[ 46.281589] ------------[ cut here ]------------ [ 46.282484] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.284468] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 46.285931] Modules linked in: [ 46.286571] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.288517] Tainted: [W]=WARN [ 46.289057] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.290481] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.291387] 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 [ 46.294497] RSP: 0018:ffff88801475fbc0 EFLAGS: 00010286 [ 46.295504] RAX: 0000000000000000 RBX: ffffed10028ebf78 RCX: ffffffff813a4050 [ 46.296764] RDX: ffff88801671d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.298008] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10028ebf2f [ 46.299255] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.300505] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801475fdf8 [ 46.301760] FS: 00007ffaa9cd3900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.303178] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.304200] CR2: 00007ffaaa1c5580 CR3: 000000000ea7c000 CR4: 0000000000350ef0 [ 46.305527] Call Trace: [ 46.305980] [ 46.306418] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.307261] ? __create_object+0x59/0x80 [ 46.308026] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.308972] __vmalloc_noprof+0x59/0x60 [ 46.309751] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.310644] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.311552] bpf_prog_alloc+0x39/0x200 [ 46.312225] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.313164] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.314072] do_seccomp+0x349/0x25e0 [ 46.314795] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.315666] ? __pfx_do_seccomp+0x10/0x10 [ 46.316436] ? find_held_lock+0x2b/0x80 [ 46.317129] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.318068] ? static_key_count+0x60/0x80 [ 46.318874] prctl_set_seccomp+0x4e/0x70 [ 46.319636] __do_sys_prctl+0xe6c/0x1d70 [ 46.320400] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.321180] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.322144] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.323105] ? irqentry_exit+0xf3/0x650 [ 46.323854] do_syscall_64+0xbf/0x430 [ 46.324581] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.325502] RIP: 0033:0x7ffaaa1c55cd [ 46.326143] 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 [ 46.329214] RSP: 002b:00007ffd86357850 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.330567] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffaaa1c55cd [ 46.331813] RDX: 0000562ce4cd0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.333044] RBP: 00007ffd863578b0 R08: 0000000000000000 R09: 00007ffd86356f50 [ 46.334288] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562ce9f2bb10 [ 46.335565] R13: 00007ffd86357ce0 R14: 0000562ce9f2c2b0 R15: 0000562ce9f406f0 [ 46.336836] [ 46.337250] irq event stamp: 1717 [ 46.337878] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 46.339361] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 46.340842] softirqs last enabled at (1654): [] handle_softirqs+0x50c/0x770 [ 46.342343] softirqs last disabled at (1649): [] __irq_exit_rcu+0xc4/0x100 [ 46.343844] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.153598] ------------[ cut here ]------------ [ 49.154509] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.156484] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 49.157916] Modules linked in: [ 49.158535] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.160543] Tainted: [W]=WARN [ 49.161107] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.162822] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.163806] 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 [ 49.166985] RSP: 0018:ffff888018d87bc0 EFLAGS: 00010286 [ 49.167945] RAX: 0000000000000000 RBX: ffffed10031b0f78 RCX: ffffffff813a4050 [ 49.169226] RDX: ffff888016f93780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.170502] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10031b0f2f [ 49.171812] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.173118] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018d87df8 [ 49.174399] FS: 00007fb0a7698900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.175854] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.176915] CR2: 00007ffdefcc9ef7 CR3: 000000000df74000 CR4: 0000000000350ef0 [ 49.178226] Call Trace: [ 49.178787] [ 49.179208] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.180102] ? __create_object+0x59/0x80 [ 49.180880] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.181846] __vmalloc_noprof+0x59/0x60 [ 49.182616] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.183485] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.184404] bpf_prog_alloc+0x39/0x200 [ 49.185101] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.186032] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.186948] do_seccomp+0x349/0x25e0 [ 49.187670] ? find_held_lock+0x2b/0x80 [ 49.188436] ? do_prlimit+0x310/0x610 [ 49.189128] ? __pfx_do_seccomp+0x10/0x10 [ 49.189913] ? do_raw_spin_unlock+0x53/0x220 [ 49.190748] ? _raw_spin_unlock+0x1e/0x40 [ 49.191523] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.192480] ? static_key_count+0x60/0x80 [ 49.193262] prctl_set_seccomp+0x4e/0x70 [ 49.194035] __do_sys_prctl+0xe6c/0x1d70 [ 49.194850] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.195720] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.196682] ? irqentry_exit+0xf3/0x650 [ 49.197448] do_syscall_64+0xbf/0x430 [ 49.198168] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.199135] RIP: 0033:0x7fb0a7b8a5cd [ 49.199852] 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 [ 49.203020] RSP: 002b:00007ffdefcc7860 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.204375] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb0a7b8a5cd [ 49.205648] RDX: 0000562b996d9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.206951] RBP: 00007ffdefcc78c0 R08: 0000000000000000 R09: 00007ffdefcc6f60 [ 49.208210] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562bbaa4dad0 [ 49.209527] R13: 00007ffdefcc7cf0 R14: 0000562bbaa4ebc0 R15: 0000562bbaa5f780 [ 49.210825] [ 49.211265] irq event stamp: 1825 [ 49.211909] hardirqs last enabled at (1835): [] __up_console_sem+0x78/0x80 [ 49.213419] hardirqs last disabled at (1844): [] __up_console_sem+0x5d/0x80 [ 49.214948] softirqs last enabled at (1804): [] handle_softirqs+0x50c/0x770 [ 49.216354] softirqs last disabled at (1797): [] __irq_exit_rcu+0xc4/0x100 [ 49.217600] ---[ end trace 0000000000000000 ]--- [ 49.899962] ------------[ cut here ]------------ [ 49.900918] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.902914] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 49.905682] Modules linked in: [ 49.906263] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.908375] Tainted: [W]=WARN [ 49.908914] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.910355] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.911221] 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 [ 49.914350] RSP: 0018:ffff888018d97bc0 EFLAGS: 00010286 [ 49.915283] RAX: 0000000000000000 RBX: ffffed10031b2f78 RCX: ffffffff813a4050 [ 49.916581] RDX: ffff888016b98000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.917831] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10031b2f2f [ 49.919111] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.920380] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018d97df8 [ 49.921640] FS: 00007f741c7a6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.923068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.924110] CR2: 00007f741cc98580 CR3: 000000000ceab000 CR4: 0000000000350ef0 [ 49.925379] Call Trace: [ 49.925833] [ 49.926237] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.927127] ? __create_object+0x59/0x80 [ 49.927894] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.928916] __vmalloc_noprof+0x59/0x60 [ 49.929671] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.930548] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.931485] bpf_prog_alloc+0x39/0x200 [ 49.932168] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.933082] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.933972] do_seccomp+0x349/0x25e0 [ 49.934696] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.935582] ? __pfx_do_seccomp+0x10/0x10 [ 49.936357] ? find_held_lock+0x2b/0x80 [ 49.937071] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.938024] ? static_key_count+0x60/0x80 [ 49.938831] prctl_set_seccomp+0x4e/0x70 [ 49.939595] __do_sys_prctl+0xe6c/0x1d70 [ 49.940367] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.941161] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.942109] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.943071] ? irqentry_exit+0xf3/0x650 [ 49.943825] do_syscall_64+0xbf/0x430 [ 49.944555] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.945490] RIP: 0033:0x7f741cc985cd [ 49.946139] 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 [ 49.949275] RSP: 002b:00007fff33ae8280 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.950651] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f741cc985cd [ 49.951911] RDX: 0000561a2cdf0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.953156] RBP: 00007fff33ae82e0 R08: 0000000000000000 R09: 00007fff33ae7980 [ 49.954420] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561a3f330bf0 [ 49.955596] R13: 00007fff33ae8710 R14: 0000561a3f33a380 R15: 0000561a3f345460 [ 49.956670] [ 49.957020] irq event stamp: 2071 [ 49.957559] hardirqs last enabled at (2081): [] __up_console_sem+0x78/0x80 [ 49.958831] hardirqs last disabled at (2090): [] __up_console_sem+0x5d/0x80 [ 49.960079] softirqs last enabled at (1780): [] handle_softirqs+0x50c/0x770 [ 49.961348] softirqs last disabled at (1767): [] __irq_exit_rcu+0xc4/0x100 [ 49.962605] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:64817' (ECDSA) to the list of known hosts. 2025/11/18 20:32:08 fuzzer started 2025/11/18 20:32:08 dialing manager at localhost:34383 2025/11/18 20:32:08 checking machine... 2025/11/18 20:32:08 checking revisions... [ 50.815191] kmemleak: Automatic memory scanning thread ended 2025/11/18 20:32:08 testing simple program... [ 50.909545] cgroup: Unknown subsys name 'net' [ 50.981357] cgroup: Unknown subsys name 'cpuset' [ 50.998642] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 20:32:07 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000002 RCX=dfb8078e475e76a4 RDX=0000000085cb9a3e RSI=000000008301a466 RDI=0000000081125d94 RBP=ffff88806ce08a78 RSP=ffff88806ce089a0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=ffff88806ce08a68 R14=ffff888016535340 R15=ffff88806ce08a20 RIP=ffffffff84c721b6 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 00007efef4b3b700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000562bbaa67bec CR3=000000000a5ba000 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=2037303a32333a303220383120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732037303a32333a3032203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=1ffffffff0ce3ed8 RBX=ffffffff8671f6c4 RCX=ffffffff81aaf694 RDX=0000000000000000 RSI=ffffffff86aaeb3c RDI=ffffffff8671f6c4 RBP=ffffffff8671f6c4 RSP=ffff88801780f1d0 R8 =ffffffff86aaeb3c R9 =0000000000000000 R10=000000000003c9ed R11=0000000000023c4a R12=ffffffff8671f6c4 R13=ffffffff8671f6c4 R14=ffffffff8671f6c4 R15=dffffc0000000000 RIP=ffffffff8135daaf RFL=00000217 [----APC] 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 00007fb0a7698900 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=00007fb0a765d008 CR3=000000000d002000 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