Warning: Permanently added '[localhost]:19721' (ED25519) to the list of known hosts. 1970/01/01 00:09:35 fuzzer started 1970/01/01 00:09:51 dialing manager at localhost:30004 syzkaller login: [ 598.232849][ T3010] cgroup: Unknown subsys name 'net' [ 599.053172][ T3010] cgroup: Unknown subsys name 'rlimit' [ 656.647924][ T3010] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 1970/01/01 00:10:56 syscalls: 211 1970/01/01 00:10:56 code coverage: enabled 1970/01/01 00:10:56 comparison tracing: enabled 1970/01/01 00:10:56 extra coverage: enabled 1970/01/01 00:10:56 delay kcov mmap: enabled 1970/01/01 00:10:56 setuid sandbox: enabled 1970/01/01 00:10:56 namespace sandbox: enabled 1970/01/01 00:10:56 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:10:56 fault injection: enabled 1970/01/01 00:10:56 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:10:56 net packet injection: enabled 1970/01/01 00:10:56 net device setup: enabled 1970/01/01 00:10:56 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:10:56 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:10:56 NIC VF setup: PCI device 0000:00:11.0 is not available 1970/01/01 00:10:56 USB emulation: enabled 1970/01/01 00:10:56 hci packet injection: /dev/vhci does not exist 1970/01/01 00:10:56 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:10:56 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 1970/01/01 00:10:56 swap file: enabled 1970/01/01 00:10:56 fetching corpus: 0, signal 0/2000 (executing program) 1970/01/01 00:11:00 fetching corpus: 48, signal 22779/25399 (executing program) 1970/01/01 00:11:04 fetching corpus: 98, signal 29664/32985 (executing program) 1970/01/01 00:11:08 fetching corpus: 148, signal 32743/36811 (executing program) 1970/01/01 00:11:12 fetching corpus: 198, signal 34402/39222 (executing program) 1970/01/01 00:11:15 fetching corpus: 248, signal 36277/41710 (executing program) 1970/01/01 00:11:18 fetching corpus: 298, signal 39680/45277 (executing program) 1970/01/01 00:11:20 fetching corpus: 348, signal 40761/46909 (executing program) 1970/01/01 00:11:23 fetching corpus: 398, signal 42145/48663 (executing program) 1970/01/01 00:11:26 fetching corpus: 448, signal 44756/51180 (executing program) 1970/01/01 00:11:29 fetching corpus: 498, signal 45606/52406 (executing program) 1970/01/01 00:11:32 fetching corpus: 548, signal 46112/53371 (executing program) 1970/01/01 00:11:36 fetching corpus: 597, signal 46808/54414 (executing program) 1970/01/01 00:11:42 fetching corpus: 647, signal 47663/55462 (executing program) 1970/01/01 00:11:47 fetching corpus: 697, signal 48619/56578 (executing program) 1970/01/01 00:11:49 fetching corpus: 747, signal 49317/57461 (executing program) 1970/01/01 00:11:52 fetching corpus: 797, signal 50365/58452 (executing program) 1970/01/01 00:11:55 fetching corpus: 847, signal 50943/59184 (executing program) 1970/01/01 00:11:58 fetching corpus: 896, signal 51566/59953 (executing program) 1970/01/01 00:12:01 fetching corpus: 946, signal 52647/60854 (executing program) 1970/01/01 00:12:07 fetching corpus: 996, signal 53251/61490 (executing program) 1970/01/01 00:12:09 fetching corpus: 1046, signal 53773/62039 (executing program) 1970/01/01 00:12:13 fetching corpus: 1096, signal 54260/62579 (executing program) 1970/01/01 00:12:15 fetching corpus: 1146, signal 54571/63015 (executing program) 1970/01/01 00:12:19 fetching corpus: 1196, signal 55785/63664 (executing program) 1970/01/01 00:12:22 fetching corpus: 1245, signal 56318/64112 (executing program) 1970/01/01 00:12:24 fetching corpus: 1295, signal 56669/64488 (executing program) 1970/01/01 00:12:27 fetching corpus: 1344, signal 57438/64911 (executing program) 1970/01/01 00:12:32 fetching corpus: 1394, signal 57839/65210 (executing program) 1970/01/01 00:12:35 fetching