[ 46.073713] ------------[ cut here ]------------ [ 46.074652] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.076638] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 46.078074] Modules linked in: [ 46.078652] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.080863] Tainted: [W]=WARN [ 46.081412] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.082940] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.083858] 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 [ 46.086972] RSP: 0018:ffff8880177b7bc0 EFLAGS: 00010286 [ 46.087961] RAX: 0000000000000000 RBX: ffffed1002ef6f78 RCX: ffffffff813a4050 [ 46.089214] RDX: ffff888017379bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.090474] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ef6f2f [ 46.091744] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.093011] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880177b7df8 [ 46.094285] FS: 00007f483af7e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.095705] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.096775] CR2: 00007ffec9ec1ef7 CR3: 000000000b6e7000 CR4: 0000000000350ef0 [ 46.098064] Call Trace: [ 46.098524] [ 46.098979] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.099910] ? __create_object+0x59/0x80 [ 46.100644] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.101623] __vmalloc_noprof+0x59/0x60 [ 46.102372] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.103245] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.104173] bpf_prog_alloc+0x39/0x200 [ 46.104919] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.105792] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.106701] do_seccomp+0x349/0x25e0 [ 46.107420] ? find_held_lock+0x2b/0x80 [ 46.108180] ? do_prlimit+0x310/0x610 [ 46.108924] ? __pfx_do_seccomp+0x10/0x10 [ 46.109655] ? do_raw_spin_unlock+0x53/0x220 [ 46.110495] ? _raw_spin_unlock+0x1e/0x40 [ 46.111261] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.112229] ? static_key_count+0x60/0x80 [ 46.113023] prctl_set_seccomp+0x4e/0x70 [ 46.113748] __do_sys_prctl+0xe6c/0x1d70 [ 46.114538] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.115391] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.116378] ? irqentry_exit+0xf3/0x650 [ 46.117144] do_syscall_64+0xbf/0x430 [ 46.117889] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.118795] RIP: 0033:0x7f483b4705cd [ 46.119502] 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 [ 46.122650] RSP: 002b:00007ffec9ebfad0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.124030] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f483b4705cd [ 46.125302] RDX: 0000557b44f98e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.126564] RBP: 00007ffec9ebfb30 R08: 0000000000000000 R09: 00007ffec9ebf1d0 [ 46.127863] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557b70d1c2b0 [ 46.129119] R13: 00007ffec9ebff60 R14: 0000557b70d1ed20 R15: 0000557b70d308d0 [ 46.130417] [ 46.130881] irq event stamp: 1811 [ 46.131483] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 46.132991] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 46.134493] softirqs last enabled at (1808): [] handle_softirqs+0x50c/0x770 [ 46.136037] softirqs last disabled at (1803): [] __irq_exit_rcu+0xc4/0x100 [ 46.137533] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.922906] ------------[ cut here ]------------ [ 48.923792] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.925955] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 48.927401] Modules linked in: [ 48.928051] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.930058] Tainted: [W]=WARN [ 48.930667] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.932493] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.933402] 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 [ 48.936549] RSP: 0018:ffff888016b7fbc0 EFLAGS: 00010286 [ 48.937563] RAX: 0000000000000000 RBX: ffffed1002d6ff78 RCX: ffffffff813a4050 [ 48.938996] RDX: ffff888018940000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.940520] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d6ff2f [ 48.941925] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.943184] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016b7fdf8 [ 48.944473] FS: 00007fdffb268900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.945886] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.946945] CR2: 00007ffdd6752ef7 CR3: 000000000d7f5000 CR4: 0000000000350ef0 [ 48.948218] Call Trace: [ 48.948682] [ 48.949122] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.950023] ? __create_object+0x59/0x80 [ 48.950757] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.951737] __vmalloc_noprof+0x59/0x60 [ 48.952726] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.953666] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.954604] bpf_prog_alloc+0x39/0x200 [ 48.955349] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.956312] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.957202] do_seccomp+0x349/0x25e0 [ 48.957923] ? find_held_lock+0x2b/0x80 [ 48.958660] ? do_prlimit+0x310/0x610 [ 48.959418] ? __pfx_do_seccomp+0x10/0x10 [ 48.960207] ? do_raw_spin_unlock+0x53/0x220 [ 48.961033] ? _raw_spin_unlock+0x1e/0x40 [ 48.961757] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.962708] ? static_key_count+0x60/0x80 [ 48.963482] prctl_set_seccomp+0x4e/0x70 [ 48.964250] __do_sys_prctl+0xe6c/0x1d70 [ 48.965025] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.965874] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.966776] ? irqentry_exit+0xf3/0x650 [ 48.967524] do_syscall_64+0xbf/0x430 [ 48.968269] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.969196] RIP: 0033:0x7fdffb75a5cd [ 48.969898] 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 [ 48.973025] RSP: 002b:00007ffdd6751460 