[ 45.866922] ------------[ cut here ]------------ [ 45.867842] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.869910] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 45.871382] Modules linked in: [ 45.871967] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.873989] Tainted: [W]=WARN [ 45.874589] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.876064] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.876978] 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 [ 45.880132] RSP: 0018:ffff88800ded7bc0 EFLAGS: 00010286 [ 45.881096] RAX: 0000000000000000 RBX: ffffed1001bdaf78 RCX: ffffffff813a4050 [ 45.882377] RDX: ffff88801aa20000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.883646] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001bdaf2f [ 45.884910] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.886194] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ded7df8 [ 45.887474] FS: 00007fc215e76900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.888899] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.889950] CR2: 00007fc216368580 CR3: 0000000013560000 CR4: 0000000000350ef0 [ 45.891216] Call Trace: [ 45.891677] [ 45.892084] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.892975] ? __create_object+0x59/0x80 [ 45.893777] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.894736] __vmalloc_noprof+0x59/0x60 [ 45.895487] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.896358] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.897295] bpf_prog_alloc+0x39/0x200 [ 45.898026] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.898944] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.899864] do_seccomp+0x349/0x25e0 [ 45.900582] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.901496] ? __pfx_do_seccomp+0x10/0x10 [ 45.902297] ? find_held_lock+0x2b/0x80 [ 45.903004] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.903968] ? static_key_count+0x60/0x80 [ 45.904757] prctl_set_seccomp+0x4e/0x70 [ 45.905537] __do_sys_prctl+0xe6c/0x1d70 [ 45.906320] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.907121] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.908095] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.909064] ? irqentry_exit+0xf3/0x650 [ 45.909862] do_syscall_64+0xbf/0x430 [ 45.910598] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.911542] RIP: 0033:0x7fc2163685cd [ 45.912240] 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 [ 45.915403] RSP: 002b:00007ffeb2f12490 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.916750] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc2163685cd [ 45.918050] RDX: 000056136dc61e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.919347] RBP: 00007ffeb2f124f0 R08: 0000000000000000 R09: 00007ffeb2f11b90 [ 45.920626] R10: 0000000000000000 R11: 0000000000000246 R12: 00005613a7247bf0 [ 45.921935] R13: 00007ffeb2f12920 R14: 00005613a7251380 R15: 00005613a725c460 [ 45.923045] [ 45.923431] irq event stamp: 1679 [ 45.923932] hardirqs last enabled at (1687): [] __up_console_sem+0x78/0x80 [ 45.925204] hardirqs last disabled at (1696): [] __up_console_sem+0x5d/0x80 [ 45.926497] softirqs last enabled at (1656): [] handle_softirqs+0x50c/0x770 [ 45.927789] softirqs last disabled at (1651): [] __irq_exit_rcu+0xc4/0x100 [ 45.929049] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.091912] ------------[ cut here ]------------ [ 49.093098] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.095229] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 49.096706] Modules linked in: [ 49.097353] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.099409] Tainted: [W]=WARN [ 49.099980] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.101483] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.102418] 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 [ 49.105679] RSP: 0018:ffff88800e19fbc0 EFLAGS: 00010286 [ 49.106687] RAX: 0000000000000000 RBX: ffffed1001c33f78 RCX: ffffffff813a4050 [ 49.107999] RDX: ffff888018a71bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.109315] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001c33f2f [ 49.110636] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.111945] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e19fdf8 [ 49.113258] FS: 00007fa8f52b9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.114733] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.115821] CR2: 00007ffd4ee05ef7 CR3: 000000000eb06000 CR4: 0000000000350ef0 [ 49.117129] Call Trace: [ 49.117659] [ 49.118080] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.119001] ? __create_object+0x59/0x80 [ 49.119805] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.120800] __vmalloc_noprof+0x59/0x60 [ 49.121588] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.122485] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.123449] bpf_prog_alloc+0x39/0x200 [ 49.124156] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.125108] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.126044] do_seccomp+0x349/0x25e0 [ 49.126773] ? find_held_lock+0x2b/0x80 [ 49.127547] ? do_prlimit+0x310/0x610 [ 49.128309] ? __pfx_do_seccomp+0x10/0x10 [ 49.129065] ? do_raw_spin_unlock+0x53/0x220 [ 49.129930] ? _raw_spin_unlock+0x1e/0x40 [ 49.130725] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.131712] ? static_key_count+0x60/0x80 [ 49.132534] prctl_set_seccomp+0x4e/0x70 [ 49.133334] __do_sys_prctl+0xe6c/0x1d70 [ 49.134102] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.134982] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.135964] ? irqentry_exit+0xf3/0x650 [ 49.136749] do_syscall_64+0xbf/0x430 [ 49.137504] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.138495] RIP: 0033:0x7fa8f57ab5cd [ 49.139213] 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 [ 49.142465] RSP: 002b:00007ffd4ee03460 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.143860] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa8f57ab5cd [ 49.145187] RDX: 000055bc38a7de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.146497] RBP: 00007ffd4ee034c0 R08: 0000000000000000 R09: 00007ffd4ee02b60 [ 49.147799] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bc6179dad0 [ 49.149098] R13: 00007ffd4ee038f0 R14: 000055bc6179ebc0 R15: 000055bc617af780 [ 49.150414] [ 49.150833] irq event stamp: 1827 [ 49.151473] hardirqs last enabled at (1837): [] __up_console_sem+0x78/0x80 [ 49.152987] hardirqs last disabled at (1846): [] __up_console_sem+0x5d/0x80 [ 49.154515] softirqs last enabled at (1380): [] handle_softirqs+0x50c/0x770 [ 49.156041] softirqs last disabled at (1375): [] __irq_exit_rcu+0xc4/0x100 [ 49.157552] ---[ end trace 0000000000000000 ]--- [ 49.934333] ------------[ cut here ]------------ [ 49.935230] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.937336] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 49.938782] Modules linked in: [ 49.939422] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.941409] Tainted: [W]=WARN [ 49.941981] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.943685] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.944669] 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 [ 49.947869] RSP: 0018:ffff8880189dfbc0 EFLAGS: 00010286 [ 49.948830] RAX: 0000000000000000 RBX: ffffed100313bf78 RCX: ffffffff813a4050 [ 49.950122] RDX: ffff88801aa25340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.951418] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100313bf2f [ 49.952716] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.954006] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880189dfdf8 [ 49.955309] FS: 00007fd0d0441900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.956762] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.957833] CR2: 00007fd0d0933580 CR3: 000000000e844000 CR4: 0000000000350ef0 [ 49.959115] Call Trace: [ 49.959620] [ 49.960038] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.960941] ? __create_object+0x59/0x80 [ 49.961729] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.962700] __vmalloc_noprof+0x59/0x60 [ 49.963437] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.964319] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.965261] bpf_prog_alloc+0x39/0x200 [ 49.965964] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.966893] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.967799] do_seccomp+0x349/0x25e0 [ 49.968525] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.969437] ? __pfx_do_seccomp+0x10/0x10 [ 49.970250] ? find_held_lock+0x2b/0x80 [ 49.970963] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.971919] ? static_key_count+0x60/0x80 [ 49.972708] prctl_set_seccomp+0x4e/0x70 [ 49.973487] __do_sys_prctl+0xe6c/0x1d70 [ 49.974293] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.975109] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.976077] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.977055] ? irqentry_exit+0xf3/0x650 [ 49.977837] do_syscall_64+0xbf/0x430 [ 49.978571] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.979526] RIP: 0033:0x7fd0d09335cd [ 49.980239] 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 [ 49.983437] RSP: 002b:00007ffe29452970 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.984795] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd0d09335cd [ 49.986104] RDX: 000055eed2b8ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.987371] RBP: 00007ffe294529d0 R08: 0000000000000000 R09: 00007ffe29452070 [ 49.988654] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ef0fac6240 [ 49.989960] R13: 00007ffe29452e00 R14: 000055ef0fac5bf0 R15: 000055ef0fada4d0 [ 49.991264] [ 49.991688] irq event stamp: 1823 [ 49.992342] hardirqs last enabled at (1833): [] __up_console_sem+0x78/0x80 [ 49.993890] hardirqs last disabled at (1842): [] __up_console_sem+0x5d/0x80 [ 49.995419] softirqs last enabled at (1736): [] handle_softirqs+0x50c/0x770 [ 49.996965] softirqs last disabled at (1731): [] __irq_exit_rcu+0xc4/0x100 [ 49.998501] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:39887' (ECDSA) to the list of known hosts. 2025/11/17 12:11:31 fuzzer started 2025/11/17 12:11:31 dialing manager at localhost:37895 2025/11/17 12:11:32 checking machine... 2025/11/17 12:11:32 checking revisions... [ 50.877579] kmemleak: Automatic memory scanning thread ended 2025/11/17 12:11:32 testing simple program... [ 50.962215] cgroup: Unknown subsys name 'net' [ 51.040697] cgroup: Unknown subsys name 'cpuset' [ 51.058566] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 12:11:31 Registers: info registers vcpu 0 RAX=c5f4acefad4d9200 RBX=ffffffff85c07ed0 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff88806ce08988 R8 =0000000000000001 R9 =ffff88806ce08a80 R10=000000000003c9ed R11=000000000000cff8 R12=ffffffff8135e7a2 R13=ffff88806ce08a88 R14=ffffffff85c07ea0 R15=ffff88806ce08a40 RIP=ffffffff81528ee4 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa8f586e650 CR3=00000000176a9000 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=31313a323120373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3933325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323537 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff83ee88f7 RBX=ffffffff81618fa0 RCX=ffff88800db9f15c RDX=1ffff11001b73e4c RSI=ffffffff83ee88f7 RDI=ffff88800db9f2d0 RBP=ffff88800db9f2a0 RSP=ffff88800db9f200 R8 =0000000000000001 R9 =ffff88800db9f248 R10=000000000003c9ed R11=00000000000a24e1 R12=ffff88800db9f2d0 R13=0000000000000000 R14=ffff888018a75340 R15=ffff888008c42140 RIP=ffffffff81618fa0 RFL=00000282 [--S----] 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 00007fa8f52b9900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd4edfd000 CR3=000000001f29e000 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=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