syzkaller login: [ 274.983849][ T1859] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 275.022951][ T1859] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 275.087395][ T1859] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 291.015879][ T1859] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:9788' (ECDSA) to the list of known hosts. 1970/01/01 00:06:06 fuzzer started 1970/01/01 00:06:18 dialing manager at localhost:34375 [ 383.498594][ T2032] cgroup: Unknown subsys name 'net' [ 384.286816][ T2032] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:06:23 syscalls: 2918 1970/01/01 00:06:23 code coverage: enabled 1970/01/01 00:06:23 comparison tracing: enabled 1970/01/01 00:06:23 extra coverage: enabled 1970/01/01 00:06:24 delay kcov mmap: mmap returned an invalid pointer 1970/01/01 00:06:24 setuid sandbox: enabled 1970/01/01 00:06:24 namespace sandbox: enabled 1970/01/01 00:06:24 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:06:24 fault injection: enabled 1970/01/01 00:06:24 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:06:24 net packet injection: enabled 1970/01/01 00:06:24 net device setup: enabled 1970/01/01 00:06:24 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:06:24 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:06:24 NIC VF setup: PCI device 0000:00:11.0 is not available 1970/01/01 00:06:24 USB emulation: enabled 1970/01/01 00:06:24 hci packet injection: /dev/vhci does not exist 1970/01/01 00:06:24 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:06:24 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 1970/01/01 00:06:24 fetching corpus: 0, signal 0/2000 (executing program) [ 385.713056][ T1794] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 385.715897][ T1794] CPU: 0 PID: 1794 Comm: jbd2/vda-8 Not tainted 5.17.0-rc1-syzkaller-00002-g0966d385830d #0 [ 385.717973][ T1794] Hardware name: riscv-virtio,qemu (DT) [ 385.719424][ T1794] Call Trace: [ 385.720906][ T1794] [] dump_backtrace+0x2e/0x3c [ 385.722416][ T1794] [] show_stack+0x34/0x40 [ 385.723759][ T1794] [] dump_stack_lvl+0xe4/0x150 [ 385.725137][ T1794] [] dump_stack+0x1c/0x24 [ 385.727036][ T1794] [] panic+0x24a/0x634 [ 385.728315][ T1794] [] schedule+0x0/0x14c [ 385.730364][ T1794] [] preempt_schedule_common+0x4e/0xde [ 385.731866][ T1794] [] preempt_schedule+0x34/0x36 [ 385.733181][ T1794] [] folio_add_lru+0x480/0x482 [ 385.734432][ T1794] [] filemap_add_folio+0x12a/0x1be [ 385.735751][ T1794] [] __filemap_get_folio+0x39e/0xd58 [ 385.737059][ T1794] [] pagecache_get_page+0x2e/0x230 [ 385.738336][ T1794] [] __getblk_slow+0x1f2/0x738 [ 385.740284][ T1794] [] __getblk_gfp+0x74/0x78 [ 385.742264][ T1794] [] jbd2_journal_get_descriptor_buffer+0xee/0x2ae [ 385.743790][ T1794] [] journal_submit_commit_record.part.0+0x9a/0x626 [ 385.746108][ T1794] [] jbd2_journal_commit_transaction+0x38aa/0x4a38 [ 385.747655][ T1794] [] kjournald2+0x19e/0x614 [ 385.749693][ T1794] [] kthread+0x19e/0x1fa [ 385.751768][ T1794] [] ret_from_exception+0x0/0x10 [ 385.753441][ T1794] SMP: stopping secondary CPUs [ 385.755970][ T1794] Rebooting in 86400 seconds.. VM DIAGNOSIS: 21:06:46 Registers: info registers vcpu 0 pc ffffffff80c2d604 mhartid 0000000000000000 mstatus 00000000000000a0 mip 0000000000000000 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff800055d4 mepc ffffffff8000f97e sepc ffffffff8010b26a mcause 0000000000000009 scause 8000000000000005 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff8020100c x2/sp ffffaf800f75a940 x3/gp ffffffff85863ac0 x4/tp ffffaf800bf0e100 x5/t0 ffffffff84a97e38 x6/t1 fffff5ef01eeb534 x7/t2 0000000000000000 x8/s0 ffffaf800f75a850 x9/s1 0000000000000075 x10/a0 0000000000000000 x11/a1 0000000000000000 x12/a2 0000000000000002 x13/a3 ffffffff80c2d604 x14/a4 0000000000000007 x15/a5 0000000000000000 x16/a6 0000000000f00000 x17/a7 ffffaf800f75a9a7 x18/s2 ffffffffffffffff x19/s3 ffffaf800f75ab81 x20/s4 ffffaf800f75a8c0 x21/s5 ffffaf800f75ab8c x22/s6 ffffaf800f75a860 x23/s7 ffffaf800f75ab8c x24/s8 0000000000000064 x25/s9 000000000000000a x26/s10 0000000000000000 x27/s11 0000000000000000 x28/t3 1ffff5f001eeb550 x29/t4 fffff5ef01eeb508 x30/t5 fffff5ef01eeb509 x31/t6 ffffaf800f75ac9e f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 41b043cda897b32a f3/ft3 41453db200000000 f4/ft4 3ff799999999999a f5/ft5 3fde666666666666 f6/ft6 3fe6bd58e44b0375 f7/ft7 3fce2896c45f4108 f8/fs0 3ff09784e5ac268f f9/fs1 3fa9877c5a000330 f10/fa0 3fc78a47016cfa23 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 ffffffff82ad7008 mhartid 0000000000000001 mstatus 00000000000000a2 mip 0000000000000000 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff800055d4 mepc ffffffff8000f97e sepc 00007fffa2a52d94 mcause 0000000000000009 scause 0000000000000008 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff82ad7260 x2/sp ffffaf8007357670 x3/gp ffffffff85863ac0 x4/tp ffffaf8009d70000 x5/t0 0000000000000200 x6/t1 fffff5ef0179d34f x7/t2 ffffffffc9c8a20d x8/s0 ffffaf80073577f0 x9/s1 ffffaf800bce9800 x10/a0 ffffaf800bce9800 x11/a1 00000000000f0000 x12/a2 0000000000000002 x13/a3 ffffffff82b4a0bc x14/a4 ffffaf8009d71000 x15/a5 ffffaf800bcea174 x16/a6 0000000000f00000 x17/a7 ffffaf800bce9a7f x18/s2 ffffaf8007357700 x19/s3 ffffaf800bcea800 x20/s4 1ffff5f000e6aeb8 x21/s5 000000000000000c x22/s6 ffffaf8007357620 x23/s7 ffffffff85889780 x24/s8 0000000000000000 x25/s9 0000000000000000 x26/s10 0000000000001000 x27/s11 ffffaf800bcea800 x28/t3 fffffffff3f3f300 x29/t4 fffff5ef0179d42e x30/t5 fffff5ef0179d42f x31/t6 000000005a8e3ffc 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