[ 46.171412] ------------[ cut here ]------------ [ 46.172289] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.174144] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 46.175550] Modules linked in: [ 46.176127] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.178185] Tainted: [W]=WARN [ 46.178877] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.180189] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.181035] 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 [ 46.183888] RSP: 0018:ffff88800a34fbc0 EFLAGS: 00010286 [ 46.184729] RAX: 0000000000000000 RBX: ffffed1001469f78 RCX: ffffffff813a4050 [ 46.185838] RDX: ffff888018fb0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.186980] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001469f2f [ 46.188222] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.189405] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a34fdf8 [ 46.190532] FS: 00007ff642281900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.191800] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.192799] CR2: 00007ff642773580 CR3: 000000000d735000 CR4: 0000000000350ef0 [ 46.194033] Call Trace: [ 46.194467] [ 46.194876] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.195646] ? __create_object+0x59/0x80 [ 46.196288] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.197172] __vmalloc_noprof+0x59/0x60 [ 46.197909] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.198723] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.199587] bpf_prog_alloc+0x39/0x200 [ 46.200237] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.201151] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.201984] do_seccomp+0x349/0x25e0 [ 46.202647] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.203440] ? __pfx_do_seccomp+0x10/0x10 [ 46.204184] ? find_held_lock+0x2b/0x80 [ 46.204941] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.205855] ? static_key_count+0x60/0x80 [ 46.206578] prctl_set_seccomp+0x4e/0x70 [ 46.207224] __do_sys_prctl+0xe6c/0x1d70 [ 46.207963] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.208761] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.209675] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.210585] ? irqentry_exit+0xf3/0x650 [ 46.211284] do_syscall_64+0xbf/0x430 [ 46.211982] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.212877] RIP: 0033:0x7ff6427735cd [ 46.213496] 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 [ 46.216539] RSP: 002b:00007ffd602aafa0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.217768] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff6427735cd [ 46.218853] RDX: 00005574832f0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.219939] RBP: 00007ffd602ab000 R08: 0000000000000000 R09: 00007ffd602aa6a0 [ 46.221020] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557495c19ad0 [ 46.222099] R13: 00007ffd602ab430 R14: 0000557495c1abc0 R15: 0000557495c2b780 [ 46.223311] [ 46.223699] irq event stamp: 1891 [ 46.224194] hardirqs last enabled at (1899): [] __up_console_sem+0x78/0x80 [ 46.225461] hardirqs last disabled at (1908): [] __up_console_sem+0x5d/0x80 [ 46.226725] softirqs last enabled at (1922): [] handle_softirqs+0x50c/0x770 [ 46.227994] softirqs last disabled at (1917): [] __irq_exit_rcu+0xc4/0x100 [ 46.229259] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.592107] ------------[ cut here ]------------ [ 49.593036] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.595005] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 49.596432] Modules linked in: [ 49.597069] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.600664] Tainted: [W]=WARN [ 49.601225] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.602755] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.603669] 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 [ 49.606821] RSP: 0018:ffff888016c1fbc0 EFLAGS: 00010286 [ 49.607787] RAX: 0000000000000000 RBX: ffffed1002d83f78 RCX: ffffffff813a4050 [ 49.609058] RDX: ffff888017470000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.610314] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d83f2f [ 49.611575] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.612827] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c1fdf8 [ 49.614102] FS: 00007f0ea80be900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.615540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.616594] CR2: 00007ffd5f048ef7 CR3: 000000001eed7000 CR4: 0000000000350ef0 [ 49.617866] Call Trace: [ 49.618318] [ 49.618762] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.619648] ? __create_object+0x59/0x80 [ 49.620376] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.621353] __vmalloc_noprof+0x59/0x60 [ 49.622109] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.622994] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.623919] bpf_prog_alloc+0x39/0x200 [ 49.624654] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.625582] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.626433] do_seccomp+0x349/0x25e0 [ 49.627147] ? find_held_lock+0x2b/0x80 [ 49.627908] ? do_prlimit+0x310/0x610 [ 49.628640] ? __pfx_do_seccomp+0x10/0x10 [ 49.629383] ? do_raw_spin_unlock+0x53/0x220 [ 49.630205] ? _raw_spin_unlock+0x1e/0x40 [ 49.630977] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.631939] ? static_key_count+0x60/0x80 [ 49.632738] prctl_set_seccomp+0x4e/0x70 [ 49.633470] __do_sys_prctl+0xe6c/0x1d70 [ 49.634264] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.635121] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.636079] ? irqentry_exit+0xf3/0x650 [ 49.636839] do_syscall_64+0xbf/0x430 [ 49.637591] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.638497] RIP: 0033:0x7f0ea85b05cd [ 49.639200] 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 [ 49.642386] RSP: 