[ 38.844127] ------------[ cut here ]------------ [ 38.845057] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.847051] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.848499] Modules linked in: [ 38.849089] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.851073] Tainted: [W]=WARN [ 38.851676] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.853131] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.854039] 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 [ 38.857151] RSP: 0018:ffff888016017bc0 EFLAGS: 00010286 [ 38.858125] RAX: 0000000000000000 RBX: ffffed1002c02f78 RCX: ffffffff813a4050 [ 38.859383] RDX: ffff8880166cd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.860641] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c02f2f [ 38.861919] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.863167] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016017df8 [ 38.864425] FS: 00007f23d66d1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.865843] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.866889] CR2: 00007f23d6bc3580 CR3: 0000000016b8b000 CR4: 0000000000350ef0 [ 38.868154] Call Trace: [ 38.868648] [ 38.869050] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.869942] ? __create_object+0x59/0x80 [ 38.870714] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.871694] __vmalloc_noprof+0x59/0x60 [ 38.872450] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.873316] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.874193] bpf_prog_alloc+0x39/0x200 [ 38.874924] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.875840] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.876720] do_seccomp+0x349/0x25e0 [ 38.877437] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.878329] ? __pfx_do_seccomp+0x10/0x10 [ 38.879065] ? find_held_lock+0x2b/0x80 [ 38.879826] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.880775] ? static_key_count+0x60/0x80 [ 38.881579] prctl_set_seccomp+0x4e/0x70 [ 38.882384] __do_sys_prctl+0xe6c/0x1d70 [ 38.883103] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.883941] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.884899] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.885856] ? irqentry_exit+0xf3/0x650 [ 38.886614] do_syscall_64+0xbf/0x430 [ 38.887340] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.888288] RIP: 0033:0x7f23d6bc35cd [ 38.888933] 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 [ 38.892051] RSP: 002b:00007ffcd1279710 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.893380] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f23d6bc35cd [ 38.894654] RDX: 00005626f7492e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.895927] RBP: 00007ffcd1279770 R08: 0000000000000000 R09: 00007ffcd1278e10 [ 38.897190] R10: 0000000000000000 R11: 0000000000000246 R12: 000056272c9b4b10 [ 38.898492] R13: 00007ffcd1279ba0 R14: 000056272c9b52b0 R15: 000056272c9c96f0 [ 38.899758] [ 38.900174] irq event stamp: 1763 [ 38.900804] hardirqs last enabled at (1773): [] __up_console_sem+0x78/0x80 [ 38.902316] hardirqs last disabled at (1782): [] __up_console_sem+0x5d/0x80 [ 38.903795] softirqs last enabled at (1298): [] handle_softirqs+0x50c/0x770 [ 38.905298] softirqs last disabled at (1293): [] __irq_exit_rcu+0xc4/0x100 [ 38.906715] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.900575] ------------[ cut here ]------------ [ 41.901522] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.903559] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 41.904997] Modules linked in: [ 41.905632] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.907604] Tainted: [W]=WARN [ 41.908152] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.909604] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.910518] 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 [ 41.913650] RSP: 0018:ffff888016bffbc0 EFLAGS: 00010286 [ 41.914627] RAX: 0000000000000000 RBX: ffffed1002d7ff78 RCX: ffffffff813a4050 [ 41.915915] RDX: ffff888016320000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.917189] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d7ff2f [ 41.918508] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.919791] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016bffdf8 [ 41.921061] FS: 00007f96ced5f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.922504] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.923557] CR2: 00007ffdea1b8ef8 CR3: 000000000b8b0000 CR4: 0000000000350ef0 [ 41.924837] Call Trace: [ 41.925348] [ 41.925772] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.926675] ? __create_object+0x59/0x80 [ 41.927445] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.928423] __vmalloc_noprof+0x59/0x60 [ 41.929137] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.930025] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.930940] bpf_prog_alloc+0x39/0x200 [ 41.931664] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.932589] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.933487] do_seccomp+0x349/0x25e0 [ 41.934172] ? find_held_lock+0x2b/0x80 [ 41.934938] ? do_prlimit+0x310/0x610 [ 41.935678] ? __pfx_do_seccomp+0x10/0x10 [ 41.936464] ? do_raw_spin_unlock+0x53/0x220 [ 41.937305] ? _raw_spin_unlock+0x1e/0x40 [ 41.938046] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.939001] ? static_key_count+0x60/0x80 [ 41.939788] prctl_set_seccomp+0x4e/0x70 [ 41.940550] __do_sys_prctl+0xe6c/0x1d70 [ 41.941341] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.942153] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.943130] ? irqentry_exit+0xf3/0x650 [ 41.943890] do_syscall_64+0xbf/0x430 [ 41.944613] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.945563] RIP: 0033:0x7f96cf2515cd [ 41.946292] 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 [ 41.949501] RSP: 