[ 39.124203] ------------[ cut here ]------------ [ 39.125124] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.127082] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.128559] Modules linked in: [ 39.129142] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.131121] Tainted: [W]=WARN [ 39.131712] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.133172] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.134079] 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 [ 39.137221] RSP: 0018:ffff8880162b7bc0 EFLAGS: 00010286 [ 39.138166] RAX: 0000000000000000 RBX: ffffed1002c56f78 RCX: ffffffff813a4050 [ 39.139427] RDX: ffff88801585b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.140712] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c56f2f [ 39.141985] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.143255] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880162b7df8 [ 39.144517] FS: 00007fdda37fb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.145958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.146983] CR2: 00007fff0c2f9ef7 CR3: 00000000176b2000 CR4: 0000000000350ef0 [ 39.148258] Call Trace: [ 39.148756] [ 39.149169] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.150060] ? __create_object+0x59/0x80 [ 39.150819] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.151775] __vmalloc_noprof+0x59/0x60 [ 39.152519] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.153332] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.154309] bpf_prog_alloc+0x39/0x200 [ 39.155046] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.155995] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.156893] do_seccomp+0x349/0x25e0 [ 39.157602] ? find_held_lock+0x2b/0x80 [ 39.158318] ? do_prlimit+0x310/0x610 [ 39.159035] ? __pfx_do_seccomp+0x10/0x10 [ 39.159832] ? do_raw_spin_unlock+0x53/0x220 [ 39.160675] ? _raw_spin_unlock+0x1e/0x40 [ 39.161455] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.162403] ? static_key_count+0x60/0x80 [ 39.163166] prctl_set_seccomp+0x4e/0x70 [ 39.163930] __do_sys_prctl+0xe6c/0x1d70 [ 39.164707] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.165560] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.166518] ? irqentry_exit+0xf3/0x650 [ 39.167239] do_syscall_64+0xbf/0x430 [ 39.167972] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.168895] RIP: 0033:0x7fdda3ced5cd [ 39.169592] 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 [ 39.172764] RSP: 002b:00007fff0c2f76c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.174109] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdda3ced5cd [ 39.175390] RDX: 000055665b56be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.176669] RBP: 00007fff0c2f7720 R08: 0000000000000000 R09: 00007fff0c2f6dc0 [ 39.177910] R10: 0000000000000000 R11: 0000000000000246 R12: 000055668b1a12b0 [ 39.179179] R13: 00007fff0c2f7b50 R14: 000055668b1a3d20 R15: 000055668b1b58d0 [ 39.180454] [ 39.180870] irq event stamp: 1697 [ 39.181497] hardirqs last enabled at (1707): [] __up_console_sem+0x78/0x80 [ 39.183004] hardirqs last disabled at (1716): [] __up_console_sem+0x5d/0x80 [ 39.184098] softirqs last enabled at (1636): [] handle_softirqs+0x50c/0x770 [ 39.185054] softirqs last disabled at (1631): [] __irq_exit_rcu+0xc4/0x100 [ 39.185992] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.627971] ------------[ cut here ]------------ [ 42.628753] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.630458] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.631675] Modules linked in: [ 42.632168] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.633802] Tainted: [W]=WARN [ 42.634260] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.635492] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.636215] 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 [ 42.638830] RSP: 0018:ffff8880156d7bc0 EFLAGS: 00010286 [ 42.639658] RAX: 0000000000000000 RBX: ffffed1002adaf78 RCX: ffffffff813a4050 [ 42.640721] RDX: ffff888018408000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.641788] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002adaf2f [ 42.642851] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.643925] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880156d7df8 [ 42.644988] FS: 00007f524c583900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.646179] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.647058] CR2: 00007f524ca75580 CR3: 000000001fac2000 CR4: 0000000000350ef0 [ 42.648136] Call Trace: [ 42.648551] [ 42.648892] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.649650] ? __create_object+0x59/0x80 [ 42.650264] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.651062] __vmalloc_noprof+0x59/0x60 [ 42.651694] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.652413] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.653149] bpf_prog_alloc+0x39/0x200 [ 42.653759] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.654521] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.655234] do_seccomp+0x349/0x25e0 [ 42.655814] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.656561] ? __pfx_do_seccomp+0x10/0x10 [ 42.657171] ? find_held_lock+0x2b/0x80 [ 42.657791] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.658583] ? static_key_count+0x60/0x80 [ 42.659222] prctl_set_seccomp+0x4e/0x70 [ 42.659856] __do_sys_prctl+0xe6c/0x1d70 [ 42.660509] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.661176] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.661964] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.662757] ? irqentry_exit+0xf3/0x650 [ 42.663402] do_syscall_64+0xbf/0x430 [ 42.663975] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.664772] RIP: 0033:0x7f524ca755cd [ 42.665325] 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 [ 42.667951] RSP: 