syzkaller login: [ 46.222256] ------------[ cut here ]------------ [ 46.223213] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.225253] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 46.226742] Modules linked in: [ 46.227324] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.229360] Tainted: [W]=WARN [ 46.230258] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.231845] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.232791] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 46.236061] RSP: 0018:ffff8880143efbc0 EFLAGS: 00010286 [ 46.237068] RAX: 0000000000000000 RBX: ffffed100287df78 RCX: ffffffff813a4050 [ 46.238410] RDX: ffff888019e19bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.239735] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100287df2f [ 46.241067] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.242397] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880143efdf8 [ 46.243726] FS: 00007fe96deeb900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.245210] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.246320] CR2: 00007fff71397ef8 CR3: 000000000c66e000 CR4: 0000000000350ef0 [ 46.247667] Call Trace: [ 46.248135] [ 46.248623] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.249509] ? __create_object+0x59/0x80 [ 46.250321] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.251318] __vmalloc_noprof+0x59/0x60 [ 46.252111] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.253018] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.254008] bpf_prog_alloc+0x39/0x200 [ 46.254781] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.255753] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.256693] do_seccomp+0x349/0x25e0 [ 46.257372] ? find_held_lock+0x2b/0x80 [ 46.258168] ? do_prlimit+0x310/0x610 [ 46.258957] ? __pfx_do_seccomp+0x10/0x10 [ 46.259783] ? do_raw_spin_unlock+0x53/0x220 [ 46.260645] ? _raw_spin_unlock+0x1e/0x40 [ 46.261389] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.262385] ? static_key_count+0x60/0x80 [ 46.263224] prctl_set_seccomp+0x4e/0x70 [ 46.264035] __do_sys_prctl+0xe6c/0x1d70 [ 46.264852] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.265762] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.266781] ? irqentry_exit+0xf3/0x650 [ 46.267524] do_syscall_64+0xbf/0x430 [ 46.268286] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.269258] RIP: 0033:0x7fe96e3dd5cd [ 46.270010] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 46.273236] RSP: 002b:00007fff71396e30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.274684] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe96e3dd5cd [ 46.275989] RDX: 000055d879160e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.277290] RBP: 00007fff71396e90 R08: 0000000000000000 R09: 00007fff71396530 [ 46.278642] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d891dbbbf0 [ 46.279958] R13: 00007fff713972c0 R14: 000055d891dc5380 R15: 000055d891dd0460 [ 46.281284] [ 46.281791] irq event stamp: 1805 [ 46.282404] hardirqs last enabled at (1813): [] __up_console_sem+0x78/0x80 [ 46.283958] hardirqs last disabled at (1822): [] __up_console_sem+0x5d/0x80 [ 46.285542] softirqs last enabled at (1456): [] handle_softirqs+0x50c/0x770 [ 46.287162] softirqs last disabled at (1451): [] __irq_exit_rcu+0xc4/0x100 [ 46.288713] ---[ end trace 0000000000000000 ]--- [ 49.040630] ------------[ cut here ]------------ [ 49.041524] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.043995] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.045430] Modules linked in: [ 49.046072] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.048258] Tainted: [W]=WARN [ 49.048912] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.050413] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.051316] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 49.054459] RSP: 0018:ffff888019f67bc0 EFLAGS: 00010286 [ 49.055435] RAX: 0000000000000000 RBX: ffffed10033ecf78 RCX: ffffffff813a4050 [ 49.056707] RDX: ffff888015bb0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.057991] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033ecf2f [ 49.059265] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.060544] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019f67df8 [ 49.061851] FS: 00007f33385df900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.063274] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.064319] CR2: 00007fff79603ef8 CR3: 000000000d73f000 CR4: 0000000000350ef0 [ 49.065600] Call Trace: [ 49.066060] [ 49.066465] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.067341] ? __create_object+0x59/0x80 [ 49.068118] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.069072] __vmalloc_noprof+0x59/0x60 [ 49.069835] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.070702] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.071622] bpf_prog_alloc+0x39/0x200 [ 49.072304] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.073217] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.074130] do_seccomp+0x349/0x25e0 [ 49.074837] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.075805] ? irqentry_exit+0x17b/0x650 [ 49.076537] ? trace_irq_disable.constprop.0+0xc2/0x100 [ 49.077531] ? __pfx_do_seccomp+0x10/0x10 [ 49.078326] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.079275] ? static_key_count+0x60/0x80 [ 49.080090] prctl_set_seccomp+0x4e/0x70 [ 49.080876] __do_sys_prctl+0xe6c/0x1d70 [ 49.081666] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.082475] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.083442] ? irqentry_exit+0xf3/0x650 [ 49.084205] do_syscall_64+0xbf/0x430 [ 49.084944] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.085893] RIP: 0033:0x7f3338ad15cd [ 49.086547] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 49.089758] RSP: 002b:00007fff79601910 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.090954] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3338ad15cd [ 49.092087] RDX: 00005586383e2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.093232] RBP: 00007fff79601970 R08: 0000000000000000 R09: 00007fff79601010 [ 49.094400] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558646bfcad0 [ 49.095548] R13: 00007fff79601da0 R14: 0000558646bfdbc0 R15: 0000558646c0e780 [ 49.096711] [ 49.097090] irq event stamp: 1853 [ 49.097676] hardirqs last enabled at (1863): [] __up_console_sem+0x78/0x80 [ 49.099030] hardirqs last disabled at (1872): [] __up_console_sem+0x5d/0x80 [ 49.100371] softirqs last enabled at (1836): [] handle_softirqs+0x50c/0x770 [ 49.101741] softirqs last disabled at (1831): [] __irq_exit_rcu+0xc4/0x100 [ 49.103082] ---[ end trace 0000000000000000 ]--- [ 49.740053] ------------[ cut here ]------------ [ 49.740923] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.742807] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 49.744201] Modules linked in: [ 49.744787] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.746852] Tainted: [W]=WARN [ 49.747387] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.748811] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.749693] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 49.752725] RSP: 0018:ffff888017437bc0 EFLAGS: 00010286 [ 49.753715] RAX: 0000000000000000 RBX: ffffed1002e86f78 RCX: ffffffff813a4050 [ 49.754916] RDX: ffff888015e05340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.756141] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e86f2f [ 49.757373] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.758550] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017437df8 [ 49.759680] FS: 00007fa3465cb900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.760907] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.761823] CR2: 00007ffddab74ef8 CR3: 000000000b05c000 CR4: 0000000000350ef0 [ 49.762926] Call Trace: [ 49.763348] [ 49.763744] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.764485] ? __create_object+0x59/0x80 [ 49.765186] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.766057] __vmalloc_noprof+0x59/0x60 [ 49.766720] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.767423] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.768237] bpf_prog_alloc+0x39/0x200 [ 49.768862] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.769818] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.770635] do_seccomp+0x349/0x25e0 [ 49.771212] ? find_held_lock+0x2b/0x80 [ 49.771857] ? do_prlimit+0x310/0x610 [ 49.772451] ? __pfx_do_seccomp+0x10/0x10 [ 49.773138] ? do_raw_spin_unlock+0x53/0x220 [ 49.773865] ? _raw_spin_unlock+0x1e/0x40 [ 49.774507] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.775439] ? static_key_count+0x60/0x80 [ 49.776304] prctl_set_seccomp+0x4e/0x70 [ 49.777147] __do_sys_prctl+0xe6c/0x1d70 [ 49.777999] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.778905] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.779891] ? irqentry_exit+0xf3/0x650 [ 49.780509] do_syscall_64+0xbf/0x430 [ 49.781159] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.781988] RIP: 0033:0x7fa346abd5cd [ 49.782551] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 49.785304] RSP: 002b:00007ffddab73a80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.786496] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa346abd5cd [ 49.787598] RDX: 000055e908b0ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.788720] RBP: 00007ffddab73ae0 R08: 0000000000000000 R09: 00007ffddab73180 [ 49.789837] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e9386eead0 [ 49.790924] R13: 00007ffddab73f10 R14: 000055e9386efbc0 R15: 000055e938700780 [ 49.792115] [ 49.792485] irq event stamp: 2771 [ 49.793043] hardirqs last enabled at (2781): [] __up_console_sem+0x78/0x80 [ 49.794393] hardirqs last disabled at (2790): [] __up_console_sem+0x5d/0x80 [ 49.795708] softirqs last enabled at (2694): [] handle_softirqs+0x50c/0x770 [ 49.797027] softirqs last disabled at (2689): [] __irq_exit_rcu+0xc4/0x100 [ 49.798344] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:51284' (ECDSA) to the list of known hosts. 2025/11/19 07:32:18 fuzzer started 2025/11/19 07:32:18 dialing manager at localhost:34383 2025/11/19 07:32:18 checking machine... 2025/11/19 07:32:18 checking revisions... [ 50.592341] kmemleak: Automatic memory scanning thread ended 2025/11/19 07:32:18 testing simple program... [ 50.668594] cgroup: Unknown subsys name 'net' [ 50.705422] cgroup: Unknown subsys name 'cpuset' [ 50.715114] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 07:32:17 Registers: info registers vcpu 0 RAX=0000000000000053 RBX=ffff888009148b80 RCX=ffffffff84c834d7 RDX=ffffed1002c6bf42 RSI=ffffffff842e30ad RDI=ffff88801635f908 RBP=ffff88801635fe48 RSP=ffff88801635fb00 R8 =0000000000000001 R9 =ffffed1002c6bf21 R10=ffff88801635f90f R11=0000000000000000 R12=ffff888016e08570 R13=0000000000000000 R14=ffff88801635fa90 R15=0000000000000053 RIP=ffffffff842e30f4 RFL=00000286 [--S--P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fc0ce15d700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcecf69618 CR3=000000000c1a2000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3034325b646873732037313a3233 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323833 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff88806cf08a70 RCX=ffff88806cf089c4 RDX=1ffff1100d9e1159 RSI=ffffffff85e1ffe0 RDI=ffffffff81b2d298 RBP=ffff88806cf08ac8 RSP=ffff88806cf08a50 R8 =ffffffff869d948c R9 =0000000000000000 R10=000000000003c9ed R11=000000000000031f R12=ffff88806cf08b38 R13=0000000000000000 R14=ffff888015b15340 R15=ffff888008c4b780 RIP=ffffffff81439dc2 RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f33385df900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff795fb000 CR3=00000000201da000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000