[ 46.139083] ------------[ cut here ]------------ [ 46.140049] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.142199] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 46.143754] Modules linked in: [ 46.144396] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.146475] Tainted: [W]=WARN [ 46.147084] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.148694] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.149615] 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 [ 46.153212] RSP: 0018:ffff88800f52fbc0 EFLAGS: 00010286 [ 46.154306] RAX: 0000000000000000 RBX: ffffed1001ea5f78 RCX: ffffffff813a4050 [ 46.155706] RDX: ffff8880161f1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.157077] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ea5f2f [ 46.158470] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.159888] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f52fdf8 [ 46.161267] FS: 00007f0a4ba78900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.162798] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.163933] CR2: 00007ffe5845aef7 CR3: 000000000ddef000 CR4: 0000000000350ef0 [ 46.165323] Call Trace: [ 46.165873] [ 46.166300] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.167258] ? __create_object+0x59/0x80 [ 46.168102] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.169153] __vmalloc_noprof+0x59/0x60 [ 46.169966] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.170899] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.171906] bpf_prog_alloc+0x39/0x200 [ 46.172707] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.173647] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.174623] do_seccomp+0x349/0x25e0 [ 46.175399] ? find_held_lock+0x2b/0x80 [ 46.176229] ? do_prlimit+0x310/0x610 [ 46.177031] ? __pfx_do_seccomp+0x10/0x10 [ 46.177874] ? do_raw_spin_unlock+0x53/0x220 [ 46.178749] ? _raw_spin_unlock+0x1e/0x40 [ 46.179491] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.180468] ? static_key_count+0x60/0x80 [ 46.181259] prctl_set_seccomp+0x4e/0x70 [ 46.182043] __do_sys_prctl+0xe6c/0x1d70 [ 46.182849] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.183743] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.184740] ? irqentry_exit+0xf3/0x650 [ 46.185462] do_syscall_64+0xbf/0x430 [ 46.186207] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.187171] RIP: 0033:0x7f0a4bf6a5cd [ 46.187910] 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 [ 46.191049] RSP: 002b:00007ffe58458e70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.192441] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0a4bf6a5cd [ 46.193720] RDX: 000055daf16f0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.194995] RBP: 00007ffe58458ed0 R08: 0000000000000000 R09: 00007ffe58458570 [ 46.196291] R10: 0000000000000000 R11: 0000000000000246 R12: 000055db172edad0 [ 46.197597] R13: 00007ffe58459300 R14: 000055db172eebc0 R15: 000055db172ff780 [ 46.198906] [ 46.199329] irq event stamp: 2643 [ 46.199997] hardirqs last enabled at (2653): [] __up_console_sem+0x78/0x80 [ 46.201562] hardirqs last disabled at (2662): [] __up_console_sem+0x5d/0x80 [ 46.203085] softirqs last enabled at (2508): [] handle_softirqs+0x50c/0x770 [ 46.204695] softirqs last disabled at (2503): [] __irq_exit_rcu+0xc4/0x100 [ 46.206009] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.432155] ------------[ cut here ]------------ [ 49.433108] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.435121] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 49.436577] Modules linked in: [ 49.437208] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.439175] Tainted: [W]=WARN [ 49.439758] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.441256] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.442152] 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 [ 49.445324] RSP: 0018:ffff88800f567bc0 EFLAGS: 00010286 [ 49.446300] RAX: 0000000000000000 RBX: ffffed1001eacf78 RCX: ffffffff813a4050 [ 49.447564] RDX: ffff88801634d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.448861] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001eacf2f [ 49.450132] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.451405] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f567df8 [ 49.452705] FS: 00007f864657c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.454142] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.455193] CR2: 00007fffd23b0ef7 CR3: 000000000e1ac000 CR4: 0000000000350ef0 [ 49.456501] Call Trace: [ 49.456986] [ 49.457399] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.458299] ? __create_object+0x59/0x80 [ 49.459072] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.460027] __vmalloc_noprof+0x59/0x60 [ 49.460821] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.461637] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.462550] bpf_prog_alloc+0x39/0x200 [ 49.463284] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.464200] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.465130] do_seccomp+0x349/0x25e0 [ 49.465856] ? find_held_lock+0x2b/0x80 [ 49.466561] ? do_prlimit+0x310/0x610 [ 49.467300] ? __pfx_do_seccomp+0x10/0x10 [ 49.468066] ? do_raw_spin_unlock+0x53/0x220 [ 49.468921] ? _raw_spin_unlock+0x1e/0x40 [ 49.469696] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.470613] ? static_key_count+0x60/0x80 [ 49.471410] prctl_set_seccomp+0x4e/0x70 [ 49.472185] __do_sys_prctl+0xe6c/0x1d70 [ 49.472989] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.473841] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.474808] ? irqentry_exit+0xf3/0x650 [ 49.475523] do_syscall_64+0xbf/0x430 [ 49.476251] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.477230] RIP: 0033:0x7f8646a6e5cd [ 49.477920] 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 [ 49.481107] RSP: 002b:00007fffd23af800 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.482452] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8646a6e5cd [ 49.483720] RDX: 000055cc30c1ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.485035] RBP: 00007fffd23af860 R08: 0000000000000000 