[ 39.196626] ------------[ cut here ]------------ [ 39.197573] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.199605] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.201108] Modules linked in: [ 39.201737] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.203741] Tainted: [W]=WARN [ 39.204339] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.205846] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.206759] 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 [ 39.209968] RSP: 0018:ffff8880194efbc0 EFLAGS: 00010286 [ 39.210939] RAX: 0000000000000000 RBX: ffffed100329df78 RCX: ffffffff813a4050 [ 39.212203] RDX: ffff88801638b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.213531] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100329df2f [ 39.214807] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.216072] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880194efdf8 [ 39.217382] FS: 00007f4a85cff900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.218820] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.219886] CR2: 00007ffe9bdc9ef8 CR3: 000000000def6000 CR4: 0000000000350ef0 [ 39.221184] Call Trace: [ 39.221646] [ 39.222048] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.222927] ? __create_object+0x59/0x80 [ 39.223709] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.224653] __vmalloc_noprof+0x59/0x60 [ 39.225434] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.226299] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.227228] bpf_prog_alloc+0x39/0x200 [ 39.227915] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.228822] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.229753] do_seccomp+0x349/0x25e0 [ 39.230469] ? find_held_lock+0x2b/0x80 [ 39.231228] ? do_prlimit+0x310/0x610 [ 39.231924] ? __pfx_do_seccomp+0x10/0x10 [ 39.232693] ? do_raw_spin_unlock+0x53/0x220 [ 39.233547] ? _raw_spin_unlock+0x1e/0x40 [ 39.234331] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.235285] ? static_key_count+0x60/0x80 [ 39.236043] prctl_set_seccomp+0x4e/0x70 [ 39.236838] __do_sys_prctl+0xe6c/0x1d70 [ 39.237665] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.238541] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.239493] ? irqentry_exit+0xf3/0x650 [ 39.240249] do_syscall_64+0xbf/0x430 [ 39.240963] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.241930] RIP: 0033:0x7f4a861f15cd [ 39.242625] 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 [ 39.245785] RSP: 002b:00007ffe9bdc7b30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.247140] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4a861f15cd [ 39.248409] RDX: 00005555693ffe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.249717] RBP: 00007ffe9bdc7b90 R08: 0000000000000000 R09: 00007ffe9bdc7230 [ 39.251014] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555592e86bf0 [ 39.252275] R13: 00007ffe9bdc7fc0 R14: 0000555592e90380 R15: 0000555592e9b460 [ 39.253583] [ 39.254003] irq event stamp: 1717 [ 39.254679] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 39.256182] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 39.257718] softirqs last enabled at (1730): [] handle_softirqs+0x50c/0x770 [ 39.259262] softirqs last disabled at (1725): [] __irq_exit_rcu+0xc4/0x100 [ 39.260767] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.528529] ------------[ cut here ]------------ [ 42.529735] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.531541] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 42.533059] Modules linked in: [ 42.533783] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.535526] Tainted: [W]=WARN [ 42.536017] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.537335] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.538089] 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 [ 42.540897] RSP: 0018:ffff888017d1fbc0 EFLAGS: 00010286 [ 42.541774] RAX: 0000000000000000 RBX: ffffed1002fa3f78 RCX: ffffffff813a4050 [ 42.542901] RDX: ffff88801611b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.544035] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fa3f2f [ 42.545169] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.546313] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017d1fdf8 [ 42.547635] FS: 00007f697c7cc900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.548920] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.550079] CR2: 00007ffc49617ef8 CR3: 000000001fe10000 CR4: 0000000000350ef0 [ 42.551522] Call Trace: [ 42.552007] [ 42.552477] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.553289] ? __create_object+0x59/0x80 [ 42.553952] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.554839] __vmalloc_noprof+0x59/0x60 [ 42.555503] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.556282] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.557086] bpf_prog_alloc+0x39/0x200 [ 42.557742] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.558562] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.559371] do_seccomp+0x349/0x25e0 [ 42.559970] ? find_held_lock+0x2b/0x80 [ 42.560645] ? do_prlimit+0x310/0x610 [ 42.561310] ? __pfx_do_seccomp+0x10/0x10 [ 42.561962] ? do_raw_spin_unlock+0x53/0x220 [ 42.562859] ? _raw_spin_unlock+0x1e/0x40 [ 42.563544] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.564389] ? static_key_count+0x60/0x80 [ 42.565088] prctl_set_seccomp+0x4e/0x70 [ 42.565771] __do_sys_prctl+0xe6c/0x1d70 [ 42.566453] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.567225] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.568052] ? irqentry_exit+0xf3/0x650 [ 42.568728] do_syscall_64+0xbf/0x430 [ 42.569406] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.570264] RIP: 0033:0x7f697ccbe5cd [ 42.570854] 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 [ 42.573919] RSP: 002b:00007ffc49615790 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.575139] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f697ccbe5cd [ 42.576282] RDX: 000055bc62d90e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.577436] RBP: 00007ffc496157f0 R08: 0000000000000000 R09: 00007ffc49614e90 [ 42.578565] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bc840e2b10 [ 42.579712] R13: 00007ffc49615c20 R14: 000055bc840e32b0 R15: 000055bc840f76f0 [ 42.580867] [ 42.581288] irq event stamp: 2201 [ 42.581838] hardirqs last enabled at (2209): [] __up_console_sem+0x78/0x80 [ 42.583181] hardirqs last disabled at (2218): [] __up_console_sem+0x5d/0x80 [ 42.584673] softirqs last enabled at (2178): [] handle_softirqs+0x50c/0x770 [ 42.586034] softirqs last disabled at (2173): [] __irq_exit_rcu+0xc4/0x100 [ 42.587367] ---[ end trace 0000000000000000 ]--- [ 43.413873] ------------[ cut here ]------------ [ 43.414828] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.416870] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 43.418393] Modules linked in: [ 43.418989] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.421020] Tainted: [W]=WARN [ 43.421622] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.423148] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.424041] 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 [ 43.427233] RSP: 0018:ffff88800cb3fbc0 EFLAGS: 00010286 [ 43.428229] RAX: 0000000000000000 RBX: ffffed1001967f78 RCX: ffffffff813a4050 [ 43.429548] RDX: ffff888017249bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.430843] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001967f2f [ 43.432162] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.433475] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800cb3fdf8 [ 43.434779] FS: 00007fbb03f90900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.436253] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.437342] CR2: 00007ffda4d70ef8 CR3: 0000000019fbf000 CR4: 0000000000350ef0 [ 43.438667] Call Trace: [ 43.439198] [ 43.439619] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.440529] ? __create_object+0x59/0x80 [ 43.441321] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.442303] __vmalloc_noprof+0x59/0x60 [ 43.443028] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.443909] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.444855] bpf_prog_alloc+0x39/0x200 [ 43.445610] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.446564] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.447477] do_seccomp+0x349/0x25e0 [ 43.448204] ? find_held_lock+0x2b/0x80 [ 43.448928] ? do_prlimit+0x310/0x610 [ 43.449697] ? __pfx_do_seccomp+0x10/0x10 [ 43.450498] ? do_raw_spin_unlock+0x53/0x220 [ 43.451339] ? _raw_spin_unlock+0x1e/0x40 [ 43.452089] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.453101] ? static_key_count+0x60/0x80 [ 43.453927] prctl_set_seccomp+0x4e/0x70 [ 43.454710] __do_sys_prctl+0xe6c/0x1d70 [ 43.455529] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.456405] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.457409] ? irqentry_exit+0xf3/0x650 [ 43.458194] do_syscall_64+0xbf/0x430 [ 43.458904] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.459874] RIP: 0033:0x7fbb044825cd [ 43.460652] 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 [ 43.463868] RSP: 002b:00007ffda4d6ee80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.465307] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbb044825cd [ 43.466621] RDX: 0000557c78ce1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.467926] RBP: 00007ffda4d6eee0 R08: 0000000000000000 R09: 00007ffda4d6e580 [ 43.469247] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557c921b5b10 [ 43.470544] R13: 00007ffda4d6f310 R14: 0000557c921b62b0 R15: 0000557c921ca6f0 [ 43.471862] [ 43.472331] irq event stamp: 1787 [ 43.472944] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 43.474484] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 43.476027] softirqs last enabled at (1696): [] handle_softirqs+0x50c/0x770 [ 43.477603] softirqs last disabled at (1685): [] __irq_exit_rcu+0xc4/0x100 [ 43.479153] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:35315' (ECDSA) to the list of known hosts. 2025/11/17 09:05:51 fuzzer started 2025/11/17 09:05:52 dialing manager at localhost:37895 2025/11/17 09:05:52 checking machine... 2025/11/17 09:05:52 checking revisions... [ 44.383662] kmemleak: Automatic memory scanning thread ended 2025/11/17 09:05:52 testing simple program... [ 44.477878] cgroup: Unknown subsys name 'net' [ 44.550236] cgroup: Unknown subsys name 'cpuset' [ 44.564433] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 09:05:51 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=0000000000000002 RCX=ffffffff81b2a0b3 RDX=000000000000b2a0 RSI=000000000000b2a0 RDI=ffffffff86ef0454 RBP=ffff88806ce08ac8 RSP=ffff88806ce08a00 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000000001 R12=ffff88806ce08ad0 R13=ffff88806ce08ab8 R14=ffff88806ce08ab1 R15=ffff88806ce08a70 RIP=ffffffff8135e5e2 RFL=00000213 [----A-C] 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 00007f697c7cc900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f697cd840b0 CR3=000000001febd000 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=dffffc0000000000 RBX=ffff888009757f58 RCX=ffff888009757794 RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff8880096fbb7c RBP=ffff8880096fb780 RSP=ffff8880097577a0 R8 =0000000000000001 R9 =ffff888009757880 R10=000000000003c9ed R11=0000000000003ecc R12=ffff888009757801 R13=ffff888009757888 R14=ffff888009757f28 R15=ffff888009757840 RIP=ffffffff815d29c0 RFL=00000217 [----APC] 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=000055bc84140000 CR3=000000000b77b000 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=2031353a35303a393020373120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732030353a35303a3930203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000