corpus: 1443, signal 58193/65493 (executing program) 1970/01/01 00:12:38 fetching corpus: 1493, signal 58454/65742 (executing program) 1970/01/01 00:12:42 fetching corpus: 1543, signal 58724/65990 (executing program) 1970/01/01 00:12:45 fetching corpus: 1591, signal 59043/66223 (executing program) 1970/01/01 00:12:50 fetching corpus: 1640, signal 59333/66256 (executing program) 1970/01/01 00:12:52 fetching corpus: 1688, signal 59646/66256 (executing program) 1970/01/01 00:12:55 fetching corpus: 1738, signal 59992/66256 (executing program) 1970/01/01 00:12:58 fetching corpus: 1788, signal 60403/66259 (executing program) 1970/01/01 00:13:00 fetching corpus: 1838, signal 60647/66259 (executing program) 1970/01/01 00:13:04 fetching corpus: 1887, signal 60856/66259 (executing program) 1970/01/01 00:13:06 fetching corpus: 1937, signal 61268/66259 (executing program) 1970/01/01 00:13:09 fetching corpus: 1987, signal 61695/66259 (executing program) 1970/01/01 00:13:12 fetching corpus: 2037, signal 61969/66259 (executing program) 1970/01/01 00:13:16 fetching corpus: 2087, signal 62297/66259 (executing program) 1970/01/01 00:13:18 fetching corpus: 2135, signal 62487/66262 (executing program) 1970/01/01 00:13:21 fetching corpus: 2185, signal 62881/66270 (executing program) 1970/01/01 00:13:24 fetching corpus: 2235, signal 63052/66270 (executing program) 1970/01/01 00:13:26 fetching corpus: 2285, signal 63284/66270 (executing program) 1970/01/01 00:13:29 fetching corpus: 2335, signal 63458/66270 (executing program) 1970/01/01 00:13:32 fetching corpus: 2384, signal 63616/66270 (executing program) 1970/01/01 00:13:36 fetching corpus: 2434, signal 64055/66272 (executing program) 1970/01/01 00:13:41 fetching corpus: 2484, signal 64346/66272 (executing program) 1970/01/01 00:13:44 fetching corpus: 2534, signal 64548/66272 (executing program) 1970/01/01 00:13:49 fetching corpus: 2584, signal 64773/66272 (executing program) 1970/01/01 00:13:51 fetching corpus: 2634, signal 64970/66272 (executing program) 1970/01/01 00:13:53 fetching corpus: 2684, signal 65213/66288 (executing program) 1970/01/01 00:13:57 fetching corpus: 2734, signal 65527/66288 (executing program) 1970/01/01 00:13:59 fetching corpus: 2784, signal 65753/66288 (executing program) 1970/01/01 00:14:02 fetching corpus: 2834, signal 65934/66288 (executing program) 1970/01/01 00:14:04 fetching corpus: 2879, signal 66123/66288 (executing program) 1970/01/01 00:14:04 fetching corpus: 2879, signal 66123/66288 (executing program) 1970/01/01 00:16:13 starting 2 fuzzer processes [ 992.421581][ C0] Insufficient stack space to handle exception! [ 992.422903][ C0] Task stack: [0xff20000007750000..0xff20000007754000] [ 992.423850][ C0] Overflow stack: [0xff6000007cce8070..0xff6000007cce9070] [ 992.425002][ C0] CPU: 0 PID: 3116 Comm: modprobe Not tainted 6.8.0-rc1-syzkaller-00020-g325731481cea #0 [ 992.426454][ C0] Hardware name: riscv-virtio,qemu (DT) [ 992.427625][ C0] epc : mark_lock+0x2e/0x1ad2 [ 992.428998][ C0] ra : __lock_acquire+0x1b38/0x784c [ 992.430100][ C0] epc : ffffffff80212286 ra : ffffffff802161fe sp : ff1fffffffffff40 [ 992.431141][ C0] gp : ffffffff8863e360 tp : 0000000000000000 t0 : 0000000000000000 [ 992.432139][ C0] t1 : ff60000011b5c100 t2 : ff60000011b5bef8 s0 : ff200000000000f0 [ 992.433128][ C0] s1 : ffffffff8866b780 a0 : ff60000011b5b400 a1 : ff60000011b5c100 [ 992.434147][ C0] a2 : 0000000000000001 a3 : 0000000041b58ab3 a4 : 0000000000000000 [ 992.435237][ C0] a5 : ff20000000000080 a6 : ffffffff89a752a0 a7 : ffffffff85c4d444 [ 992.436254][ C0] s2 : 000000000000000d s3 : ff6000007cce9444 s4 : ff20000000000080 [ 992.437282][ C0] s5 : 1fec00000236b7de s6 : ffffffff8864aec0 s7 : ffffffff886acca0 [ 992.438298][ C0] s8 : ff60000011b5bedc s9 : 0000000000000001 s10: 0000000000000003 [ 992.439307][ C0] s11: ff60000011b5b400 t3 : 0000000000000004 t4 : 1fec00000236b7db [ 992.440277][ C0] t5 : 0000000000000002 t6 : 1fec00000236b824 [ 992.441113][ C0] status: 0000000200000100 badaddr: ff1fffffffffffa0 cause: 000000000000000f [ 992.442604][ C0] Kernel panic - not syncing: Kernel stack overflow [ 992.443901][ C0] CPU: 0 PID: 3116 Comm: modprobe Not tainted 6.8.0-rc1-syzkaller-00020-g325731481cea #0 [ 992.445079][ C0] Hardware name: riscv-virtio,qemu (DT) [ 992.446093][ C0] Call Trace: [ 992.446831][ C0] [] dump_backtrace+0x2e/0x3c [ 992.448235][ C0] [] show_stack+0x34/0x40 [ 992.449255][ C0] [] dump_stack_lvl+0xe8/0x154 [ 992.450449][ C0] [] dump_stack+0x1c/0x24 [ 992.451625][ C0] [] panic+0x33c/0x77a [ 992.452649][ C0] [] handle_bad_stack+0xe0/0xf4 [ 992.453760][ C0] [] __lock_acquire+0x1b38/0x784c [ 992.455352][ C0] SMP: stopping secondary CPUs [ 992.457256][ C0] Rebooting in 86400 seconds.. VM DIAGNOSIS: 10:10:05 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff819373e2 mhartid 0000000000000000 mstatus 0000000a00000180 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f0b509 hedeleg 0000000000000000 mtvec 0000000080000408 stvec ffffffff85929640 vstvec 0000000000000000 mepc ffffffff81559798 sepc ffffffff80212286 vsepc 0000000000000000 mcause 8000000000000003 scause 000000000000000f vscause 0000000000000000 mtval 0000000000000000 stval ff1fffffffffffa0 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080036000 sscratch 0000000000000000 satp a014a000000b1f87 x0/zero 0000000000000000 x1/ra ffffffff819373e2 x2/sp ff6000007cce8750 x3/gp ffffffff8863e360 x4/tp ff60000011b5b400 x5/t0 2000000000000000 x6/t1 0000000000000000 x7/t2 2065726177647261 x8/s0 ff6000007cce8770 x9/s1 0000000000000001 x10/a0 ff20000000095001 x11/a1 0000000000000001 x12/a2 0000000000000001 x13/a3 ffffffff819373e2 x14/a4 0000000000000000 x15/a5 0000000000000000 x16/a6 0000000000ff0100 x17/a7 fffffffff3f3f3f3 x18/s2 ffffffff8a4c79c0 x19/s3 ff6000007cce8860 x20/s4 ffffffff8a4c79c0 x21/s5 1ffffffff1498f42 x22/s6 0000000000000001 x23/s7 ffffffff8a4c7a10 x24/s8 0000000000000001 x25/s9 dfffffff00000000 x26/s10 ffffffff87b021c0 x27/s11 ff6000007cce8a20 x28/t3 ffffffff8021dd6a x29/t4 ffebffff0f99d0d8 x30/t5 ffebffff0f99d0d9 x31/t6 ffffffff8a3116d7 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 ffffffff8583dcda mhartid 0000000000000001 mstatus 0000000a000000a2 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f0b509 hedeleg 0000000000000000 mtvec 0000000080000408 stvec ffffffff85929640 vstvec 0000000000000000 mepc ffffffff8001d200 sepc 0000000000079134 vsepc 0000000000000000 mcause 0000000000000009 scause 000000000000000f vscause 0000000000000000 mtval 0000000000000000 stval 00007fff5b53e000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080034000 sscratch 0000000000000000 satp a012900000096c48 x0/zero 0000000000000000 x1/ra ffffffff80770d06 x2/sp ff20000004313ce0 x3/gp ffffffff8863e360 x4/tp ff60000016f99a00 x5/t0 6df0439dfd0b4969 x6/t1 ff60000016f9a4f8 x7/t2 ff60000016f9a4f8 x8/s0 ff20000004313e20 x9/s1 ff600000130ac990 x10/a0 ff6000001567f9f8 x11/a1 00000000000000ef x12/a2 0000000000000002 x13/a3 0000000000000000 x14/a4 0000000000000004 x15/a5 0000000000000000 x16/a6 0000000000000003 x17/a7 000000000000000e x18/s2 1fe4000000862784 x19/s3 ffffffff80770d30 x20/s4 ff20000004313c80 x21/s5 1fec000002acff3f x22/s6 ff20000004313c40 x23/s7 ff6000001567fa60 x24/s8 ff600000130ac9b8 x25/s9 ff600000130ac9a0 x26/s10 ffffffff87780680 x27/s11 ff600000130ac9c0 x28/t3 0000000000000004 x29/t4 ffebffff02acff40 x30/t5 ffebffff02acff41 x31/t6 1fec000002df34a3 f0/ft0 0000000000000000 f1/ft1 409a298f890f6819 f2/ft2 4152c4e400000000 f3/ft3 403a000000000000 f4/ft4 4126fb5800000000 f5/ft5 4038dba4a47aa997 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