002b:00007ffdb44fddd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.669088] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f524ca755cd [ 42.670145] RDX: 000055f019bdbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.671219] RBP: 00007ffdb44fde30 R08: 0000000000000000 R09: 00007ffdb44fd4d0 [ 42.672283] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f03880dad0 [ 42.673343] R13: 00007ffdb44fe260 R14: 000055f03880ebc0 R15: 000055f03881f780 [ 42.674437] [ 42.674784] irq event stamp: 1705 [ 42.675288] hardirqs last enabled at (1713): [] __up_console_sem+0x78/0x80 [ 42.676534] hardirqs last disabled at (1722): [] __up_console_sem+0x5d/0x80 [ 42.677786] softirqs last enabled at (1258): [] handle_softirqs+0x50c/0x770 [ 42.679055] softirqs last disabled at (1253): [] __irq_exit_rcu+0xc4/0x100 [ 42.680324] ---[ end trace 0000000000000000 ]--- [ 43.497107] ------------[ cut here ]------------ [ 43.498018] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.500007] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.501462] Modules linked in: [ 43.502055] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.504047] Tainted: [W]=WARN [ 43.504658] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.506109] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.507008] 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 [ 43.510177] RSP: 0018:ffff888016a9fbc0 EFLAGS: 00010286 [ 43.511153] RAX: 0000000000000000 RBX: ffffed1002d53f78 RCX: ffffffff813a4050 [ 43.512426] RDX: ffff888015ba5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.513699] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d53f2f [ 43.514972] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.516245] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016a9fdf8 [ 43.517517] FS: 00007f1c21983900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.518941] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.520016] CR2: 00007f1c21e75580 CR3: 000000000f245000 CR4: 0000000000350ef0 [ 43.521298] Call Trace: [ 43.521789] [ 43.522196] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.523092] ? __create_object+0x59/0x80 [ 43.523894] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.524861] __vmalloc_noprof+0x59/0x60 [ 43.525620] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.526486] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.527413] bpf_prog_alloc+0x39/0x200 [ 43.528112] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.529042] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.529959] do_seccomp+0x349/0x25e0 [ 43.530687] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.531598] ? __pfx_do_seccomp+0x10/0x10 [ 43.532409] ? find_held_lock+0x2b/0x80 [ 43.533140] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.534123] ? static_key_count+0x60/0x80 [ 43.534934] prctl_set_seccomp+0x4e/0x70 [ 43.535744] __do_sys_prctl+0xe6c/0x1d70 [ 43.536538] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.537408] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.538346] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.539329] ? irqentry_exit+0xf3/0x650 [ 43.540141] do_syscall_64+0xbf/0x430 [ 43.540884] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.541834] RIP: 0033:0x7f1c21e755cd [ 43.542523] 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 [ 43.545754] RSP: 002b:00007ffc62c57370 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.547160] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1c21e755cd [ 43.548484] RDX: 000055e5e13c1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.549788] RBP: 00007ffc62c573d0 R08: 0000000000000000 R09: 00007ffc62c56a70 [ 43.551072] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e5eecdb2b0 [ 43.552376] R13: 00007ffc62c57800 R14: 000055e5eecddd20 R15: 000055e5eecef8d0 [ 43.553675] [ 43.554096] irq event stamp: 1685 [ 43.554763] hardirqs last enabled at (1695): [] __up_console_sem+0x78/0x80 [ 43.556308] hardirqs last disabled at (1704): [] __up_console_sem+0x5d/0x80 [ 43.557818] softirqs last enabled at (1564): [] handle_softirqs+0x50c/0x770 [ 43.559394] softirqs last disabled at (1559): [] __irq_exit_rcu+0xc4/0x100 [ 43.560887] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:12794' (ECDSA) to the list of known hosts. 2025/11/19 06:18:13 fuzzer started 2025/11/19 06:18:13 dialing manager at localhost:34383 2025/11/19 06:18:14 checking machine... 2025/11/19 06:18:14 checking revisions... [ 44.413219] kmemleak: Automatic memory scanning thread ended 2025/11/19 06:18:14 testing simple program... [ 44.501704] cgroup: Unknown subsys name 'net' [ 44.560552] cgroup: Unknown subsys name 'cpuset' [ 44.572800] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:18:13 Registers: info registers vcpu 0 RAX=000000000003de95 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f524c52b00a CR3=000000000df66000 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=eab9577ef965ebb17c4d7ac1885fbec5 XMM02=0000000000303f18ec2efd57dc4c00df XMM03=0000000000310d503dd2dc70d7625847 XMM04=309292c7dd9ab11800000000000ae988 XMM05=17049e5989d4c85400000000003224c0 XMM06=474038aa6c007e1f0000000000320ed8 XMM07=e042d86d42eb936e0000000000311790 XMM08=3dd2dc70d76258470000000000303f78 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff888015995d98 RCX=ffff88801715f78c RDX=0000000000000001 RSI=ffffffff85e1ffe0 RDI=ffff888015995d98 RBP=ffffffff85e1ffe0 RSP=ffff88801715f738 R8 =0000000000000001 R9 =ffff88801715f878 R10=000000000003c9ed R11=000000000002942d R12=ffff888015995d98 R13=ffff88801715f78c R14=0000000000000001 R15=0000000000000001 RIP=ffffffff84c71f8a 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 00007f524c583900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdb44f7000 CR3=000000001fa60000 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=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