[ 46.816648] ------------[ cut here ]------------ [ 46.817389] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.819092] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.820299] Modules linked in: [ 46.820822] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.822493] Tainted: [W]=WARN [ 46.822991] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.824231] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.824996] 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 [ 46.827649] RSP: 0018:ffff888017447bc0 EFLAGS: 00010286 [ 46.828422] RAX: 0000000000000000 RBX: ffffed1002e88f78 RCX: ffffffff813a4050 [ 46.829502] RDX: ffff888016aa1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.830575] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e88f2f [ 46.831652] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.832732] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017447df8 [ 46.833826] FS: 00007faa4cd5e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.835026] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.835918] CR2: 00007ffea3533ef8 CR3: 000000000df91000 CR4: 0000000000350ef0 [ 46.837007] Call Trace: [ 46.837410] [ 46.837783] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.838499] ? __create_object+0x59/0x80 [ 46.839164] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.839974] __vmalloc_noprof+0x59/0x60 [ 46.840573] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.841306] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.842124] bpf_prog_alloc+0x39/0x200 [ 46.842748] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.843485] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.844240] do_seccomp+0x349/0x25e0 [ 46.844841] ? find_held_lock+0x2b/0x80 [ 46.845451] ? do_prlimit+0x310/0x610 [ 46.846075] ? __pfx_do_seccomp+0x10/0x10 [ 46.846723] ? do_raw_spin_unlock+0x53/0x220 [ 46.847389] ? _raw_spin_unlock+0x1e/0x40 [ 46.848043] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.848848] ? static_key_count+0x60/0x80 [ 46.849496] prctl_set_seccomp+0x4e/0x70 [ 46.850148] __do_sys_prctl+0xe6c/0x1d70 [ 46.850806] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.851482] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.852288] ? irqentry_exit+0xf3/0x650 [ 46.852922] do_syscall_64+0xbf/0x430 [ 46.853515] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.854305] RIP: 0033:0x7faa4d2505cd [ 46.854899] 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 [ 46.857554] RSP: 002b:00007ffea3532240 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.858699] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faa4d2505cd [ 46.859767] RDX: 000056323fc4ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.860834] RBP: 00007ffea35322a0 R08: 0000000000000000 R09: 00007ffea3531940 [ 46.861928] R10: 0000000000000000 R11: 0000000000000246 R12: 000056327cbf0ad0 [ 46.862995] R13: 00007ffea35326d0 R14: 000056327cbf1bc0 R15: 000056327cc02780 [ 46.864091] [ 46.864446] irq event stamp: 1743 [ 46.864993] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 46.866275] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 46.867539] softirqs last enabled at (1232): [] handle_softirqs+0x50c/0x770 [ 46.868826] softirqs last disabled at (1223): [] __irq_exit_rcu+0xc4/0x100 [ 46.870109] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.607331] ------------[ cut here ]------------ [ 49.608252] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.610360] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 49.611820] Modules linked in: [ 49.612416] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.614433] Tainted: [W]=WARN [ 49.615031] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.616503] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.617553] 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 [ 49.621125] RSP: 0018:ffff888017697bc0 EFLAGS: 00010286 [ 49.622333] RAX: 0000000000000000 RBX: ffffed1002ed2f78 RCX: ffffffff813a4050 [ 49.623641] RDX: ffff888017018000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.624924] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ed2f2f [ 49.626223] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.627511] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017697df8 [ 49.628794] FS: 00007f313060d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.630260] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.631333] CR2: 00007ffd136edef8 CR3: 000000000986c000 CR4: 0000000000350ef0 [ 49.632646] Call Trace: [ 49.633108] [ 49.633538] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.634444] ? __create_object+0x59/0x80 [ 49.635226] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.636203] __vmalloc_noprof+0x59/0x60 [ 49.636968] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.637918] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.638857] bpf_prog_alloc+0x39/0x200 [ 49.639564] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.640502] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.641425] do_seccomp+0x349/0x25e0 [ 49.642151] ? find_held_lock+0x2b/0x80 [ 49.642924] ? do_prlimit+0x310/0x610 [ 49.643675] ? __pfx_do_seccomp+0x10/0x10 [ 49.644428] ? do_raw_spin_unlock+0x53/0x220 [ 49.645266] ? _raw_spin_unlock+0x1e/0x40 [ 49.646068] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.647041] ? static_key_count+0x60/0x80 [ 49.647855] prctl_set_seccomp+0x4e/0x70 [ 49.648590] __do_sys_prctl+0xe6c/0x1d70 [ 49.649386] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.650264] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.651249] ? irqentry_exit+0xf3/0x650 [ 49.652021] do_syscall_64+0xbf/0x430 [ 49.652779] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.653752] RIP: 0033:0x7f3130aff5cd [ 49.654417] 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 [ 49.657602] RSP: 002b:00007ffd136ec540 