[ 38.893999] ------------[ cut here ]------------ [ 38.894983] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.897189] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.898719] Modules linked in: [ 38.899345] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.901463] Tainted: [W]=WARN [ 38.902070] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.903660] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.904590] 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 [ 38.908028] RSP: 0018:ffff888013fc7bc0 EFLAGS: 00010286 [ 38.909036] RAX: 0000000000000000 RBX: ffffed10027f8f78 RCX: ffffffff813a4050 [ 38.910393] RDX: ffff888015a8b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.911793] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027f8f2f [ 38.913182] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.914541] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013fc7df8 [ 38.915969] FS: 00007f321ef08900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.917520] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.918707] CR2: 00007fff89fb5ef7 CR3: 000000000b579000 CR4: 0000000000350ef0 [ 38.920113] Call Trace: [ 38.920620] [ 38.921101] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.922061] ? __create_object+0x59/0x80 [ 38.922963] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.924005] __vmalloc_noprof+0x59/0x60 [ 38.924836] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.925773] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.926801] bpf_prog_alloc+0x39/0x200 [ 38.927556] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.928588] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.929566] do_seccomp+0x349/0x25e0 [ 38.930365] ? find_held_lock+0x2b/0x80 [ 38.931233] ? do_prlimit+0x310/0x610 [ 38.931958] ? __pfx_do_seccomp+0x10/0x10 [ 38.932694] ? do_raw_spin_unlock+0x53/0x220 [ 38.933455] ? _raw_spin_unlock+0x1e/0x40 [ 38.934201] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.935139] ? static_key_count+0x60/0x80 [ 38.935899] prctl_set_seccomp+0x4e/0x70 [ 38.936591] __do_sys_prctl+0xe6c/0x1d70 [ 38.937329] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.938092] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.938949] ? irqentry_exit+0xf3/0x650 [ 38.939575] do_syscall_64+0xbf/0x430 [ 38.940214] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.941034] RIP: 0033:0x7f321f3fa5cd [ 38.941600] 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 [ 38.944383] RSP: 002b:00007fff89fb4820 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.945544] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f321f3fa5cd [ 38.946692] RDX: 000055617536de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.947817] RBP: 00007fff89fb4880 R08: 0000000000000000 R09: 00007fff89fb3f20 [ 38.948931] R10: 0000000000000000 R11: 0000000000000246 R12: 000055618e122ad0 [ 38.950025] R13: 00007fff89fb4cb0 R14: 000055618e123bc0 R15: 000055618e134780 [ 38.951191] [ 38.951556] irq event stamp: 1733 [ 38.952109] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 38.953422] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 38.954747] softirqs last enabled at (1682): [] handle_softirqs+0x50c/0x770 [ 38.956107] softirqs last disabled at (1677): [] __irq_exit_rcu+0xc4/0x100 [ 38.957401] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.007827] ------------[ cut here ]------------ [ 42.008771] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.010865] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.012354] Modules linked in: [ 42.013044] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.015071] Tainted: [W]=WARN [ 42.015673] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.017147] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.018068] 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 [ 42.021293] RSP: 0018:ffff888016977bc0 EFLAGS: 00010286 [ 42.022257] RAX: 0000000000000000 RBX: ffffed1002d2ef78 RCX: ffffffff813a4050 [ 42.023567] RDX: ffff88800716b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.024845] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d2ef2f [ 42.026133] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.027527] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016977df8 [ 42.029025] FS: 00007f2b769cf900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.030694] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.031762] CR2: 00007ffe48280ef7 CR3: 000000000dd65000 CR4: 0000000000350ef0 [ 42.032749] Call Trace: [ 42.033104] [ 42.033427] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.034140] ? __create_object+0x59/0x80 [ 42.034743] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.035463] __vmalloc_noprof+0x59/0x60 [ 42.036072] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.036737] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.037397] bpf_prog_alloc+0x39/0x200 [ 42.037955] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.038616] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.039317] do_seccomp+0x349/0x25e0 [ 42.039897] ? find_held_lock+0x2b/0x80 [ 42.040439] ? do_prlimit+0x310/0x610 [ 42.041032] ? __pfx_do_seccomp+0x10/0x10 [ 42.041609] ? do_raw_spin_unlock+0x53/0x220 [ 42.042252] ? _raw_spin_unlock+0x1e/0x40 [ 42.042880] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.043602] ? static_key_count+0x60/0x80 [ 42.044219] prctl_set_seccomp+0x4e/0x70 [ 42.044849] __do_sys_prctl+0xe6c/0x1d70 [ 42.045415] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.046059] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.046777] ? irqentry_exit+0xf3/0x650 [ 42.047322] do_syscall_64+0xbf/0x430 [ 42.047872] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.048537] RIP: 0033:0x7f2b76ec15cd [ 42.049074] 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 [ 42.051415] RSP: 002b:00007ffe4827fa50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.052436] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2b76ec15cd [ 42.053447] RDX: 0000558be15cde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.054419] RBP: 