[ 38.910878] ------------[ cut here ]------------ [ 38.911839] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.913843] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.915382] Modules linked in: [ 38.916030] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.918021] Tainted: [W]=WARN [ 38.918656] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.920134] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.921064] 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 [ 38.924326] RSP: 0018:ffff88800f6f7bc0 EFLAGS: 00010286 [ 38.925332] RAX: 0000000000000000 RBX: ffffed1001edef78 RCX: ffffffff813a4050 [ 38.926628] RDX: ffff888015da8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.927905] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001edef2f [ 38.929197] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.930510] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f6f7df8 [ 38.931815] FS: 00007fa1d46ba900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.933248] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.934311] CR2: 00007ffd2254aef7 CR3: 000000001bd25000 CR4: 0000000000350ef0 [ 38.935602] Call Trace: [ 38.936073] [ 38.936534] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.937393] ? __create_object+0x59/0x80 [ 38.938185] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.939159] __vmalloc_noprof+0x59/0x60 [ 38.939914] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.940796] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.941735] bpf_prog_alloc+0x39/0x200 [ 38.942446] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.943377] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.944294] do_seccomp+0x349/0x25e0 [ 38.945009] ? find_held_lock+0x2b/0x80 [ 38.945766] ? do_prlimit+0x310/0x610 [ 38.946524] ? __pfx_do_seccomp+0x10/0x10 [ 38.947263] ? do_raw_spin_unlock+0x53/0x220 [ 38.948103] ? _raw_spin_unlock+0x1e/0x40 [ 38.948896] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.949868] ? static_key_count+0x60/0x80 [ 38.950679] prctl_set_seccomp+0x4e/0x70 [ 38.951416] __do_sys_prctl+0xe6c/0x1d70 [ 38.952206] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.953057] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.954028] ? irqentry_exit+0xf3/0x650 [ 38.954799] do_syscall_64+0xbf/0x430 [ 38.955539] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.956451] RIP: 0033:0x7fa1d4bac5cd [ 38.957158] 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 [ 38.960376] RSP: 002b:00007ffd22549030 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.961748] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa1d4bac5cd [ 38.963053] RDX: 0000557943a11e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.964343] RBP: 00007ffd22549090 R08: 0000000000000000 R09: 00007ffd22548730 [ 38.965619] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557947530ad0 [ 38.966910] R13: 00007ffd225494c0 R14: 0000557947531bc0 R15: 0000557947542780 [ 38.968220] [ 38.968697] irq event stamp: 1735 [ 38.969322] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 38.970875] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 38.972409] softirqs last enabled at (1656): [] handle_softirqs+0x50c/0x770 [ 38.973957] softirqs last disabled at (1651): [] __irq_exit_rcu+0xc4/0x100 [ 38.975512] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.120150] ------------[ cut here ]------------ [ 42.121219] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.123616] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.125123] Modules linked in: [ 42.125716] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.127615] Tainted: [W]=WARN [ 42.128148] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.129533] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.130374] 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 [ 42.133466] RSP: 0018:ffff88800ee87bc0 EFLAGS: 00010286 [ 42.134375] RAX: 0000000000000000 RBX: ffffed1001dd0f78 RCX: ffffffff813a4050 [ 42.135563] RDX: ffff88800f1d3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.136743] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001dd0f2f [ 42.137959] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.139170] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ee87df8 [ 42.140389] FS: 00007f0a6f7e6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.141740] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.142824] CR2: 00007f0a6fcd8580 CR3: 000000000c720000 CR4: 0000000000350ef0 [ 42.144085] Call Trace: [ 42.144574] [ 42.144975] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.145850] ? __create_object+0x59/0x80 [ 42.146618] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.147586] __vmalloc_noprof+0x59/0x60 [ 42.148285] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.149153] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.150068] bpf_prog_alloc+0x39/0x200 [ 42.150815] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.151748] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.152559] do_seccomp+0x349/0x25e0 [ 42.153137] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.153912] ? __pfx_do_seccomp+0x10/0x10 [ 42.154585] ? find_held_lock+0x2b/0x80 [ 42.155193] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.156029] ? static_key_count+0x60/0x80 [ 42.156705] prctl_set_seccomp+0x4e/0x70 [ 42.157327] __do_sys_prctl+0xe6c/0x1d70 [ 42.158026] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.158763] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.159594] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.160381] ? irqentry_exit+0xf3/0x650 [ 42.161045] do_syscall_64+0xbf/0x430 [ 42.161657] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.162442] RIP: 0033:0x7f0a6fcd85cd [ 42.163049] 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 [ 42.165692] RSP: 002b:00007ffd94b694e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.166887] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0a6fcd85cd [ 42.167992] RDX: 0000556061eb5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.169084] RBP: 00007ffd94b69540 R08: 0000000000000000 R09: 00007ffd94b68be0 [ 42.170187] R10: 0000000000000000 R11: 0000000000000246 R12: 00005560875e12b0 [ 42.171275] R13: 00007ffd94b69970 R14: 00005560875e3d20 R15: 00005560875f58d0 [ 42.172392] [ 42.172806] irq event stamp: 1727 [ 42.173312] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 42.174607] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 42.175910] softirqs last enabled at (1526): [] handle_softirqs+0x50c/0x770 [ 42.177223] softirqs last disabled at (1521): [] __irq_exit_rcu+0xc4/0x100 [ 42.178571] ---[ end trace 0000000000000000 ]--- [ 42.924752] ------------[ cut here ]------------ [ 42.926057] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.928161] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.929429] Modules linked in: [ 42.929961] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.931665] Tainted: [W]=WARN [ 42.932148] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.933377] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.934178] 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 [ 42.936848] RSP: 0018:ffff88801a1dfbc0 EFLAGS: 00010286 [ 42.937686] RAX: 0000000000000000 RBX: ffffed100343bf78 RCX: ffffffff813a4050 [ 42.938795] RDX: ffff88800a2e5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.939890] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100343bf2f [ 42.940972] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.942074] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a1dfdf8 [ 42.943198] FS: 00007fa64b4a2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.944418] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.945321] CR2: 00007fa64b994580 CR3: 0000000016cf5000 CR4: 0000000000350ef0 [ 42.946440] Call Trace: [ 42.946867] [ 42.947234] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.947988] ? __create_object+0x59/0x80 [ 42.948676] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.949460] __vmalloc_noprof+0x59/0x60 [ 42.950150] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.950881] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.951697] bpf_prog_alloc+0x39/0x200 [ 42.952287] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.953076] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.953830] do_seccomp+0x349/0x25e0 [ 42.954415] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.955256] ? __pfx_do_seccomp+0x10/0x10 [ 42.955917] ? find_held_lock+0x2b/0x80 [ 42.956569] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.957360] ? static_key_count+0x60/0x80 [ 42.958047] prctl_set_seccomp+0x4e/0x70 [ 42.958721] __do_sys_prctl+0xe6c/0x1d70 [ 42.959356] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.960099] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.960909] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.961741] ? irqentry_exit+0xf3/0x650 [ 42.962376] do_syscall_64+0xbf/0x430 [ 42.963001] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.963828] RIP: 0033:0x7fa64b9945cd [ 42.964400] 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 [ 42.967098] RSP: 002b:00007ffcf9d7c3b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.968277] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa64b9945cd [ 42.969375] RDX: 000055ef86bd8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.970649] RBP: 00007ffcf9d7c410 R08: 0000000000000000 R09: 00007ffcf9d7bab0 [ 42.972039] R10: 0000000000000000 R11: 0000000000000246 R12: 000055efa68a7ad0 [ 42.973413] R13: 00007ffcf9d7c840 R14: 000055efa68a8bc0 R15: 000055efa68b9780 [ 42.974845] [ 42.975290] irq event stamp: 1809 [ 42.976019] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 42.977540] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 42.979189] softirqs last enabled at (1600): [] handle_softirqs+0x50c/0x770 [ 42.980829] softirqs last disabled at (1589): [] __irq_exit_rcu+0xc4/0x100 [ 42.982471] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:41749' (ECDSA) to the list of known hosts. 2025/11/18 08:11:35 fuzzer started 2025/11/18 08:11:35 dialing manager at localhost:34383 2025/11/18 08:11:35 checking machine... 2025/11/18 08:11:35 checking revisions... [ 43.835730] kmemleak: Automatic memory scanning thread ended 2025/11/18 08:11:36 testing simple program... [ 43.914984] cgroup: Unknown subsys name 'net' [ 43.967349] cgroup: Unknown subsys name 'cpuset' [ 43.987311] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 08:11:35 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffffffff8899bb20 RCX=ffffffff8540ae40 RDX=0000000000000046 RSI=0000000000000000 RDI=ffff88800b7b63f8 RBP=ffff88800b7b63f8 RSP=ffff88800f6f7ad8 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000000 R12=ffffffff87d12a48 R13=ffff88800b7b63f8 R14=0000000000000001 R15=0000000000000000 RIP=ffffffff84c71e9a RFL=00000046 [---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 00007f0a6f7e6900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd94b63000 CR3=0000000020729000 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=563412feff00545000000000000080fe 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=dffffc0000000000 RBX=1ffff1100d9e11b2 RCX=ffffffff8166d733 RDX=1ffffffff10b31c4 RSI=ffffffff8166dba2 RDI=0000000000000004 RBP=ffff88806cf28e58 RSP=ffff88806cf08d78 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=00000009eeeadcf4 R13=ffff8880096efda8 R14=00000009eee9b7c0 R15=0000000000000001 RIP=ffffffff8166dbcd RFL=00000046 [---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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f88b7d356f8 CR3=000000000e955000 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=31313a383020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343037 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000