[ 38.892886] ------------[ cut here ]------------ [ 38.893924] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.896254] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.898129] Modules linked in: [ 38.898819] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.901210] Tainted: [W]=WARN [ 38.901898] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.903605] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.904652] 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 [ 38.908309] RSP: 0018:ffff88801a51fbc0 EFLAGS: 00010286 [ 38.909445] RAX: 0000000000000000 RBX: ffffed10034a3f78 RCX: ffffffff813a4050 [ 38.910783] RDX: ffff8880188eb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.912081] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034a3f2f [ 38.913361] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.914655] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a51fdf8 [ 38.915960] FS: 00007f6ea0f28900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.917445] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.918655] CR2: 00007ffd132dbef8 CR3: 000000000b8c0000 CR4: 0000000000350ef0 [ 38.919973] Call Trace: [ 38.920434] [ 38.920887] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.921736] ? __create_object+0x59/0x80 [ 38.922515] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.923549] __vmalloc_noprof+0x59/0x60 [ 38.924323] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.925221] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.926257] bpf_prog_alloc+0x39/0x200 [ 38.926993] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.928332] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.929249] do_seccomp+0x349/0x25e0 [ 38.929965] ? find_held_lock+0x2b/0x80 [ 38.930681] ? do_prlimit+0x310/0x610 [ 38.931426] ? __pfx_do_seccomp+0x10/0x10 [ 38.932229] ? do_raw_spin_unlock+0x53/0x220 [ 38.933068] ? _raw_spin_unlock+0x1e/0x40 [ 38.933904] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.935002] ? static_key_count+0x60/0x80 [ 38.935921] prctl_set_seccomp+0x4e/0x70 [ 38.936752] __do_sys_prctl+0xe6c/0x1d70 [ 38.937697] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.938626] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.939732] ? irqentry_exit+0xf3/0x650 [ 38.940516] do_syscall_64+0xbf/0x430 [ 38.941342] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.942410] RIP: 0033:0x7f6ea141a5cd [ 38.943229] 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 [ 38.946789] RSP: 002b:00007ffd132da770 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.948083] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6ea141a5cd [ 38.948902] RDX: 0000564ce2b23e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.949699] RBP: 00007ffd132da7d0 R08: 0000000000000000 R09: 00007ffd132d9e70 [ 38.950526] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564cf4bc1ad0 [ 38.951371] R13: 00007ffd132dac00 R14: 0000564cf4bc2bc0 R15: 0000564cf4bd3780 [ 38.952199] [ 38.952414] irq event stamp: 1827 [ 38.952725] hardirqs last enabled at (1835): [] __up_console_sem+0x78/0x80 [ 38.953493] hardirqs last disabled at (1844): [] __up_console_sem+0x5d/0x80 [ 38.954278] softirqs last enabled at (1730): [] handle_softirqs+0x50c/0x770 [ 38.955032] softirqs last disabled at (1721): [] __irq_exit_rcu+0xc4/0x100 [ 38.955744] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.716945] ------------[ cut here ]------------ [ 41.717903] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.719994] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/244 [ 41.721493] Modules linked in: [ 41.722148] CPU: 0 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.724141] Tainted: [W]=WARN [ 41.724692] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.726143] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.727047] 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 [ 41.730192] RSP: 0018:ffff88801a0b7bc0 EFLAGS: 00010286 [ 41.731168] RAX: 0000000000000000 RBX: ffffed1003416f78 RCX: ffffffff813a4050 [ 41.732442] RDX: ffff888016e83780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.733700] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003416f2f [ 41.734967] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.736251] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a0b7df8 [ 41.737527] FS: 00007fd618c7c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.738944] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.739995] CR2: 00007ffc6addfef8 CR3: 0000000020560000 CR4: 0000000000350ef0 [ 41.741282] Call Trace: [ 41.741741] [ 41.742188] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.743077] ? __create_object+0x59/0x80 [ 41.743818] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.744786] __vmalloc_noprof+0x59/0x60 [ 41.745529] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.746417] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.747340] bpf_prog_alloc+0x39/0x200 [ 41.748088] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.749015] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.749915] do_seccomp+0x349/0x25e0 [ 41.750577] ? find_held_lock+0x2b/0x80 [ 41.751327] ? do_prlimit+0x310/0x610 [ 41.752065] ? __pfx_do_seccomp+0x10/0x10 [ 41.752809] ? do_raw_spin_unlock+0x53/0x220 [ 41.753649] ? _raw_spin_unlock+0x1e/0x40 [ 41.754436] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.755398] ? static_key_count+0x60/0x80 [ 41.756219] prctl_set_seccomp+0x4e/0x70 [ 41.757023] __do_sys_prctl+0xe6c/0x1d70 [ 41.757774] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.758633] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.759619] ? irqentry_exit+0xf3/0x650 [ 41.760384] do_syscall_64+0xbf/0x430 [ 41.761137] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.762102] RIP: 0033:0x7fd61916e5cd [ 41.762766] 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 [ 41.765950] RSP: 002b:00007ffc6adddb60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.767321] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd61916e5cd [ 41.768621] RDX: 00005616ffca2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.769913] RBP: 00007ffc6adddbc0 R08: 0000000000000000 R09: 00007ffc6addd260 [ 41.771188] R10: 0000000000000000 R11: 0000000000000246 R12: 000056170cf07bf0 [ 41.772484] R13: 00007ffc6adddff0 R14: 000056170cf11380 R15: 000056170cf1c460 [ 41.773796] [ 41.774311] irq event stamp: 1773 [ 41.774990] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 41.776545] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 41.778069] softirqs last enabled at (1770): [] handle_softirqs+0x50c/0x770 [ 41.779616] softirqs last disabled at (1759): [] __irq_exit_rcu+0xc4/0x100 [ 41.781137] ---[ end trace 0000000000000000 ]--- [ 42.618054] ------------[ cut here ]------------ [ 42.618809] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.620537] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/253 [ 42.621786] Modules linked in: [ 42.622306] CPU: 0 UID: 104 PID: 253 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.623993] Tainted: [W]=WARN [ 42.624445] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.625665] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.626429] 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 [ 42.629080] RSP: 0018:ffff88800a9b7bc0 EFLAGS: 00010286 [ 42.629894] RAX: 0000000000000000 RBX: ffffed1001536f78 RCX: ffffffff813a4050 [ 42.630976] RDX: ffff88801a413780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.632060] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001536f2f [ 42.633130] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.634207] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a9b7df8 [ 42.635272] FS: 00007f91726bf900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.636481] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.637372] CR2: 00007ffe9d0a4ef8 CR3: 000000000d8ba000 CR4: 0000000000350ef0 [ 42.638432] Call Trace: [ 42.638850] [ 42.639189] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.639949] ? __create_object+0x59/0x80 [ 42.640561] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.641372] __vmalloc_noprof+0x59/0x60 [ 42.642018] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.642714] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.643485] bpf_prog_alloc+0x39/0x200 [ 42.644095] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.644865] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.645581] do_seccomp+0x349/0x25e0 [ 42.646196] ? find_held_lock+0x2b/0x80 [ 42.646791] ? do_prlimit+0x310/0x610 [ 42.647420] ? __pfx_do_seccomp+0x10/0x10 [ 42.648094] ? do_raw_spin_unlock+0x53/0x220 [ 42.648752] ? _raw_spin_unlock+0x1e/0x40 [ 42.649407] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.650207] ? static_key_count+0x60/0x80 [ 42.650869] prctl_set_seccomp+0x4e/0x70 [ 42.651485] __do_sys_prctl+0xe6c/0x1d70 [ 42.652133] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.652815] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.653609] ? irqentry_exit+0xf3/0x650 [ 42.654238] do_syscall_64+0xbf/0x430 [ 42.654818] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.655623] RIP: 0033:0x7f9172bb15cd [ 42.656212] 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 [ 42.658862] RSP: 002b:00007ffe9d0a24f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.660020] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9172bb15cd [ 42.661105] RDX: 0000563e73b37e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.662196] RBP: 00007ffe9d0a2550 R08: 0000000000000000 R09: 00007ffe9d0a1bf0 [ 42.663280] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563e761e6bf0 [ 42.664367] R13: 00007ffe9d0a2980 R14: 0000563e761f0380 R15: 0000563e761fb460 [ 42.665449] [ 42.665802] irq event stamp: 1805 [ 42.666348] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80 [ 42.667921] hardirqs last disabled at (1824): [] __up_console_sem+0x5d/0x80 [ 42.669593] softirqs last enabled at (1764): [] handle_softirqs+0x50c/0x770 [ 42.671265] softirqs last disabled at (1757): [] __irq_exit_rcu+0xc4/0x100 [ 42.672696] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:19580' (ECDSA) to the list of known hosts. 2025/11/18 08:17:04 fuzzer started 2025/11/18 08:17:05 dialing manager at localhost:34383 2025/11/18 08:17:05 checking machine... 2025/11/18 08:17:05 checking revisions... [ 43.595867] kmemleak: Automatic memory scanning thread ended 2025/11/18 08:17:05 testing simple program... [ 43.690053] cgroup: Unknown subsys name 'net' [ 43.764128] cgroup: Unknown subsys name 'cpuset' [ 43.784993] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 08:17:04 Registers: info registers vcpu 0 RAX=ffffffff869afa04 RBX=ffffffff869afa00 RCX=ffffffff84c6acde RDX=0000000000000000 RSI=ffffffff86e87004 RDI=ffffffff869af9f4 RBP=ffffffff869afa04 RSP=ffff8880188a74a0 R8 =ffffffff86e87004 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000c7d16 R12=ffffffff869afa04 R13=ffffffff869af9f4 R14=ffffffff869afa00 R15=dffffc0000000000 RIP=ffffffff8135da8a 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 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f417490f790 CR3=0000000020790000 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=37313a383020383120766f4e3e38333c XMM01=656e6e6f637369642064657669656365 XMM02=63736964203a31313a38383631352074 XMM03=66207463656e6e6f6373696420646576 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383836 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=ffffffff88596580 RBX=ffff888009613780 RCX=0000000000000000 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e2d2f0 RBP=ffffffff85e2d2f0 RSP=ffff888009637af0 R8 =0000000000000001 R9 =0000000000000001 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81526f24 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 0000000000000000 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=00007fd619233618 CR3=00000000205e4000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000