0] CPU: 0 PID: 3507 Comm: syz-executor.0 Not tainted 5.17.0-rc1-syzkaller-00002-g0966d385830d #0 [ 2088.879171][ C0] Hardware name: riscv-virtio,qemu (DT) [ 2088.879841][ C0] epc : stack_depot_print+0x66/0x70 [ 2088.880746][ C0] ra : stack_depot_print+0x66/0x70 [ 2088.881589][ C0] epc : ffffffff80c00b8a ra : ffffffff80c00b8a sp : ffffaf800e867ae0 [ 2088.882518][ C0] gp : ffffffff85863ac0 tp : ffffaf80100d0000 t0 : ffffffff86bcb657 [ 2088.885192][ C0] t1 : fffff5ef0b53910c t2 : 0000000000000000 s0 : ffffaf800e867af0 [ 2088.888050][ C0] s1 : ffffaf807aa5eb00 a0 : 000000000000003c a1 : 00000000000f0000 [ 2088.892189][ C0] a2 : 0000000000000504 a3 : ffffffff8012252a a4 : a2fa1eec36746800 [ 2088.893519][ C0] a5 : a2fa1eec36746800 a6 : 0000000000f00000 a7 : ffffaf805a9c8863 [ 2088.894744][ C0] s2 : ffffaf800e867c50 s3 : ffffaf800720c280 s4 : ffffaf800e866000 [ 2088.896033][ C0] s5 : ffffaf800e867000 s6 : 0000000000003fff s7 : ffffaf800e867c40 [ 2088.898013][ C0] s8 : ffffffff8000a4a4 s9 : ffffffffffffc000 s10: ffffaf800e867ca0 [ 2088.899258][ C0] s11: 0000000000000008 t3 : fffffffff3f3f300 t4 : fffff5ef0b53910c [ 2088.900461][ C0] t5 : fffff5ef0b53910d t6 : ffffaf800e8675d8 [ 2088.901465][ C0] status: 0000000000000100 badaddr: 0000000000000000 cause: 0000000000000003 [ 2088.902771][ C0] [] print_address_description.constprop.0+0x2fc/0x330 [ 2088.904343][ C0] [] kasan_report+0x184/0x1e0 [ 2088.905653][ C0] [] __asan_load8+0x6e/0x96 [ 2088.908184][ C0] [] walk_stackframe+0x11c/0x260 [ 2088.909556][ C0] [] arch_stack_walk+0x2c/0x3c [ 2088.910822][ C0] [] stack_trace_save+0xa6/0xd8 [ 2088.912127][ C0] [] kasan_save_stack+0x2c/0x58 [ 2088.913462][ C0] [] __kasan_slab_alloc+0x8e/0x98 [ 2088.915058][ C0] [] kmem_cache_alloc+0x338/0x3de [ 2088.917068][ C0] irq event stamp: 43629 [ 2088.918304][ C0] hardirqs last enabled at (43628): [] ip_finish_output2+0x157a/0x1720 [ 2088.919893][ C0] hardirqs last disabled at (43629): [] _raw_spin_lock_irqsave+0x60/0x62 [ 2088.921472][ C0] softirqs last enabled at (43512): [] clusterip_netdev_event+0x268/0x4aa [ 2088.923121][ C0] softirqs last disabled at (43523): [] __irq_exit_rcu+0x142/0x1f8 [ 2088.924669][ C0] ---[ end trace 0000000000000000 ]--- [ 2088.926132][ C0] [ 2088.927030][ C0] The buggy address belongs to the object at ffffaf800e866000 [ 2088.927030][ C0] which belongs to the cache kmalloc-cg-4k of size 4096 [ 2088.928829][ C0] The buggy address is located 3152 bytes to the right of [ 2088.928829][ C0] 4096-byte region [ffffaf800e866000, ffffaf800e867000) [ 2088.930669][ C0] The buggy address belongs to the page: [ 2088.932120][ C0] page:ffffaf807aa5eb00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x8ea60 [ 2088.934015][ C0] head:ffffaf807aa5eb00 order:3 compound_mapcount:0 compound_pincount:0 [ 2088.935438][ C0] flags: 0x8800010200(slab|head|section=17|node=0|zone=0) [ 2088.938455][ C0] raw: 0000008800010200 0000000000000100 0000000000000122 ffffaf800720c280 [ 2088.939985][ C0] raw: 0000000000000000 0000000000040004 00000001ffffffff 0000000000000000 [ 2088.941263][ C0] raw: 00000000000007ff [ 2088.942217][ C0] page dumped because: kasan: bad access detected [ 2088.943547][ C0] page_owner tracks the page as allocated [ 2088.944619][ C0] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd60c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_RETRY_MAYFAIL|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, ts 62052182000, free_ts 0 [ 2088.947716][ C0] __set_page_owner+0x48/0x136 [ 2088.949610][ C0] post_alloc_hook+0xd0/0x10a [ 2088.950800][ C0] get_page_from_freelist+0x8da/0x12d8 [ 2088.952074][ C0] __alloc_pages+0x150/0x3b6 [ 2088.953264][ C0] alloc_page_interleave+0x2a/0x1cc [ 2088.954535][ C0] alloc_pages+0x210/0x2a6 [ 2088.955690][ C0] alloc_slab_page.constprop.0+0xc2/0xfa [ 2088.957643][ C0] new_slab+0x25a/0x2cc [ 2088.958805][ C0] ___slab_alloc+0x56e/0x918 [ 2088.960527][ C0] __slab_alloc.constprop.0+0x50/0x8c [ 2088.961938][ C0] __kmalloc_node+0x27a/0x36c [ 2088.963162][ C0] kvmalloc_node+0x48/0x108 [ 2088.964325][ C0] alloc_netdev_mqs+0xa4/0x7ba [ 2088.965505][ C0] dummy_init_module+0x116/0x1c8 [ 2088.967378][ C0] do_one_initcall+0x13a/0x7ea [ 2088.968720][ C0] kernel_init_freeable+0x510/0x5b4 [ 2088.970163][ C0] page_owner free stack trace missing [ 2088.971370][ C0] [ 2088.972135][ C0] Memory state around the buggy address: [ 2088.973614][ C0] ffffaf800e867b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 2088.974994][ C0] ffffaf800e867b80: fc fc fc fc fc fc fc fc fc fc fc fc 00 00 00 00 [ 2088.976662][ C0] >ffffaf800e867c00: 00 00 00 00 00 00 00 00 fc fc fc fc 00 00 00 00 [ 2088.978734][ C0] ^ [ 2088.979991][ C0] ffffaf800e867c80: f1 f1 f1 f1 00 00 00 f3 f3 f3 f3 f3 00 00 00 00 [ 2088.981367][ C0] ffffaf800e867d00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2088.982747][ C0] ================================================================== [ 2088.983891][ C0] Disabling lock debugging due to kernel taint [ 2088.988015][ T3507] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 2088.989297][ T3507] CPU: 0 PID: 3507 Comm: syz-executor.0 Tainted: G B W 5.17.0-rc1-syzkaller-00002-g0966d385830d #0 [ 2088.990353][ T3507] Hardware name: riscv-virtio,qemu (DT) [ 2088.990835][ T3507] Call Trace: [ 2088.991236][ T3507] [] dump_backtrace+0x2e/0x3c [ 2088.991986][ T3507] [] show_stack+0x34/0x40 [ 2088.992667][ T3507] [] dump_stack_lvl+0xe4/0x150 [ 2088.993403][ T3507] [] dump_stack+0x1c/0x24 [ 2088.994073][ T3507] [] panic+0x24a/0x634 [ 2088.994710][ T3507] [] schedule+0x0/0x14c [ 2088.995390][ T3507] [] preempt_schedule_irq+0x4a/0x13e [ 2088.996834][ T3507] [] resume_kernel+0x16/0x18 [ 2088.997817][ T3507] SMP: stopping secondary CPUs [ 2088.999313][ T3507] Rebooting in 86400 seconds.. VM DIAGNOSIS: 09:54:38 Registers: info registers vcpu 0 pc ffffffff801229fc mhartid 0000000000000000 mstatus 00000000000000a0 mip 00000000000000a0 mie 000000000000022a mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff800055d4 mepc ffffffff80475af4 sepc ffffffff804759c8 mcause 8000000000000007 scause 8000000000000005 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff801229f8 x2/sp ffffaf800e8676e0 x3/gp ffffffff85863ac0 x4/tp ffffaf80100d0000 x5/t0 ffffffff86bda800 x6/t1 fffff5ef01d0cee4 x7/t2 0000000000000000 x8/s0 ffffaf800e8677b0 x9/s1 ffffaf800e8678a0 x10/a0 0000000000000000 x11/a1 00000000000f0000 x12/a2 0000000000000504 x13/a3 ffffffff801229f8 x14/a4 ffffaf80100d0000 x15/a5 0000000000000000 x16/a6 0000000000f00000 x17/a7 ffffaf800e867727 x18/s2 0000000000000020 x19/s3 ffffaf800e8678a8 x20/s4 ffffffff85889780 x21/s5 1ffff5f001d0cee0 x22/s6 ffffffff84b3d588 x23/s7 00000000ffffe31f x24/s8 00000000ffffe31f x25/s9 1ffff5f001d0cf04 x26/s10 ffffffff85889780 x27/s11 ffffaf800e8678a0 x28/t3 1ffff5f001d0cf4c x29/t4 fffff5ef01d0cee4 x30/t5 fffff5ef01d0cee5 x31/t6 ffffffff86bda803 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 ffffffff80475b48 mhartid 0000000000000001 mstatus 00000000000001a2 mip 0000000000000000 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff800055d4 mepc ffffffff8000f97e sepc ffffffff80201160 mcause 0000000000000009 scause 8000000000000005 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff831a1986 x2/sp ffffaf8007ff34f0 x3/gp ffffffff85863ac0 x4/tp ffffaf800ff90000 x5/t0 ffffaf800c3e3000 x6/t1 a2fa1eec36746800 x7/t2 00000000216af401 x8/s0 ffffaf8007ff3610 x9/s1 ffffaf800ff90000 x10/a0 0000000000000000 x11/a1 ffffaf800ff91000 x12/a2 0000000000000002 x13/a3 ffffffff831a2498 x14/a4 0000000000000003 x15/a5 ffffaf805a9e4840 x16/a6 0000000000f00000 x17/a7 ffffffff8040f576 x18/s2 0000000000000000 x19/s3 ffffffff836290e0 x20/s4 ffffffff836c2580 x21/s5 000000000000142c x22/s6 0000000000000000 x23/s7 ffffaf8007ff372c x24/s8 ffffaf8007ff3710 x25/s9 ffffaf807fdf2580 x26/s10 ffffaf807fdf2580 x27/s11 0000000000000001 x28/t3 fffffffff3f3f300 x29/t4 fffff5ef0ffbe572 x30/t5 fffff5ef0ffbe573 x31/t6 ffffaf800f893000 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