[ 39.219008] ------------[ cut here ]------------ [ 39.219987] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.222013] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/231 [ 39.223444] Modules linked in: [ 39.224334] CPU: 0 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.226679] Tainted: [W]=WARN [ 39.227279] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.228726] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.229613] 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 [ 39.232718] RSP: 0018:ffff88801a53fbc0 EFLAGS: 00010286 [ 39.233673] RAX: 0000000000000000 RBX: ffffed10034a7f78 RCX: ffffffff813a4050 [ 39.234930] RDX: ffff888016209bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.236262] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034a7f2f [ 39.237552] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.238845] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a53fdf8 [ 39.240162] FS: 00007f7a6be37900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.241638] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.242719] CR2: 00007fffcb578ef8 CR3: 000000000de18000 CR4: 0000000000350ef0 [ 39.244017] Call Trace: [ 39.244496] [ 39.244940] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.245867] ? __create_object+0x59/0x80 [ 39.246618] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.247604] __vmalloc_noprof+0x59/0x60 [ 39.248361] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.249216] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.250129] bpf_prog_alloc+0x39/0x200 [ 39.250848] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.251719] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.252614] do_seccomp+0x349/0x25e0 [ 39.253325] ? find_held_lock+0x2b/0x80 [ 39.254064] ? do_prlimit+0x310/0x610 [ 39.254743] ? __pfx_do_seccomp+0x10/0x10 [ 39.255506] ? do_raw_spin_unlock+0x53/0x220 [ 39.256329] ? _raw_spin_unlock+0x1e/0x40 [ 39.257086] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.258022] ? static_key_count+0x60/0x80 [ 39.258817] prctl_set_seccomp+0x4e/0x70 [ 39.259534] __do_sys_prctl+0xe6c/0x1d70 [ 39.260306] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.261143] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.262092] ? irqentry_exit+0xf3/0x650 [ 39.262833] do_syscall_64+0xbf/0x430 [ 39.263509] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.264437] RIP: 0033:0x7f7a6c3295cd [ 39.265126] 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 [ 39.268205] RSP: 002b:00007fffcb577060 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.269562] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7a6c3295cd [ 39.270815] RDX: 0000562751d55e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.272057] RBP: 00007fffcb5770c0 R08: 0000000000000000 R09: 00007fffcb576760 [ 39.273326] R10: 0000000000000000 R11: 0000000000000246 R12: 00005627751c92b0 [ 39.274585] R13: 00007fffcb5774f0 R14: 00005627751cbd20 R15: 00005627751dd8d0 [ 39.275858] [ 39.276290] irq event stamp: 1933 [ 39.276931] hardirqs last enabled at (1943): [] __up_console_sem+0x78/0x80 [ 39.278429] hardirqs last disabled at (1952): [] __up_console_sem+0x5d/0x80 [ 39.279975] softirqs last enabled at (1972): [] handle_softirqs+0x50c/0x770 [ 39.281503] softirqs last disabled at (1961): [] __irq_exit_rcu+0xc4/0x100 [ 39.283001] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.052589] ------------[ cut here ]------------ [ 42.053518] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.055578] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 42.057089] Modules linked in: [ 42.057674] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.059688] Tainted: [W]=WARN [ 42.060593] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.062149] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.063071] 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 [ 42.066301] RSP: 0018:ffff888016f07bc0 EFLAGS: 00010286 [ 42.067278] RAX: 0000000000000000 RBX: ffffed1002de0f78 RCX: ffffffff813a4050 [ 42.068565] RDX: ffff888016013780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.069866] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002de0f2f [ 42.071169] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.072494] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f07df8 [ 42.073802] FS: 00007f79549ad900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.075272] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.076365] CR2: 00007ffd1ec34ef8 CR3: 0000000020cf7000 CR4: 0000000000350ef0 [ 42.077681] Call Trace: [ 42.078198] [ 42.078619] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.079541] ? __create_object+0x59/0x80 [ 42.080330] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.081311] __vmalloc_noprof+0x59/0x60 [ 42.082074] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.082951] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.083865] bpf_prog_alloc+0x39/0x200 [ 42.084570] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.085486] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.086393] do_seccomp+0x349/0x25e0 [ 42.087125] ? find_held_lock+0x2b/0x80 [ 42.087900] ? do_prlimit+0x310/0x610 [ 42.088618] ? __pfx_do_seccomp+0x10/0x10 [ 42.089391] ? do_raw_spin_unlock+0x53/0x220 [ 42.090220] ? _raw_spin_unlock+0x1e/0x40 [ 42.090994] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.091964] ? static_key_count+0x60/0x80 [ 42.092745] prctl_set_seccomp+0x4e/0x70 [ 42.093541] __do_sys_prctl+0xe6c/0x1d70 [ 42.094325] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.095197] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.096164] ? irqentry_exit+0xf3/0x650 [ 42.096935] do_syscall_64+0xbf/0x430 [ 42.097638] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.098589] RIP: 0033:0x7f7954e9f5cd [ 42.099297] 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 [ 42.102476] RSP: 