[ 38.970277] ------------[ cut here ]------------ [ 38.971003] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.972590] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 38.973753] Modules linked in: [ 38.974220] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.975751] Tainted: [W]=WARN [ 38.976184] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.977368] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.978124] 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 [ 38.980588] RSP: 0018:ffff88801c097bc0 EFLAGS: 00010286 [ 38.981371] RAX: 0000000000000000 RBX: ffffed1003812f78 RCX: ffffffff813a4050 [ 38.982365] RDX: ffff8880147a0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.983359] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003812f2f [ 38.984353] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.985371] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c097df8 [ 38.986364] FS: 00007fc22ca1a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.987488] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.988321] CR2: 00007ffdb2768ef7 CR3: 0000000009c41000 CR4: 0000000000350ef0 [ 38.989359] Call Trace: [ 38.989745] [ 38.990067] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.990773] ? __create_object+0x59/0x80 [ 38.991353] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.992110] __vmalloc_noprof+0x59/0x60 [ 38.992712] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.993384] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.994107] bpf_prog_alloc+0x39/0x200 [ 38.994646] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.995370] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.996072] do_seccomp+0x349/0x25e0 [ 38.996597] ? find_held_lock+0x2b/0x80 [ 38.997211] ? do_prlimit+0x310/0x610 [ 38.997784] ? __pfx_do_seccomp+0x10/0x10 [ 38.998359] ? do_raw_spin_unlock+0x53/0x220 [ 38.999026] ? _raw_spin_unlock+0x1e/0x40 [ 38.999603] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.000348] ? static_key_count+0x60/0x80 [ 39.000997] prctl_set_seccomp+0x4e/0x70 [ 39.001590] __do_sys_prctl+0xe6c/0x1d70 [ 39.002203] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.002867] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.003591] ? irqentry_exit+0xf3/0x650 [ 39.004185] do_syscall_64+0xbf/0x430 [ 39.004762] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.005508] RIP: 0033:0x7fc22cf0c5cd [ 39.006063] 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 [ 39.008585] RSP: 002b:00007ffdb27671b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.009692] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc22cf0c5cd [ 39.010689] RDX: 0000564334fafe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.011703] RBP: 00007ffdb2767210 R08: 0000000000000000 R09: 00007ffdb27668b0 [ 39.012733] R10: 0000000000000000 R11: 0000000000000246 R12: 000056436abcfad0 [ 39.013757] R13: 00007ffdb2767640 R14: 000056436abd0bc0 R15: 000056436abe1780 [ 39.014782] [ 39.015125] irq event stamp: 1727 [ 39.015600] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 39.016804] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 39.018050] softirqs last enabled at (1284): [] handle_softirqs+0x50c/0x770 [ 39.019263] softirqs last disabled at (1271): [] __irq_exit_rcu+0xc4/0x100 [ 39.020453] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.542865] ------------[ cut here ]------------ [ 41.543779] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.545836] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 41.547267] Modules linked in: [ 41.547897] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.549930] Tainted: [W]=WARN [ 41.550488] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.553415] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.554438] 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 [ 41.557704] RSP: 0018:ffff88801a1e7bc0 EFLAGS: 00010286 [ 41.558702] RAX: 0000000000000000 RBX: ffffed100343cf78 RCX: ffffffff813a4050 [ 41.560010] RDX: ffff888017665340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.561333] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100343cf2f [ 41.562624] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.563913] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a1e7df8 [ 41.565227] FS: 00007f4cc6d24900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.566692] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.567756] CR2: 00007f4cc7216580 CR3: 00000000205b1000 CR4: 0000000000350ef0 [ 41.569104] Call Trace: [ 41.569573] [ 41.570072] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.570984] ? __create_object+0x59/0x80 [ 41.571767] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.572738] __vmalloc_noprof+0x59/0x60 [ 41.573491] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.574364] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.575306] bpf_prog_alloc+0x39/0x200 [ 41.576055] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.576998] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.577948] do_seccomp+0x349/0x25e0 [ 41.578632] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.579554] ? __pfx_do_seccomp+0x10/0x10 [ 41.580355] ? find_held_lock+0x2b/0x80 [ 41.581154] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.582119] ? static_key_count+0x60/0x80 [ 41.582922] prctl_set_seccomp+0x4e/0x70 [ 41.583649] __do_sys_prctl+0xe6c/0x1d70 [ 41.584435] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.585325] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.586285] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.587246] ? irqentry_exit+0xf3/0x650 [ 41.588016] do_syscall_64+0xbf/0x430 [ 41.588760] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.589732] RIP: 0033:0x7f4cc72165cd [ 41.590393] 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 [ 41.593595] RSP: 002b:00007ffcf30486c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.594961] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4cc72165cd [ 41.596244] RDX: 000055e556163e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.597571] RBP: 00007ffcf3048720 R08: 0000000000000000 R09: 00007ffcf3047dc0 [ 41.598860] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e55fe86240 [ 41.600139] R13: 00007ffcf3048b50 R14: 000055e55fe85bf0 R15: 000055e55fe9a4d0 [ 41.601495] [ 41.601949] irq event stamp: 2095 [ 41.602484] hardirqs last enabled at (2103): [] __up_console_sem+0x78/0x80 [ 41.603839] hardirqs last disabled at (2112): [] __up_console_sem+0x5d/0x80 [ 41.605222] softirqs last enabled at (1774): [] handle_softirqs+0x50c/0x770 [ 41.606588] softirqs last disabled at (1769): [] __irq_exit_rcu+0xc4/0x100 [ 41.607931] ---[ end trace 0000000000000000 ]--- [ 42.209444] ------------[ cut here ]------------ [ 42.209883] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.210837] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 42.211611] Modules linked in: [ 42.211955] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.213090] Tainted: [W]=WARN [ 42.213410] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.214151] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.214649] 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 [ 42.216305] RSP: 0018:ffff88801741fbc0 EFLAGS: 00010286 [ 42.216755] RAX: 0000000000000000 RBX: ffffed1002e83f78 RCX: ffffffff813a4050 [ 42.217483] RDX: ffff88800a94d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.218107] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e83f2f [ 42.218802] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.219506] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801741fdf8 [ 42.220101] FS: 00007f3c0e3cb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.220933] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.221503] CR2: 00007fff3cb4eef7 CR3: 00000000206e6000 CR4: 0000000000350ef0 [ 42.222094] Call Trace: [ 42.222362] [ 42.222602] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.223121] ? __create_object+0x59/0x80 [ 42.223562] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.224076] __vmalloc_noprof+0x59/0x60 [ 42.224491] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.225010] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.225520] bpf_prog_alloc+0x39/0x200 [ 42.225866] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.226385] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.226916] do_seccomp+0x349/0x25e0 [ 42.227306] ? find_held_lock+0x2b/0x80 [ 42.227734] ? do_prlimit+0x310/0x610 [ 42.228150] ? __pfx_do_seccomp+0x10/0x10 [ 42.228556] ? do_raw_spin_unlock+0x53/0x220 [ 42.228941] ? _raw_spin_unlock+0x1e/0x40 [ 42.229379] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.229934] ? static_key_count+0x60/0x80 [ 42.230381] prctl_set_seccomp+0x4e/0x70 [ 42.230816] __do_sys_prctl+0xe6c/0x1d70 [ 42.231249] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.231690] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.232225] ? irqentry_exit+0xf3/0x650 [ 42.232614] do_syscall_64+0xbf/0x430 [ 42.232968] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.233500] RIP: 0033:0x7f3c0e8bd5cd [ 42.233914] 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 [ 42.235466] RSP: 002b:00007fff3cb4ce40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.236262] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3c0e8bd5cd [ 42.236936] RDX: 000055d8d28afe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.237619] RBP: 00007fff3cb4cea0 R08: 0000000000000000 R09: 00007fff3cb4c540 [ 42.238224] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d90e6fbb10 [ 42.238967] R13: 00007fff3cb4d2d0 R14: 000055d90e6fc2b0 R15: 000055d90e7106f0 [ 42.239696] [ 42.239944] irq event stamp: 1677 [ 42.240289] hardirqs last enabled at (1685): [] __up_console_sem+0x78/0x80 [ 42.241089] hardirqs last disabled at (1694): [] __up_console_sem+0x5d/0x80 [ 42.241895] softirqs last enabled at (1468): [] handle_softirqs+0x50c/0x770 [ 42.242747] softirqs last disabled at (1463): [] __irq_exit_rcu+0xc4/0x100 [ 42.243556] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:44688' (ECDSA) to the list of known hosts. 2025/11/18 10:15:05 fuzzer started 2025/11/18 10:15:05 dialing manager at localhost:34383 2025/11/18 10:15:05 checking machine... 2025/11/18 10:15:05 checking revisions... [ 43.054168] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:15:05 testing simple program... [ 43.136137] cgroup: Unknown subsys name 'net' [ 43.199129] cgroup: Unknown subsys name 'cpuset' [ 43.212199] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 10:15:05 Registers: info registers vcpu 0 RAX=ffff8880169a8001 RBX=0000000000000001 RCX=0000000000000001 RDX=ffff8880169a7901 RSI=ffff8880169a7990 RDI=ffff88806ce08aa0 RBP=ffff88806ce08ae8 RSP=ffff88806ce08a18 R8 =ffffffff86aa2066 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000021a7b R12=ffff88806ce08af0 R13=ffff88806ce08ad8 R14=ffff8880169a7998 R15=ffff88806ce08a90 RIP=ffffffff8135e2f5 RFL=00000296 [--S-AP-] 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 00007f4cc6d24900 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=00007f4cc6ce4008 CR3=000000000db12000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001aaad 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=00000202 [-------] 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 fffffe5e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f5fda0cf000 CR3=000000000c50c000 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=255da1883cfade82f242f2d5fe315c91 XMM02=ec2efd57dc4c00df0000000000304108 XMM03=a38c75545e3f29aa00000000003041d8 XMM04=f71feadbacbb874d00000000000ae988 XMM05=14648eaa1277bab10000000000320c50 XMM06=93cf5b985034a1e3000000000031aaa8 XMM07=e042d86d42eb936e00000000003105d0 XMM08=a38c75545e3f29aa00000000003041d8 XMM09=00000000000000000000000000000000 XMM10=00000000002000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000