R09: 00007fffd23aef00 [ 49.486300] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cc68498ad0 [ 49.487569] R13: 00007fffd23afc90 R14: 000055cc68499bc0 R15: 000055cc684aa780 [ 49.488866] [ 49.489284] irq event stamp: 1725 [ 49.489911] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 49.491417] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 49.492952] softirqs last enabled at (1648): [] handle_softirqs+0x50c/0x770 [ 49.494492] softirqs last disabled at (1643): [] __irq_exit_rcu+0xc4/0x100 [ 49.495992] ---[ end trace 0000000000000000 ]--- [ 50.143757] ------------[ cut here ]------------ [ 50.144713] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.146870] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.148431] Modules linked in: [ 50.149339] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.151499] Tainted: [W]=WARN [ 50.152114] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.153687] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.154602] 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 [ 50.157927] RSP: 0018:ffff888018cefbc0 EFLAGS: 00010286 [ 50.158950] RAX: 0000000000000000 RBX: ffffed100319df78 RCX: ffffffff813a4050 [ 50.160300] RDX: ffff88801aac5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.161645] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100319df2f [ 50.163018] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.164384] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018cefdf8 [ 50.165755] FS: 00007f902b1e2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.167282] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.168419] CR2: 00007f902b6d4580 CR3: 000000000e006000 CR4: 0000000000350ef0 [ 50.169779] Call Trace: [ 50.170267] [ 50.170745] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.171641] ? __create_object+0x59/0x80 [ 50.172488] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.173510] __vmalloc_noprof+0x59/0x60 [ 50.174310] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.175230] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.176217] bpf_prog_alloc+0x39/0x200 [ 50.177014] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.177995] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.178955] do_seccomp+0x349/0x25e0 [ 50.179726] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.180651] ? __pfx_do_seccomp+0x10/0x10 [ 50.181503] ? find_held_lock+0x2b/0x80 [ 50.182315] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.183341] ? static_key_count+0x60/0x80 [ 50.184193] prctl_set_seccomp+0x4e/0x70 [ 50.185045] __do_sys_prctl+0xe6c/0x1d70 [ 50.185916] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.186869] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.187945] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.189035] ? irqentry_exit+0xf3/0x650 [ 50.189732] do_syscall_64+0xbf/0x430 [ 50.190303] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.191080] RIP: 0033:0x7f902b6d45cd [ 50.191625] 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 [ 50.194254] RSP: 002b:00007fff5c012ab0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.195373] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f902b6d45cd [ 50.196442] RDX: 000055d8622f6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.197523] RBP: 00007fff5c012b10 R08: 0000000000000000 R09: 00007fff5c0121b0 [ 50.198587] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d87472fbf0 [ 50.199648] R13: 00007fff5c012f40 R14: 000055d874739380 R15: 000055d874744460 [ 50.200752] [ 50.201100] irq event stamp: 1915 [ 50.201597] hardirqs last enabled at (1923): [] __up_console_sem+0x78/0x80 [ 50.202857] hardirqs last disabled at (1932): [] __up_console_sem+0x5d/0x80 [ 50.204113] softirqs last enabled at (1872): [] handle_softirqs+0x50c/0x770 [ 50.205400] softirqs last disabled at (1855): [] __irq_exit_rcu+0xc4/0x100 [ 50.206654] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:62919' (ECDSA) to the list of known hosts. 2025/11/17 08:54:36 fuzzer started 2025/11/17 08:54:36 dialing manager at localhost:37895 2025/11/17 08:54:36 checking machine... 2025/11/17 08:54:36 checking revisions... [ 51.105952] kmemleak: Automatic memory scanning thread ended 2025/11/17 08:54:36 testing simple program... [ 51.186174] cgroup: Unknown subsys name 'net' [ 51.260548] cgroup: Unknown subsys name 'cpuset' [ 51.284603] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 08:54:35 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff88806ce37340 RCX=0000000000000000 RDX=0000000000000000 RSI=ffffffff812efa67 RDI=ffff88806ce37358 RBP=ffffffff86650094 RSP=ffff8880096377f8 R8 =ffff88806ce37e00 R9 =ffffed10012c6ef8 R10=0000000000000000 R11=0000000000000001 R12=ffff88806ce37340 R13=ffff888009637af8 R14=dffffc0000000000 R15=ffff88806ce37340 RIP=ffffffff814e0fec 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd8371843d0 CR3=0000000009a21000 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=7c853d57656554ac224db46acabf514f XMM02=ec2efd57dc4c00df0000000000305438 XMM03=ff93107b4f6019960000000000305508 XMM04=db91cf6fed60e63200000000000ae988 XMM05=d96330e2d2db86320000000000320610 XMM06=474038aa6c007e1f0000000000320498 XMM07=e042d86d42eb936e00000000003102a8 XMM08=ff93107b4f6019960000000000305508 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=1ffff110020b363c RBX=ffff88801057cfa0 RCX=ffffffff822e5637 RDX=ffff88801a593780 RSI=ffffffff822e56dd RDI=0000000000000001 RBP=ffff88801059b1e0 RSP=ffff88801a52f988 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000001 R12=ffff88801057cfc0 R13=dffffc0000000000 R14=dffffc0000000000 R15=ffff88800c1288a0 RIP=ffffffff822e56e9 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 00007f864657c900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffd23a9000 CR3=000000000cf22000 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=ffffffffffffffffffff000000000000 XMM01=000000000000003635006b6f6c6c756e XMM02=62003d73646e756f7200323135616873 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000202020 XMM09=ff0000ffffffffffff00000000ffffff XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000