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.659003] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3130aff5cd [ 49.660279] RDX: 000055be1c1f9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.661592] RBP: 00007ffd136ec5a0 R08: 0000000000000000 R09: 00007ffd136ebc40 [ 49.662912] R10: 0000000000000000 R11: 0000000000000246 R12: 000055be37fe62b0 [ 49.664211] R13: 00007ffd136ec9d0 R14: 000055be37fe8d20 R15: 000055be37ffa8d0 [ 49.665540] [ 49.666006] irq event stamp: 1797 [ 49.666665] hardirqs last enabled at (1807): [] irqentry_exit+0x17b/0x650 [ 49.668177] hardirqs last disabled at (1816): [] __up_console_sem+0x5d/0x80 [ 49.669703] softirqs last enabled at (1774): [] handle_softirqs+0x50c/0x770 [ 49.671090] softirqs last disabled at (1769): [] __irq_exit_rcu+0xc4/0x100 [ 49.672351] ---[ end trace 0000000000000000 ]--- [ 50.401185] ------------[ cut here ]------------ [ 50.402130] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.404129] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 50.405682] Modules linked in: [ 50.406272] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.408223] Tainted: [W]=WARN [ 50.408808] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.410277] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.411187] 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 [ 50.414340] RSP: 0018:ffff888016defbc0 EFLAGS: 00010286 [ 50.415318] RAX: 0000000000000000 RBX: ffffed1002dbdf78 RCX: ffffffff813a4050 [ 50.416577] RDX: ffff8880168b3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.417855] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dbdf2f [ 50.419117] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.420375] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016defdf8 [ 50.421656] FS: 00007f153baaf900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.423081] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.424144] CR2: 00007fff1b650ef8 CR3: 00000000205c8000 CR4: 0000000000350ef0 [ 50.425427] Call Trace: [ 50.425931] [ 50.426339] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.427232] ? __create_object+0x59/0x80 [ 50.428013] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.428977] __vmalloc_noprof+0x59/0x60 [ 50.429743] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.430564] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.431486] bpf_prog_alloc+0x39/0x200 [ 50.432207] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.433140] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.434049] do_seccomp+0x349/0x25e0 [ 50.434771] ? find_held_lock+0x2b/0x80 [ 50.435482] ? do_prlimit+0x310/0x610 [ 50.436231] ? __pfx_do_seccomp+0x10/0x10 [ 50.437017] ? do_raw_spin_unlock+0x53/0x220 [ 50.437853] ? _raw_spin_unlock+0x1e/0x40 [ 50.438583] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.439547] ? static_key_count+0x60/0x80 [ 50.440351] prctl_set_seccomp+0x4e/0x70 [ 50.441118] __do_sys_prctl+0xe6c/0x1d70 [ 50.441909] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.442762] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.443721] ? irqentry_exit+0xf3/0x650 [ 50.444430] do_syscall_64+0xbf/0x430 [ 50.445168] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.446125] RIP: 0033:0x7f153bfa15cd [ 50.446829] 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 [ 50.449972] RSP: 002b:00007fff1b64f400 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.451305] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f153bfa15cd [ 50.452562] RDX: 00005648645d6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.453838] RBP: 00007fff1b64f460 R08: 0000000000000000 R09: 00007fff1b64eb00 [ 50.455112] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564880a98ad0 [ 50.456378] R13: 00007fff1b64f890 R14: 0000564880a99bc0 R15: 0000564880aaa780 [ 50.457679] [ 50.458096] irq event stamp: 1759 [ 50.458739] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 50.460237] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 50.461763] softirqs last enabled at (1352): [] handle_softirqs+0x50c/0x770 [ 50.463302] softirqs last disabled at (1347): [] __irq_exit_rcu+0xc4/0x100 [ 50.464846] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:25741' (ECDSA) to the list of known hosts. 2025/11/18 07:25:41 fuzzer started 2025/11/18 07:25:41 dialing manager at localhost:37895 2025/11/18 07:25:41 checking machine... 2025/11/18 07:25:41 checking revisions... [ 51.343134] kmemleak: Automatic memory scanning thread ended 2025/11/18 07:25:41 testing simple program... [ 51.429986] cgroup: Unknown subsys name 'net' [ 51.486586] cgroup: Unknown subsys name 'cpuset' [ 51.506098] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 07:25:40 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffffffff85e2b980 RCX=1ffffffff0cca012 RDX=0000000000000003 RSI=000000007f5bcb85 RDI=ffffffff85e2b9f0 RBP=0000000000000001 RSP=ffff88806ce08c98 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000e90 R13=ffff88807ffdc640 R14=00000000000002a8 R15=ffff88806ce38480 RIP=ffffffff815be216 RFL=00000246 [---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 00007f313060d900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd136e6000 CR3=000000000b344000 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 info registers vcpu 1 RAX=00000000000226db RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 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 fffffe5300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc0b8be878 CR3=0000000016886000 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=2030343a35323a373020383120766f4e XMM01=73732878696e755f6d6170203a5d3933 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3933325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732030343a35323a3730203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000