syzkaller login: [ 39.107187] ------------[ cut here ]------------ [ 39.108087] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.110061] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.111441] Modules linked in: [ 39.112055] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.113971] Tainted: [W]=WARN [ 39.114524] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.115936] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.116821] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 39.119900] RSP: 0018:ffff888019e7fbc0 EFLAGS: 00010286 [ 39.120856] RAX: 0000000000000000 RBX: ffffed10033cff78 RCX: ffffffff813a4050 [ 39.122107] RDX: ffff888016dc8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.123351] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033cff2f [ 39.124588] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.125838] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019e7fdf8 [ 39.127083] FS: 00007ff280f77900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.128476] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.129515] CR2: 00007ffd4c04aef7 CR3: 000000000e005000 CR4: 0000000000350ef0 [ 39.130771] Call Trace: [ 39.131262] [ 39.131653] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.132506] ? __create_object+0x59/0x80 [ 39.133265] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.134210] __vmalloc_noprof+0x59/0x60 [ 39.134903] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.135744] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.136650] bpf_prog_alloc+0x39/0x200 [ 39.137375] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.138269] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.139134] do_seccomp+0x349/0x25e0 [ 39.139779] ? find_held_lock+0x2b/0x80 [ 39.140508] ? do_prlimit+0x310/0x610 [ 39.141217] ? __pfx_do_seccomp+0x10/0x10 [ 39.141939] ? do_raw_spin_unlock+0x53/0x220 [ 39.142735] ? _raw_spin_unlock+0x1e/0x40 [ 39.143484] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.144410] ? static_key_count+0x60/0x80 [ 39.145181] prctl_set_seccomp+0x4e/0x70 [ 39.145898] __do_sys_prctl+0xe6c/0x1d70 [ 39.146661] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.147482] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.148405] ? irqentry_exit+0xf3/0x650 [ 39.149143] do_syscall_64+0xbf/0x430 [ 39.149819] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.150742] RIP: 0033:0x7ff2814695cd [ 39.151423] 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 [ 39.154512] RSP: 002b:00007ffd4c049040 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.155831] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff2814695cd [ 39.157060] RDX: 00005614a9936e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.158154] RBP: 00007ffd4c0490a0 R08: 0000000000000000 R09: 00007ffd4c048740 [ 39.159194] R10: 0000000000000000 R11: 0000000000000246 R12: 00005614b8e3bad0 [ 39.160220] R13: 00007ffd4c0494d0 R14: 00005614b8e3cbc0 R15: 00005614b8e4d780 [ 39.161267] [ 39.161623] irq event stamp: 1711 [ 39.162159] hardirqs last enabled at (1721): [] __up_console_sem+0x78/0x80 [ 39.163410] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 39.164645] softirqs last enabled at (1740): [] handle_softirqs+0x50c/0x770 [ 39.165893] softirqs last disabled at (1729): [] __irq_exit_rcu+0xc4/0x100 [ 39.167118] ---[ end trace 0000000000000000 ]--- [ 42.089731] ------------[ cut here ]------------ [ 42.090643] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.092671] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.094114] Modules linked in: [ 42.094695] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.096862] Tainted: [W]=WARN [ 42.097545] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.099017] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.099888] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 42.103005] RSP: 0018:ffff88801633fbc0 EFLAGS: 00010286 [ 42.103927] RAX: 0000000000000000 RBX: ffffed1002c67f78 RCX: ffffffff813a4050 [ 42.105179] RDX: ffff888015c33780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.106444] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c67f2f [ 42.107707] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.108961] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801633fdf8 [ 42.110250] FS: 00007feacb30e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.111665] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.112708] CR2: 00007ffe9723eef7 CR3: 000000000d02a000 CR4: 0000000000350ef0 [ 42.114014] Call Trace: [ 42.114475] [ 42.114877] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.115752] ? __create_object+0x59/0x80 [ 42.116518] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.117485] __vmalloc_noprof+0x59/0x60 [ 42.118228] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.119088] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.119954] bpf_prog_alloc+0x39/0x200 [ 42.120679] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.121617] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.122519] do_seccomp+0x349/0x25e0 [ 42.123230] ? find_held_lock+0x2b/0x80 [ 42.123929] ? do_prlimit+0x310/0x610 [ 42.124654] ? __pfx_do_seccomp+0x10/0x10 [ 42.125433] ? do_raw_spin_unlock+0x53/0x220 [ 42.126254] ? _raw_spin_unlock+0x1e/0x40 [ 42.126976] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.127929] ? static_key_count+0x60/0x80 [ 42.128727] prctl_set_seccomp+0x4e/0x70 [ 42.129506] __do_sys_prctl+0xe6c/0x1d70 [ 42.130274] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.131126] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.132077] ? irqentry_exit+0xf3/0x650 [ 42.132782] do_syscall_64+0xbf/0x430 [ 42.133519] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.134468] RIP: 0033:0x7feacb8005cd [ 42.135161] 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 [ 42.138284] RSP: 002b:00007ffe9723d510 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.139627] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007feacb8005cd [ 42.140881] RDX: 000055d3dddbde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.142154] RBP: 