syzkaller login: [ 269.484403][ T1860] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 269.572995][ T1860] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 269.618062][ T1860] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 280.226329][ T1860] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:42797' (ECDSA) to the list of known hosts. 1970/01/01 00:05:44 fuzzer started 1970/01/01 00:05:59 dialing manager at localhost:38523 [ 368.342738][ T2033] cgroup: Unknown subsys name 'net' [ 369.257958][ T2033] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:06:08 syscalls: 2895 1970/01/01 00:06:08 code coverage: enabled 1970/01/01 00:06:08 comparison tracing: enabled 1970/01/01 00:06:08 extra coverage: enabled 1970/01/01 00:06:08 delay kcov mmap: mmap returned an invalid pointer 1970/01/01 00:06:08 setuid sandbox: enabled 1970/01/01 00:06:08 namespace sandbox: enabled 1970/01/01 00:06:08 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:06:08 fault injection: enabled 1970/01/01 00:06:08 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:06:08 net packet injection: enabled 1970/01/01 00:06:08 net device setup: enabled 1970/01/01 00:06:08 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:06:08 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:06:08 NIC VF setup: PCI device 0000:00:11.0 is not available 1970/01/01 00:06:08 USB emulation: enabled 1970/01/01 00:06:08 hci packet injection: /dev/vhci does not exist 1970/01/01 00:06:08 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:06:08 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 1970/01/01 00:06:09 fetching corpus: 0, signal 0/2000 (executing program) 1970/01/01 00:06:13 fetching corpus: 50, signal 35318/38702 (executing program) 1970/01/01 00:06:16 fetching corpus: 100, signal 46847/51598 (executing program) 1970/01/01 00:06:20 fetching corpus: 150, signal 57114/63140 (executing program) 1970/01/01 00:06:24 fetching corpus: 200, signal 65056/72250 (executing program) 1970/01/01 00:06:26 fetching corpus: 250, signal 70066/78420 (executing program) 1970/01/01 00:06:28 fetching corpus: 300, signal 73389/82916 (executing program) 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corpus: 9201, signal 231733/235772 (executing program) 1970/01/01 00:14:09 fetching corpus: 9251, signal 232043/235783 (executing program) 1970/01/01 00:14:11 fetching corpus: 9301, signal 232376/235783 (executing program) 1970/01/01 00:14:13 fetching corpus: 9351, signal 232659/235783 (executing program) 1970/01/01 00:14:15 fetching corpus: 9400, signal 232973/235783 (executing program) 1970/01/01 00:14:16 fetching corpus: 9450, signal 233226/235783 (executing program) 1970/01/01 00:14:18 fetching corpus: 9500, signal 233670/235783 (executing program) 1970/01/01 00:14:19 fetching corpus: 9509, signal 233758/235783 (executing program) 1970/01/01 00:14:19 fetching corpus: 9509, signal 233758/235783 (executing program) 1970/01/01 00:16:08 starting 2 fuzzer processes 00:16:08 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="340000001800010000000000000000000a141501fe04c807"], 0x34}}, 0x0) 00:16:08 executing program 1: syz_mount_image$tmpfs(&(0x7f0000000100), &(0x7f0000000000)='./file0\x00', 0x0, 0x0, &(0x7f0000000000), 0x0, &(0x7f00000022c0), 0x0) mount(0x0, &(0x7f0000000240)='./file0\x00', 0x0, 0x2000021, &(0x7f00000002c0)='mpol') [ 1001.866306][ T2048] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1002.705519][ T2048] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1004.198401][ T2050] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1004.868823][ T2050] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1018.179224][ T2048] device hsr_slave_0 entered promiscuous mode [ 1018.265365][ T2048] device hsr_slave_1 entered promiscuous mode [ 1020.293817][ T2050] device hsr_slave_0 entered promiscuous mode [ 1020.348865][ T2050] device hsr_slave_1 entered promiscuous mode [ 1020.381921][ T2050] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 1020.385740][ T2050] Cannot create hsr debugfs directory [ 1028.158434][ T2048] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1028.353502][ T2048] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1028.445680][ T2048] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1028.769393][ T2048] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1029.822723][ T2050] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1030.301876][ T2050] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1030.432606][ T2050] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 1030.747160][ T2050] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 1033.397832][ T1795] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 1033.400022][ T1795] CPU: 0 PID: 1795 Comm: jbd2/vda-8 Not tainted 5.17.0-rc1-syzkaller-00002-g0966d385830d #0 [ 1033.403890][ T1795] Hardware name: riscv-virtio,qemu (DT) [ 1033.405310][ T1795] Call Trace: [ 1033.406385][ T1795] [] dump_backtrace+0x2e/0x3c [ 1033.407799][ T1795] [] show_stack+0x34/0x40 [ 1033.408996][ T1795] [] dump_stack_lvl+0xe4/0x150 [ 1033.410976][ T1795] [] dump_stack+0x1c/0x24 [ 1033.412868][ T1795] [] panic+0x24a/0x634 [ 1033.414143][ T1795] [] schedule+0x0/0x14c [ 1033.415444][ T1795] [] preempt_schedule_common+0x4e/0xde [ 1033.416843][ T1795] [] preempt_schedule+0x34/0x36 [ 1033.418175][ T1795] [] __blk_mq_delay_run_hw_queue+0x4f4/0x5f2 [ 1033.419578][ T1795] [] blk_mq_run_hw_queue+0x276/0x39e [ 1033.421314][ T1795] [] blk_mq_sched_insert_requests+0x1d6/0x8c2 [ 1033.422879][ T1795] [] blk_mq_flush_plug_list+0x2c6/0x992 [ 1033.424308][ T1795] [] blk_finish_plug+0x9c/0xe6 [ 1033.425644][ T1795] [] jbd2_journal_commit_transaction+0x29cc/0x4a38 [ 1033.427167][ T1795] [] kjournald2+0x19e/0x614 [ 1033.428354][ T1795] [] kthread+0x19e/0x1fa [ 1033.429581][ T1795] [] ret_from_exception+0x0/0x10 [ 1033.431729][ T1795] SMP: stopping secondary CPUs [ 1033.434728][ T1795] Rebooting in 86400 seconds.. VM DIAGNOSIS: 10:25:34 Registers: info registers vcpu 0 pc ffffffff80475986 mhartid 0000000000000000 mstatus 00000000000000a0 mip 00000000000002a0 mie 000000000000022a mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff800055d4 mepc ffffffff80c0b4ae sepc ffffffff80c438d8 mcause 8000000000000007 scause 8000000000000009 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff80dc3394 x2/sp ffffaf800f802f10 x3/gp ffffffff85863ac0 x4/tp ffffaf800c068000 x5/t0 ffffffff86bcb657 x6/t1 6615db071e969600 x7/t2 0000000000000000 x8/s0 ffffaf800f802f40 x9/s1 ffffffff86e58900 x10/a0 ffffaf800c068020 x11/a1 ffff8f800066c000 x12/a2 1ffffffff0dcb129 x13/a3 ffffffff80dc337e x14/a4 0000000000000000 x15/a5 ffffffff86e58948 x16/a6 ffffffff86e589f1 x17/a7 ffffffff80dcc2ca x18/s2 ffffaf800c068000 x19/s3 000000000000003a x20/s4 ffffffff86e58900 x21/s5 ffffffff80dc333e x22/s6 0000000000000000 x23/s7 ffffffff86bcb6b1 x24/s8 0000000000000010 x25/s9 ffffffff86e58958 x26/s10 0000000000000010 x27/s11 0000000000000000 x28/t3 fffffffff3f3f300 x29/t4 ffffffff80112282 x30/t5 1ffff5f001f00590 x31/t6 ffffffff86bcb657 f0/ft0 3f842839e30278bc f1/ft1 3f847ae147ae147b f2/ft2 41b21d2e2836cac1 f3/ft3 41478eaa00000000 f4/ft4 412664a800000000 f5/ft5 40373f782d7204d0 f6/ft6 3fe0000000000000 f7/ft7 3f999999999999a0 f8/fs0 3fec2138b0ae47bd f9/fs1 3f95cd3c5ee7d0a0 f10/fa0 3f79bd8a030ed434 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 ffffffff80475786 mhartid 0000000000000001 mstatus 00000000000001a0 mip 00000000000000a0 mie 000000000000020a mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff800055d4 mepc ffffffff831a191a sepc ffffffff8010b26a mcause 8000000000000007 scause 8000000000000005 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff8016dd3c x2/sp ffffaf802243f670 x3/gp ffffffff85863ac0 x4/tp ffffaf800f0f48c0 x5/t0 0000000000046000 x6/t1 fffffffef0b187a1 x7/t2 ffffffffffffffff x8/s0 ffffaf802243f650 x9/s1 ffffaf805a9f59c0 x10/a0 ffffaf805a9f59e0 x11/a1 0000000000000007 x12/a2 1ffff5f001e1e919 x13/a3 ffffffff80146d84 x14/a4 0000000000010003 x15/a5 0000000000000000 x16/a6 0000000000f00000 x17/a7 ffffffff858c3d0b x18/s2 ffffaf805a9e7480 x19/s3 ffffffff84b73ec0 x20/s4 ffffaf805a9e7400 x21/s5 ffffffff8343c840 x22/s6 ffffffffffffffff x23/s7 0000000000000000 x24/s8 ffffffff86c1a620 x25/s9 ffffaf805a9e7d50 x26/s10 ffffaf805a9e7400 x27/s11 ffffaf800f0f48c0 x28/t3 fffffffff3f3f300 x29/t4 fffffffef0b187a1 x30/t5 fffffffef0b187a2 x31/t6 0000000000792475 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