[ 39.346221] ------------[ cut here ]------------ [ 39.347189] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.349284] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.350781] Modules linked in: [ 39.351369] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.353323] Tainted: [W]=WARN [ 39.353926] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.355412] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.356333] 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 [ 39.359496] RSP: 0018:ffff8880159ffbc0 EFLAGS: 00010286 [ 39.360453] RAX: 0000000000000000 RBX: ffffed1002b3ff78 RCX: ffffffff813a4050 [ 39.361721] RDX: ffff88800a31d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.363009] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b3ff2f [ 39.364283] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.365540] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880159ffdf8 [ 39.366820] FS: 00007fb5fe515900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.368248] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.369293] CR2: 00007fb5fea07580 CR3: 000000000ea49000 CR4: 0000000000350ef0 [ 39.370565] Call Trace: [ 39.371083] [ 39.371487] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.372377] ? __create_object+0x59/0x80 [ 39.373159] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.374125] __vmalloc_noprof+0x59/0x60 [ 39.374893] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.375722] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.376643] bpf_prog_alloc+0x39/0x200 [ 39.377375] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.378298] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.379210] do_seccomp+0x349/0x25e0 [ 39.379940] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.380840] ? __pfx_do_seccomp+0x10/0x10 [ 39.381579] ? find_held_lock+0x2b/0x80 [ 39.382339] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.383316] ? static_key_count+0x60/0x80 [ 39.384122] prctl_set_seccomp+0x4e/0x70 [ 39.384907] __do_sys_prctl+0xe6c/0x1d70 [ 39.385645] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.386494] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.387478] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.388450] ? irqentry_exit+0xf3/0x650 [ 39.389214] do_syscall_64+0xbf/0x430 [ 39.389937] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.390905] RIP: 0033:0x7fb5fea075cd [ 39.391554] 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 [ 39.394684] RSP: 002b:00007ffcaf982be0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.396057] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb5fea075cd [ 39.397326] RDX: 0000564bef8bde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.398608] RBP: 00007ffcaf982c40 R08: 0000000000000000 R09: 00007ffcaf9822e0 [ 39.399924] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564bff55cad0 [ 39.401216] R13: 00007ffcaf983070 R14: 0000564bff55dbc0 R15: 0000564bff56e780 [ 39.402521] [ 39.402985] irq event stamp: 1741 [ 39.403596] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 39.405115] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 39.406621] softirqs last enabled at (1708): [] handle_softirqs+0x50c/0x770 [ 39.408164] softirqs last disabled at (1703): [] __irq_exit_rcu+0xc4/0x100 [ 39.409669] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.108712] ------------[ cut here ]------------ [ 42.109820] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.112017] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 42.113810] Modules linked in: [ 42.114417] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.116472] Tainted: [W]=WARN [ 42.117086] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.118597] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.119554] 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 [ 42.122833] RSP: 0018:ffff888016c77bc0 EFLAGS: 00010286 [ 42.123833] RAX: 0000000000000000 RBX: ffffed1002d8ef78 RCX: ffffffff813a4050 [ 42.125165] RDX: ffff8880170c5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.126494] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d8ef2f [ 42.127833] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.129155] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c77df8 [ 42.130483] FS: 00007f454fd06900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.131988] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.133087] CR2: 00007f45501f8580 CR3: 000000000ab96000 CR4: 0000000000350ef0 [ 42.134412] Call Trace: [ 42.134935] [ 42.135358] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.136286] ? __create_object+0x59/0x80 [ 42.137093] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.138099] __vmalloc_noprof+0x59/0x60 [ 42.138931] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.139839] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.140812] bpf_prog_alloc+0x39/0x200 [ 42.141529] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.142484] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.143436] do_seccomp+0x349/0x25e0 [ 42.144183] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.145114] ? __pfx_do_seccomp+0x10/0x10 [ 42.145929] ? find_held_lock+0x2b/0x80 [ 42.146672] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.147679] ? static_key_count+0x60/0x80 [ 42.148514] prctl_set_seccomp+0x4e/0x70 [ 42.149321] __do_sys_prctl+0xe6c/0x1d70 [ 42.150133] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.151021] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.152019] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.153016] ? irqentry_exit+0xf3/0x650 [ 42.153811] do_syscall_64+0xbf/0x430 [ 42.154534] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.155532] RIP: 0033:0x7f45501f85cd [ 42.156255] 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 [ 42.159550] RSP: 002b:00007ffe2430c0a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.160960] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f45501f85cd [ 42.162293] RDX: 0000557ca0e8fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.163629] RBP: 00007ffe2430c100 R08: 0000000000000000 R09: 00007ffe2430b7a0 [ 42.164955] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557cbe9b5ad0 [ 42.166280] R13: 00007ffe2430c530 R14: 0000557cbe9b6bc0 R15: 0000557cbe9c7780 [ 42.167638] [ 42.168021] irq event stamp: 1827 [ 42.168417] hardirqs last enabled at (1835): [] __up_console_sem+0x78/0x80 [ 42.169406] hardirqs last disabled at (1844): [] __up_console_sem+0x5d/0x80 [ 42.170412] softirqs last enabled at (1712): [] handle_softirqs+0x50c/0x770 [ 42.171265] softirqs last disabled at (1707): [] __irq_exit_rcu+0xc4/0x100 [ 42.171980] ---[ end trace 0000000000000000 ]--- [ 42.982018] ------------[ cut here ]------------ [ 42.982963] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.984983] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 42.986425] Modules linked in: [ 42.987072] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.989035] Tainted: [W]=WARN [ 42.989577] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.991031] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.991941] 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 [ 42.995104] RSP: 0018:ffff888017207bc0 EFLAGS: 00010286 [ 42.996071] RAX: 0000000000000000 RBX: ffffed1002e40f78 RCX: ffffffff813a4050 [ 42.997347] RDX: ffff888015933780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.998628] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e40f2f [ 42.999905] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.001183] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017207df8 [ 43.002466] FS: 00007fc56459a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.003906] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.004977] CR2: 00007fc564b004a6 CR3: 000000001d199000 CR4: 0000000000350ef0 [ 43.006243] Call Trace: [ 43.006706] [ 43.007169] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.008082] ? __create_object+0x59/0x80 [ 43.008883] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.009843] __vmalloc_noprof+0x59/0x60 [ 43.010543] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.011439] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.012367] bpf_prog_alloc+0x39/0x200 [ 43.013120] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.014064] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.014978] do_seccomp+0x349/0x25e0 [ 43.015645] ? find_held_lock+0x2b/0x80 [ 43.016400] ? do_prlimit+0x310/0x610 [ 43.017142] ? __pfx_do_seccomp+0x10/0x10 [ 43.017936] ? do_raw_spin_unlock+0x53/0x220 [ 43.018711] ? _raw_spin_unlock+0x1e/0x40 [ 43.019493] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.020457] ? static_key_count+0x60/0x80 [ 43.021250] prctl_set_seccomp+0x4e/0x70 [ 43.022024] __do_sys_prctl+0xe6c/0x1d70 [ 43.022824] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.023635] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.024595] ? irqentry_exit+0xf3/0x650 [ 43.025364] do_syscall_64+0xbf/0x430 [ 43.026123] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.027114] RIP: 0033:0x7fc564a8c5cd [ 43.027826] 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 [ 43.031066] RSP: 002b:00007fff8873ef20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.032425] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc564a8c5cd [ 43.033717] RDX: 000055903e447e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.035008] RBP: 00007fff8873ef80 R08: 0000000000000000 R09: 00007fff8873e620 [ 43.036276] R10: 0000000000000000 R11: 0000000000000246 R12: 000055905c2cd240 [ 43.037585] R13: 00007fff8873f3b0 R14: 000055905c2ccbf0 R15: 000055905c2e14d0 [ 43.038903] [ 43.039324] irq event stamp: 1729 [ 43.039978] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 43.041498] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80 [ 43.043023] softirqs last enabled at (1688): [] handle_softirqs+0x50c/0x770 [ 43.044559] softirqs last disabled at (1683): [] __irq_exit_rcu+0xc4/0x100 [ 43.046057] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:39523' (ECDSA) to the list of known hosts. 2025/11/18 01:59:18 fuzzer started 2025/11/18 01:59:19 dialing manager at localhost:37895 2025/11/18 01:59:19 checking machine... 2025/11/18 01:59:19 checking revisions... [ 44.068304] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:59:19 testing simple program... [ 44.166565] cgroup: Unknown subsys name 'net' [ 44.236827] cgroup: Unknown subsys name 'cpuset' [ 44.260045] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:59:18 Registers: info registers vcpu 0 RAX=0000000000000002 RBX=00000000fd4c9ac8 RCX=ffff88800f74d590 RDX=000000000000000c RSI=00000000de21e33a RDI=ffffffff815d3080 RBP=0000000000000000 RSP=ffff88806ce08af0 R8 =00000000936f46ba R9 =ffff88806c79ac80 R10=0000000000000001 R11=0000000000000000 R12=0000000000000000 R13=0000000000000000 R14=ffff88806ce08b58 R15=000000000000000c RIP=ffffffff82642495 RFL=00000206 [-----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 00007f454fd06900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f45502be0b0 CR3=000000000d7d2000 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=25252525252525252525252525252525 XMM01=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=662079726f6d656d20666f2074756f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000020271 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 fffffe2f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc23491ca8 CR3=000000000c65a000 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=2038313a39353a313020383120766f4e XMM01=73732878696e755f6d6170203a5d3933 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3933325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732037313a39353a3130203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000