00007ffe9723d570 R08: 0000000000000000 R09: 00007ffe9723cc10 [ 42.143414] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d40ac342b0 [ 42.144663] R13: 00007ffe9723d9a0 R14: 000055d40ac36d20 R15: 000055d40ac488d0 [ 42.145946] [ 42.146393] irq event stamp: 1839 [ 42.146894] hardirqs last enabled at (1847): [] __up_console_sem+0x78/0x80 [ 42.148149] hardirqs last disabled at (1856): [] __up_console_sem+0x5d/0x80 [ 42.149418] softirqs last enabled at (1364): [] handle_softirqs+0x50c/0x770 [ 42.150697] softirqs last disabled at (1343): [] __irq_exit_rcu+0xc4/0x100 [ 42.151945] ---[ end trace 0000000000000000 ]--- [ 42.917335] ------------[ cut here ]------------ [ 42.918276] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.920286] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 42.921717] Modules linked in: [ 42.922348] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.924290] Tainted: [W]=WARN [ 42.924830] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.926279] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.927191] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 42.930299] RSP: 0018:ffff888015e0fbc0 EFLAGS: 00010286 [ 42.931260] RAX: 0000000000000000 RBX: ffffed1002bc1f78 RCX: ffffffff813a4050 [ 42.932521] RDX: ffff888019fb5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.933783] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bc1f2f [ 42.935039] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.936284] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015e0fdf8 [ 42.937552] FS: 00007fc997851900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.938970] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.940051] CR2: 00007fc997d43580 CR3: 000000000d137000 CR4: 0000000000350ef0 [ 42.941322] Call Trace: [ 42.941789] [ 42.942225] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.943123] ? __create_object+0x59/0x80 [ 42.943843] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.944797] __vmalloc_noprof+0x59/0x60 [ 42.945547] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.946411] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.947343] bpf_prog_alloc+0x39/0x200 [ 42.948077] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.948942] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.949842] do_seccomp+0x349/0x25e0 [ 42.950553] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.951448] ? __pfx_do_seccomp+0x10/0x10 [ 42.952231] ? find_held_lock+0x2b/0x80 [ 42.952937] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.953899] ? static_key_count+0x60/0x80 [ 42.954705] prctl_set_seccomp+0x4e/0x70 [ 42.955480] __do_sys_prctl+0xe6c/0x1d70 [ 42.956259] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.957101] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.958056] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.958975] ? irqentry_exit+0xf3/0x650 [ 42.959738] do_syscall_64+0xbf/0x430 [ 42.960470] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.961428] RIP: 0033:0x7fc997d435cd [ 42.962130] 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 [ 42.965209] RSP: 002b:00007ffe019ba360 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.966567] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc997d435cd [ 42.967829] RDX: 000055db2e6e3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.969099] RBP: 00007ffe019ba3c0 R08: 0000000000000000 R09: 00007ffe019b9a60 [ 42.970375] R10: 0000000000000000 R11: 0000000000000246 R12: 000055db634a4ad0 [ 42.971641] R13: 00007ffe019ba7f0 R14: 000055db634a5bc0 R15: 000055db634b6780 [ 42.972924] [ 42.973401] irq event stamp: 1775 [ 42.974038] hardirqs last enabled at (1785): [] __up_console_sem+0x78/0x80 [ 42.975541] hardirqs last disabled at (1794): [] __up_console_sem+0x5d/0x80 [ 42.977036] softirqs last enabled at (1752): [] handle_softirqs+0x50c/0x770 [ 42.978567] softirqs last disabled at (1747): [] __irq_exit_rcu+0xc4/0x100 [ 42.980043] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:8105' (ECDSA) to the list of known hosts. 2025/11/18 01:47:01 fuzzer started 2025/11/18 01:47:01 dialing manager at localhost:37895 2025/11/18 01:47:01 checking machine... 2025/11/18 01:47:01 checking revisions... [ 43.874577] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:47:01 testing simple program... [ 43.971850] cgroup: Unknown subsys name 'net' [ 44.032626] cgroup: Unknown subsys name 'cpuset' [ 44.044382] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:47:00 Registers: info registers vcpu 0 RAX=ffffffff86a49c37 RBX=0000000000000001 RCX=ffffffff86a49c36 RDX=dffffc0000000000 RSI=0000000000000000 RDI=ffffffff86a49c37 RBP=ffff888016b77568 RSP=ffff888016b774a0 R8 =ffffffff86a49c3a R9 =0000000000000000 R10=000000000003c9ed R11=0000000000012f69 R12=ffff888016b77570 R13=ffff888016b77558 R14=ffff888016b775b8 R15=ffff888016b77510 RIP=ffffffff8135e934 RFL=00000213 [----A-C] 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f265e6f9790 CR3=000000001f557000 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=f2ed5708a819f9bdfc48546303b882aa XMM02=ec2efd57dc4c00df0000000000303238 XMM03=cfb65293f3e9ca030000000000303308 XMM04=d842f746e0824f6000000000000ae988 XMM05=c8594176677b7ae800000000003208b8 XMM06=d96330e2d2db8632000000000031f008 XMM07=fb795ef6d6577056000000000030f488 XMM08=2c67c8bc2e329bc300000000003032a8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff83c94153 RDX=ffff888017b6d340 RSI=ffffffff83cb877a RDI=0000000000000001 RBP=ffff88801eb5f780 RSP=ffff88801ba279e8 R8 =0000000000000000 R9 =fffffbfff0cc9eca R10=0000000000000001 R11=0000000000000001 R12=ffff88801eb5f85c R13=ffff88801ba27a90 R14=0000000000000000 R15=0000000000000014 RIP=ffffffff81751c78 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 00007feacb30e900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe1900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007feacb8c5618 CR3=000000001f5f5000 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=563412feff00545000000000000080fe XMM01=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000