002b:00007ffd5f046c90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.643774] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0ea85b05cd [ 49.645079] RDX: 00005645a062de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.646358] RBP: 00007ffd5f046cf0 R08: 0000000000000000 R09: 00007ffd5f046390 [ 49.647637] R10: 0000000000000000 R11: 0000000000000246 R12: 00005645a1f22b10 [ 49.648929] R13: 00007ffd5f047120 R14: 00005645a1f232b0 R15: 00005645a1f376f0 [ 49.650229] [ 49.650691] irq event stamp: 2047 [ 49.651292] hardirqs last enabled at (2055): [] __up_console_sem+0x78/0x80 [ 49.652811] hardirqs last disabled at (2064): [] __up_console_sem+0x5d/0x80 [ 49.654157] softirqs last enabled at (1984): [] handle_softirqs+0x50c/0x770 [ 49.655225] softirqs last disabled at (1979): [] __irq_exit_rcu+0xc4/0x100 [ 49.656278] ---[ end trace 0000000000000000 ]--- [ 50.494201] ------------[ cut here ]------------ [ 50.494984] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.496709] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 50.498253] Modules linked in: [ 50.499013] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.500932] Tainted: [W]=WARN [ 50.501600] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.503161] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.503977] 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 [ 50.507076] RSP: 0018:ffff8880178efbc0 EFLAGS: 00010286 [ 50.507955] RAX: 0000000000000000 RBX: ffffed1002f1df78 RCX: ffffffff813a4050 [ 50.509354] RDX: ffff8880162c0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.510607] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f1df2f [ 50.511958] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.513082] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880178efdf8 [ 50.514473] FS: 00007effea7c9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.515944] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.516863] CR2: 00007ffc0a0a5ef7 CR3: 000000000dcc7000 CR4: 0000000000350ef0 [ 50.518254] Call Trace: [ 50.518814] [ 50.519264] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.520245] ? __create_object+0x59/0x80 [ 50.521114] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.522164] __vmalloc_noprof+0x59/0x60 [ 50.522987] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.523939] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.524966] bpf_prog_alloc+0x39/0x200 [ 50.525768] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.526777] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.527741] do_seccomp+0x349/0x25e0 [ 50.528460] ? find_held_lock+0x2b/0x80 [ 50.529306] ? do_prlimit+0x310/0x610 [ 50.530121] ? __pfx_do_seccomp+0x10/0x10 [ 50.530980] ? do_raw_spin_unlock+0x53/0x220 [ 50.531893] ? _raw_spin_unlock+0x1e/0x40 [ 50.532745] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.533791] ? static_key_count+0x60/0x80 [ 50.534673] prctl_set_seccomp+0x4e/0x70 [ 50.535463] __do_sys_prctl+0xe6c/0x1d70 [ 50.536321] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.537257] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.538305] ? irqentry_exit+0xf3/0x650 [ 50.539130] do_syscall_64+0xbf/0x430 [ 50.539934] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.540978] RIP: 0033:0x7effeacbb5cd [ 50.541732] 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 [ 50.544688] RSP: 002b:00007ffc0a0a3b10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.545886] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007effeacbb5cd [ 50.547234] RDX: 0000557bf836fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.548501] RBP: 00007ffc0a0a3b70 R08: 0000000000000000 R09: 00007ffc0a0a3210 [ 50.549718] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557c3593bad0 [ 50.550779] R13: 00007ffc0a0a3fa0 R14: 0000557c3593cbc0 R15: 0000557c3594d780 [ 50.551846] [ 50.552195] irq event stamp: 1783 [ 50.552721] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 50.553987] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 50.555240] softirqs last enabled at (1684): [] handle_softirqs+0x50c/0x770 [ 50.556522] softirqs last disabled at (1677): [] __irq_exit_rcu+0xc4/0x100 [ 50.557768] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:36653' (ECDSA) to the list of known hosts. 2025/11/19 00:03:37 fuzzer started 2025/11/19 00:03:38 dialing manager at localhost:34383 2025/11/19 00:03:38 checking machine... 2025/11/19 00:03:38 checking revisions... [ 51.474076] kmemleak: Automatic memory scanning thread ended 2025/11/19 00:03:38 testing simple program... [ 51.563072] cgroup: Unknown subsys name 'net' [ 51.623028] cgroup: Unknown subsys name 'cpuset' [ 51.636556] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 00:03:37 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888008c4a900 RCX=ffffffff8152d723 RDX=0000000000000001 RSI=0000000000000004 RDI=ffff88800d067a90 RBP=1ffff11001a0cf4e RSP=ffff88800d067a68 R8 =0000000000000001 R9 =ffffed1001a0cf52 R10=0000000000000003 R11=0000000000000001 R12=ffff888008c4a908 R13=ffff888008c4a910 R14=ffff88800d9716f0 R15=ffff888008c4a900 RIP=ffffffff8152d734 RFL=00000046 [---Z-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 00007f0ea80be900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0ea8675618 CR3=000000001ef38000 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=33303a303020393120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3034325b646873732037333a3330 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303839 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=0000000000027bf9 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f07bc68d000 CR3=000000000da47000 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=2037333a33303a303020393120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732036333a33303a3030203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000