00007ffe4827fab0 R08: 0000000000000000 R09: 00007ffe4827f150 [ 42.055442] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558bf07c6ad0 [ 42.056417] R13: 00007ffe4827fee0 R14: 0000558bf07c7bc0 R15: 0000558bf07d8780 [ 42.057394] [ 42.057747] irq event stamp: 1727 [ 42.058215] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 42.059409] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 42.060550] softirqs last enabled at (1694): [] handle_softirqs+0x50c/0x770 [ 42.061719] softirqs last disabled at (1689): [] __irq_exit_rcu+0xc4/0x100 [ 42.062779] ---[ end trace 0000000000000000 ]--- [ 42.804266] ------------[ cut here ]------------ [ 42.805194] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.807245] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.808696] Modules linked in: [ 42.809295] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.811555] Tainted: [W]=WARN [ 42.812219] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.813675] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.814536] 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 [ 42.817729] RSP: 0018:ffff88801748fbc0 EFLAGS: 00010286 [ 42.818720] RAX: 0000000000000000 RBX: ffffed1002e91f78 RCX: ffffffff813a4050 [ 42.820015] RDX: ffff888013dc1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.821301] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e91f2f [ 42.822583] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.823876] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801748fdf8 [ 42.825147] FS: 00007fc4d031a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.826594] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.827676] CR2: 00007fffefdddef7 CR3: 000000001ece0000 CR4: 0000000000350ef0 [ 42.828950] Call Trace: [ 42.829420] [ 42.829877] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.830793] ? __create_object+0x59/0x80 [ 42.831556] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.832542] __vmalloc_noprof+0x59/0x60 [ 42.833311] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.834194] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.835155] bpf_prog_alloc+0x39/0x200 [ 42.835901] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.836841] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.837756] do_seccomp+0x349/0x25e0 [ 42.838440] ? find_held_lock+0x2b/0x80 [ 42.839221] ? do_prlimit+0x310/0x610 [ 42.839976] ? __pfx_do_seccomp+0x10/0x10 [ 42.840778] ? do_raw_spin_unlock+0x53/0x220 [ 42.841577] ? _raw_spin_unlock+0x1e/0x40 [ 42.842368] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.843351] ? static_key_count+0x60/0x80 [ 42.844168] prctl_set_seccomp+0x4e/0x70 [ 42.844960] __do_sys_prctl+0xe6c/0x1d70 [ 42.845754] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.846578] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.847565] ? irqentry_exit+0xf3/0x650 [ 42.848347] do_syscall_64+0xbf/0x430 [ 42.849101] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.850065] RIP: 0033:0x7fc4d080c5cd [ 42.850767] 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 [ 42.854004] RSP: 002b:00007fffefddc4a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.855409] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc4d080c5cd [ 42.856709] RDX: 000055c08036de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.858005] RBP: 00007fffefddc500 R08: 0000000000000000 R09: 00007fffefddbba0 [ 42.859315] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c09a368bf0 [ 42.860611] R13: 00007fffefddc930 R14: 000055c09a372380 R15: 000055c09a37d460 [ 42.861938] [ 42.862367] irq event stamp: 1777 [ 42.863037] hardirqs last enabled at (1787): [] __up_console_sem+0x78/0x80 [ 42.864583] hardirqs last disabled at (1796): [] __up_console_sem+0x5d/0x80 [ 42.866122] softirqs last enabled at (1698): [] handle_softirqs+0x50c/0x770 [ 42.867707] softirqs last disabled at (1693): [] __irq_exit_rcu+0xc4/0x100 [ 42.869012] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:34457' (ECDSA) to the list of known hosts. 2025/11/18 10:51:02 fuzzer started 2025/11/18 10:51:02 dialing manager at localhost:34383 2025/11/18 10:51:02 checking machine... 2025/11/18 10:51:02 checking revisions... [ 43.768973] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:51:02 testing simple program... [ 43.844927] cgroup: Unknown subsys name 'net' [ 43.905015] cgroup: Unknown subsys name 'cpuset' [ 43.922265] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 10:51:01 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff888009713000 RCX=1ffff110012afde4 RDX=1ffff1100d9c6ab9 RSI=ffff8880e538f000 RDI=0000000000000000 RBP=0000000000000000 RSP=ffff88806ce089b0 R8 =ffffffff85a8dc80 R9 =ffffed10012afdd5 R10=0000000000000004 R11=0000000000000001 R12=ffff888009713010 R13=0000000000000400 R14=ffff88806ce355c8 R15=ffff88800957ee80 RIP=ffffffff814b20ce 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1900000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb681de8040 CR3=000000000dec0000 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=eeef60a7c303a180474c565d892e2edc XMM02=ec2efd57dc4c00df00000000003095c0 XMM03=7853f7310f2c90880000000000309690 XMM04=955183df60fc660a00000000000ae988 XMM05=07c8bb74b6c04a440000000000322f80 XMM06=d74844bf967d85ba0000000000322e08 XMM07=e042d86d42eb936e00000000003135b8 XMM08=7853f7310f2c90880000000000309690 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff888007168000 RBX=ffff888017357948 RCX=00000000000130f7 RDX=0000000000000000 RSI=ffff888008c4a900 RDI=ffffffff84c97eb3 RBP=ffff888008c4a900 RSP=ffff888017357878 R8 =0000000000000001 R9 =0000000000000001 R10=ffffffff8664f857 R11=0000000000000001 R12=0000000000000206 R13=ffff888008c4a900 R14=ffff888008c4b780 R15=ffff888008c4b780 RIP=ffffffff84c71da8 RFL=00000002 [-------] 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 00007f2b769cf900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe7400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe48279000 CR3=000000001e9bf000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000