002b:00007ffd1ec32610 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.103837] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7954e9f5cd [ 42.105156] RDX: 000055d1d67d6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.106242] RBP: 00007ffd1ec32670 R08: 0000000000000000 R09: 00007ffd1ec31d10 [ 42.107303] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d20fb8f2b0 [ 42.108371] R13: 00007ffd1ec32aa0 R14: 000055d20fb91d20 R15: 000055d20fba38d0 [ 42.109449] [ 42.109839] irq event stamp: 3347 [ 42.110343] hardirqs last enabled at (3355): [] __up_console_sem+0x78/0x80 [ 42.111600] hardirqs last disabled at (3364): [] __up_console_sem+0x5d/0x80 [ 42.112864] softirqs last enabled at (3268): [] handle_softirqs+0x50c/0x770 [ 42.114137] softirqs last disabled at (3263): [] __irq_exit_rcu+0xc4/0x100 [ 42.115396] ---[ end trace 0000000000000000 ]--- [ 42.747626] ------------[ cut here ]------------ [ 42.748581] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.750662] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 42.752162] Modules linked in: [ 42.752838] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.754839] Tainted: [W]=WARN [ 42.755399] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.756864] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.757730] 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 [ 42.760954] RSP: 0018:ffff888009d77bc0 EFLAGS: 00010286 [ 42.761936] RAX: 0000000000000000 RBX: ffffed10013aef78 RCX: ffffffff813a4050 [ 42.763220] RDX: ffff8880167e8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.764506] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10013aef2f [ 42.765798] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.767067] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888009d77df8 [ 42.768352] FS: 00007f64b84ce900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.769799] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.770860] CR2: 00007ffe458f4ef8 CR3: 0000000020772000 CR4: 0000000000350ef0 [ 42.772143] Call Trace: [ 42.772622] [ 42.773075] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.773981] ? __create_object+0x59/0x80 [ 42.774719] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.775691] __vmalloc_noprof+0x59/0x60 [ 42.776442] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.777314] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.778246] bpf_prog_alloc+0x39/0x200 [ 42.778990] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.779917] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.780831] do_seccomp+0x349/0x25e0 [ 42.781512] ? find_held_lock+0x2b/0x80 [ 42.782271] ? do_prlimit+0x310/0x610 [ 42.782996] ? __pfx_do_seccomp+0x10/0x10 [ 42.783736] ? do_raw_spin_unlock+0x53/0x220 [ 42.784585] ? _raw_spin_unlock+0x1e/0x40 [ 42.785367] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.786337] ? static_key_count+0x60/0x80 [ 42.787150] prctl_set_seccomp+0x4e/0x70 [ 42.787933] __do_sys_prctl+0xe6c/0x1d70 [ 42.788686] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.789548] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.790497] ? irqentry_exit+0xf3/0x650 [ 42.791268] do_syscall_64+0xbf/0x430 [ 42.792012] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.792976] RIP: 0033:0x7f64b89c05cd [ 42.793635] 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 [ 42.796822] RSP: 002b:00007ffe458f2630 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.798193] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f64b89c05cd [ 42.799494] RDX: 000055a1dea5be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.800837] RBP: 00007ffe458f2690 R08: 0000000000000000 R09: 00007ffe458f1d30 [ 42.802115] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a1f0c37ad0 [ 42.803394] R13: 00007ffe458f2ac0 R14: 000055a1f0c38bc0 R15: 000055a1f0c49780 [ 42.804691] [ 42.805146] irq event stamp: 1809 [ 42.805749] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 42.807311] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 42.808755] softirqs last enabled at (1766): [] handle_softirqs+0x50c/0x770 [ 42.809721] softirqs last disabled at (1755): [] __irq_exit_rcu+0xc4/0x100 [ 42.810666] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:23285' (ECDSA) to the list of known hosts. 2025/11/17 09:07:48 fuzzer started 2025/11/17 09:07:49 dialing manager at localhost:37895 2025/11/17 09:07:49 checking machine... 2025/11/17 09:07:49 checking revisions... [ 43.745569] kmemleak: Automatic memory scanning thread ended 2025/11/17 09:07:49 testing simple program... [ 43.839085] cgroup: Unknown subsys name 'net' [ 43.908260] cgroup: Unknown subsys name 'cpuset' [ 43.930610] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 09:07:48 Registers: info registers vcpu 0 RAX=000000000003ab7b RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055d20fbc5000 CR3=000000000de0f000 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=37303a393020373120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3933325b646873732038343a3730 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303138 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=dffffc0000000000 RBX=ffffffff8135e1b9 RCX=ffff88806cf08954 RDX=1ffff1100d9e114b RSI=ffffffff85e1ffe0 RDI=ffffffff8135e1b9 RBP=ffffffff8135e1b9 RSP=ffff88806cf089a8 R8 =ffffffff86a17c12 R9 =ffff88806cf08a40 R10=000000000003c9ed R11=000000000000aa04 R12=ffff88806cf08ac8 R13=0000000000000000 R14=ffff888013fa5340 R15=0000000000000000 RIP=ffffffff81439c17 RFL=00000286 [--S--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 00007fedf5f40900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7954f650b0 CR3=000000000dcbc000 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=cdc037aed43a2b4800000000000ae988 XMM05=6fd24690ec448b1600000000003229e0 XMM06=07c8bb74b6c04a440000000000321898 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000