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.974397] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdffb75a5cd [ 48.975658] RDX: 00005575e60dee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.976966] RBP: 00007ffdd67514c0 R08: 0000000000000000 R09: 00007ffdd6750b60 [ 48.978219] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557618afcb10 [ 48.979486] R13: 00007ffdd67518f0 R14: 0000557618afd2b0 R15: 0000557618b116f0 [ 48.980779] [ 48.981226] irq event stamp: 1809 [ 48.981881] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 48.983369] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 48.984792] softirqs last enabled at (1766): [] handle_softirqs+0x50c/0x770 [ 48.986078] softirqs last disabled at (1761): [] __irq_exit_rcu+0xc4/0x100 [ 48.987320] ---[ end trace 0000000000000000 ]--- [ 49.769752] ------------[ cut here ]------------ [ 49.770644] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.772595] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 49.774017] Modules linked in: [ 49.774589] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.776534] Tainted: [W]=WARN [ 49.777125] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.778561] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.779458] 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 [ 49.782553] RSP: 0018:ffff88800edd7bc0 EFLAGS: 00010286 [ 49.783509] RAX: 0000000000000000 RBX: ffffed1001dbaf78 RCX: ffffffff813a4050 [ 49.784780] RDX: ffff888016895340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.786042] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001dbaf2f [ 49.787495] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.788996] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800edd7df8 [ 49.790345] FS: 00007fcba61de900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.791787] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.792864] CR2: 00007ffd40091ef7 CR3: 000000000b001000 CR4: 0000000000350ef0 [ 49.794141] Call Trace: [ 49.794607] [ 49.795072] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.795980] ? __create_object+0x59/0x80 [ 49.796708] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.797673] __vmalloc_noprof+0x59/0x60 [ 49.798433] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.799308] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.800247] bpf_prog_alloc+0x39/0x200 [ 49.800988] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.801913] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.802762] do_seccomp+0x349/0x25e0 [ 49.803479] ? find_held_lock+0x2b/0x80 [ 49.804253] ? do_prlimit+0x310/0x610 [ 49.804995] ? __pfx_do_seccomp+0x10/0x10 [ 49.805726] ? do_raw_spin_unlock+0x53/0x220 [ 49.806569] ? _raw_spin_unlock+0x1e/0x40 [ 49.807348] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.808328] ? static_key_count+0x60/0x80 [ 49.809140] prctl_set_seccomp+0x4e/0x70 [ 49.809924] __do_sys_prctl+0xe6c/0x1d70 [ 49.810654] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.811517] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.812491] ? irqentry_exit+0xf3/0x650 [ 49.813259] do_syscall_64+0xbf/0x430 [ 49.814000] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.814939] RIP: 0033:0x7fcba66d05cd [ 49.815593] 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 [ 49.818714] RSP: 002b:00007ffd40090570 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.820088] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcba66d05cd [ 49.821357] RDX: 0000562a96316e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.822627] RBP: 00007ffd400905d0 R08: 0000000000000000 R09: 00007ffd4008fc70 [ 49.823907] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562acc6d3ad0 [ 49.825177] R13: 00007ffd40090a00 R14: 0000562acc6d4bc0 R15: 0000562acc6e5780 [ 49.826465] [ 49.826938] irq event stamp: 1717 [ 49.827537] hardirqs last enabled at (1725): [] __up_console_sem+0x78/0x80 [ 49.829058] hardirqs last disabled at (1734): [] __up_console_sem+0x5d/0x80 [ 49.830568] softirqs last enabled at (1562): [] handle_softirqs+0x50c/0x770 [ 49.832108] softirqs last disabled at (1557): [] __irq_exit_rcu+0xc4/0x100 [ 49.833598] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:58028' (ECDSA) to the list of known hosts. 2025/11/19 05:51:10 fuzzer started 2025/11/19 05:51:10 dialing manager at localhost:34383 2025/11/19 05:51:10 checking machine... 2025/11/19 05:51:10 checking revisions... [ 50.757782] kmemleak: Automatic memory scanning thread ended 2025/11/19 05:51:10 testing simple program... [ 50.842743] cgroup: Unknown subsys name 'net' [ 50.903729] cgroup: Unknown subsys name 'cpuset' [ 50.920577] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 05:51:09 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88800f161bc0 RCX=ffff88806ce089a4 RDX=0000000000000000 RSI=ffffffff8175a5f7 RDI=ffff88800f161fbc RBP=ffff88800f161bc0 RSP=ffff88806ce089c8 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=00007fdffb75b163 R13=0000000000000000 R14=ffff88800f161bc0 R15=ffff888009472140 RIP=ffffffff815bd795 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 00007fdffb268900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdd674b000 CR3=000000001f660000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000000 RCX=0000000000000000 RDX=1ffff110013a5cdf RSI=0000000000000001 RDI=ffff888009d2e6f8 RBP=ffff888009d2e7c4 RSP=ffff888015d1f5f8 R8 =0000000000000002 R9 =0000000000000000 R10=ffff888015d1f5f8 R11=0000000000000000 R12=ffff888009d2e6f0 R13=0000000000000138 R14=0000000000000001 R15=0000000000000cc0 RIP=ffffffff81b62214 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 00007f29124e1900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffee1fe34b8 CR3=000000000dbd7000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=f05b70126cc0d6ec00000000000ae988 XMM05=17eb9bce9563c63d0000000000320588 XMM06=dad98de6fc16df26000000000031efb8 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000