002b:00007ffdea1b6610 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.950895] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f96cf2515cd [ 41.952184] RDX: 000055c0a0f6ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.953504] RBP: 00007ffdea1b6670 R08: 0000000000000000 R09: 00007ffdea1b5d10 [ 41.954842] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c0cfb3d2b0 [ 41.956144] R13: 00007ffdea1b6aa0 R14: 000055c0cfb3fd20 R15: 000055c0cfb518d0 [ 41.957462] [ 41.957904] irq event stamp: 1793 [ 41.958563] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 41.960104] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 41.961641] softirqs last enabled at (1762): [] handle_softirqs+0x50c/0x770 [ 41.963225] softirqs last disabled at (1757): [] __irq_exit_rcu+0xc4/0x100 [ 41.964755] ---[ end trace 0000000000000000 ]--- [ 42.585439] ------------[ cut here ]------------ [ 42.586183] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.587912] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 42.589096] Modules linked in: [ 42.589618] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.591268] Tainted: [W]=WARN [ 42.591723] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.592917] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.593656] 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 [ 42.596290] RSP: 0018:ffff88800a34fbc0 EFLAGS: 00010286 [ 42.597066] RAX: 0000000000000000 RBX: ffffed1001469f78 RCX: ffffffff813a4050 [ 42.598126] RDX: ffff88801a3a5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.599170] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001469f2f [ 42.600231] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.601276] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a34fdf8 [ 42.602348] FS: 00007f2560d78900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.603536] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.604401] CR2: 00007ffd6106aef8 CR3: 000000000d007000 CR4: 0000000000350ef0 [ 42.605468] Call Trace: [ 42.605859] [ 42.606197] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.606932] ? __create_object+0x59/0x80 [ 42.607571] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.608362] __vmalloc_noprof+0x59/0x60 [ 42.608960] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.609666] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.610450] bpf_prog_alloc+0x39/0x200 [ 42.611024] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.611790] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.612538] do_seccomp+0x349/0x25e0 [ 42.613103] ? find_held_lock+0x2b/0x80 [ 42.613713] ? do_prlimit+0x310/0x610 [ 42.614343] ? __pfx_do_seccomp+0x10/0x10 [ 42.614959] ? do_raw_spin_unlock+0x53/0x220 [ 42.615637] ? _raw_spin_unlock+0x1e/0x40 [ 42.616268] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.617027] ? static_key_count+0x60/0x80 [ 42.617680] prctl_set_seccomp+0x4e/0x70 [ 42.618322] __do_sys_prctl+0xe6c/0x1d70 [ 42.618936] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.619641] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.620432] ? irqentry_exit+0xf3/0x650 [ 42.621028] do_syscall_64+0xbf/0x430 [ 42.621627] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.622419] RIP: 0033:0x7f256126a5cd [ 42.622966] 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 [ 42.625593] RSP: 002b:00007ffd610695d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.626722] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f256126a5cd [ 42.627772] RDX: 00005609fbb8be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.628812] RBP: 00007ffd61069630 R08: 0000000000000000 R09: 00007ffd61068cd0 [ 42.629925] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560a0f1d2ad0 [ 42.630988] R13: 00007ffd61069a60 R14: 0000560a0f1d3bc0 R15: 0000560a0f1e4780 [ 42.632058] [ 42.632429] irq event stamp: 1707 [ 42.632934] hardirqs last enabled at (1715): [] __up_console_sem+0x78/0x80 [ 42.634188] hardirqs last disabled at (1724): [] __up_console_sem+0x5d/0x80 [ 42.635459] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 42.636720] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 42.637969] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:24042' (ECDSA) to the list of known hosts. 2025/11/17 13:22:17 fuzzer started 2025/11/17 13:22:18 dialing manager at localhost:37895 2025/11/17 13:22:18 checking machine... 2025/11/17 13:22:18 checking revisions... [ 43.492769] kmemleak: Automatic memory scanning thread ended 2025/11/17 13:22:18 testing simple program... [ 43.579239] cgroup: Unknown subsys name 'net' [ 43.641530] cgroup: Unknown subsys name 'cpuset' [ 43.654126] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 13:22:17 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000001 RCX=c4de032379a7a0e1 RDX=000000001b76c255 RSI=0000000073b22672 RDI=00000000f2b0b219 RBP=ffff888018b6f2e0 RSP=ffff888018b6f210 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=ffff888018b6f2d0 R14=ffff888016bed340 R15=ffff888018b6f288 RIP=ffffffff8135e4c2 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 00007f96ced5f900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f96ced04008 CR3=000000001c2e4000 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 info registers vcpu 1 RAX=0000000000025b0f 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 fffffe1900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f8bcdf326e8 CR3=000000000defc000 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=1ba13e8a8def2da7fd44d8c6a3d34941 XMM02=00000000003054a0ec2efd57dc4c00df XMM03=0000000000311300b9ccab7643123c10 XMM04=1e1a84694882c7a500000000000ae988 XMM05=173af477861d7d4d0000000000322098 XMM06=474038aa6c007e1f0000000000321a90 XMM07=e042d86d42eb936e0000000000311580 XMM08=b9ccab7643123c100000000000305500 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000