[ 39.082021] ------------[ cut here ]------------ [ 39.082972] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.085083] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 39.086660] Modules linked in: [ 39.087372] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.089469] Tainted: [W]=WARN [ 39.090108] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.091686] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.092666] 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 [ 39.096005] RSP: 0018:ffff888016f97bc0 EFLAGS: 00010286 [ 39.097060] RAX: 0000000000000000 RBX: ffffed1002df2f78 RCX: ffffffff813a4050 [ 39.098441] RDX: ffff888015b08000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.099820] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002df2f2f [ 39.101205] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.102576] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f97df8 [ 39.103960] FS: 00007f3553ae5900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.105490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.106626] CR2: 00007f3553fd7580 CR3: 000000000b7bd000 CR4: 0000000000350ef0 [ 39.108021] Call Trace: [ 39.108513] [ 39.109000] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.109954] ? __create_object+0x59/0x80 [ 39.110728] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.111780] __vmalloc_noprof+0x59/0x60 [ 39.112569] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.113502] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.114501] bpf_prog_alloc+0x39/0x200 [ 39.115311] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.116307] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.117293] do_seccomp+0x349/0x25e0 [ 39.118059] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.119012] ? __pfx_do_seccomp+0x10/0x10 [ 39.119803] ? find_held_lock+0x2b/0x80 [ 39.120617] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.121638] ? static_key_count+0x60/0x80 [ 39.122513] prctl_set_seccomp+0x4e/0x70 [ 39.123382] __do_sys_prctl+0xe6c/0x1d70 [ 39.124224] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.125163] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.126204] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.127245] ? irqentry_exit+0xf3/0x650 [ 39.128068] do_syscall_64+0xbf/0x430 [ 39.128813] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.129813] RIP: 0033:0x7f3553fd75cd [ 39.130581] 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 [ 39.133919] RSP: 002b:00007ffea9000e50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.135383] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3553fd75cd [ 39.136743] RDX: 000055aab2bc4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.138099] RBP: 00007ffea9000eb0 R08: 0000000000000000 R09: 00007ffea9000550 [ 39.139484] R10: 0000000000000000 R11: 0000000000000246 R12: 000055aada36ead0 [ 39.140879] R13: 00007ffea90012e0 R14: 000055aada36fbc0 R15: 000055aada380780 [ 39.142263] [ 39.142707] irq event stamp: 2801 [ 39.143425] hardirqs last enabled at (2811): [] __up_console_sem+0x78/0x80 [ 39.145039] hardirqs last disabled at (2820): [] __up_console_sem+0x5d/0x80 [ 39.146654] softirqs last enabled at (2724): [] handle_softirqs+0x50c/0x770 [ 39.148300] softirqs last disabled at (2719): [] __irq_exit_rcu+0xc4/0x100 [ 39.149899] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.572678] ------------[ cut here ]------------ [ 41.573444] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.575100] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 41.576340] Modules linked in: [ 41.576829] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.578549] Tainted: [W]=WARN [ 41.579052] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.580295] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.581050] 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 [ 41.583677] RSP: 0018:ffff88801bc07bc0 EFLAGS: 00010286 [ 41.584489] RAX: 0000000000000000 RBX: ffffed1003780f78 RCX: ffffffff813a4050 [ 41.585646] RDX: ffff88800a943780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.586919] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003780f2f [ 41.588181] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.589247] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bc07df8 [ 41.590302] FS: 00007f1ba4032900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.591491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.592354] CR2: 00007f1ba4524580 CR3: 000000001f554000 CR4: 0000000000350ef0 [ 41.593415] Call Trace: [ 41.593806] [ 41.594182] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.594939] ? __create_object+0x59/0x80 [ 41.595567] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.596542] __vmalloc_noprof+0x59/0x60 [ 41.597306] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.598233] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.599210] bpf_prog_alloc+0x39/0x200 [ 41.599826] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.600607] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.601362] do_seccomp+0x349/0x25e0 [ 41.601972] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.602690] ? __pfx_do_seccomp+0x10/0x10 [ 41.603352] ? find_held_lock+0x2b/0x80 [ 41.603984] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.604753] ? static_key_count+0x60/0x80 [ 41.605416] prctl_set_seccomp+0x4e/0x70 [ 41.606066] __do_sys_prctl+0xe6c/0x1d70 [ 41.606687] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.607423] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.608243] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.609041] ? irqentry_exit+0xf3/0x650 [ 41.609644] do_syscall_64+0xbf/0x430 [ 41.610244] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.611045] RIP: 0033:0x7f1ba45245cd [ 41.611609] 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 [ 41.614251] RSP: 002b:00007ffdd3c7ea20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.615420] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1ba45245cd [ 41.616503] RDX: 0000562455cfae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.617573] RBP: 00007ffdd3c7ea80 R08: 0000000000000000 R09: 00007ffdd3c7e120 [ 41.618712] R10: 0000000000000000 R11: 0000000000000246 R12: 000056246b3be240 [ 41.619854] R13: 00007ffdd3c7eeb0 R14: 000056246b3c7380 R15: 000056246b3d2540 [ 41.620987] [ 41.621352] irq event stamp: 1729 [ 41.621896] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 41.623186] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80 [ 41.624491] softirqs last enabled at (1764): [] handle_softirqs+0x50c/0x770 [ 41.625795] softirqs last disabled at (1757): [] __irq_exit_rcu+0xc4/0x100 [ 41.627071] ---[ end trace 0000000000000000 ]--- [ 42.291205] ------------[ cut here ]------------ [ 42.292121] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.294084] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.295530] Modules linked in: [ 42.296173] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.298474] Tainted: [W]=WARN [ 42.299135] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.300608] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.301511] 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 [ 42.304616] RSP: 0018:ffff888017787bc0 EFLAGS: 00010286 [ 42.305585] RAX: 0000000000000000 RBX: ffffed1002ef0f78 RCX: ffffffff813a4050 [ 42.306858] RDX: ffff8880199c5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.308141] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ef0f2f [ 42.309404] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.310669] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017787df8 [ 42.311938] FS: 00007faddc74b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.313383] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.314432] CR2: 00007fffc6d2cef7 CR3: 000000000f65d000 CR4: 0000000000350ef0 [ 42.315696] Call Trace: [ 42.316214] [ 42.316632] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.317541] ? __create_object+0x59/0x80 [ 42.318328] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.319318] __vmalloc_noprof+0x59/0x60 [ 42.320080] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.320965] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.321910] bpf_prog_alloc+0x39/0x200 [ 42.322610] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.323559] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.324470] do_seccomp+0x349/0x25e0 [ 42.325198] ? find_held_lock+0x2b/0x80 [ 42.325970] ? do_prlimit+0x310/0x610 [ 42.326675] ? __pfx_do_seccomp+0x10/0x10 [ 42.327476] ? do_raw_spin_unlock+0x53/0x220 [ 42.328316] ? _raw_spin_unlock+0x1e/0x40 [ 42.329103] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.330080] ? static_key_count+0x60/0x80 [ 42.330886] prctl_set_seccomp+0x4e/0x70 [ 42.331639] __do_sys_prctl+0xe6c/0x1d70 [ 42.332429] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.333329] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.334312] ? irqentry_exit+0xf3/0x650 [ 42.335088] do_syscall_64+0xbf/0x430 [ 42.335801] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.336762] RIP: 0033:0x7faddcc3d5cd [ 42.337470] 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 [ 42.340704] RSP: 002b:00007fffc6d2bc10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.342090] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faddcc3d5cd [ 42.343400] RDX: 000055732fc0be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.344694] RBP: 00007fffc6d2bc70 R08: 0000000000000000 R09: 00007fffc6d2b310 [ 42.345993] R10: 0000000000000000 R11: 0000000000000246 R12: 00005573507a5b10 [ 42.347298] R13: 00007fffc6d2c0a0 R14: 00005573507a62b0 R15: 00005573507ba6f0 [ 42.348615] [ 42.349088] irq event stamp: 1797 [ 42.349702] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 42.351243] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 42.352781] softirqs last enabled at (1526): [] handle_softirqs+0x50c/0x770 [ 42.354335] softirqs last disabled at (1521): [] __irq_exit_rcu+0xc4/0x100 [ 42.355877] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:11544' (ECDSA) to the list of known hosts. 2025/11/19 05:17:34 fuzzer started 2025/11/19 05:17:34 dialing manager at localhost:34383 2025/11/19 05:17:34 checking machine... 2025/11/19 05:17:34 checking revisions... [ 43.129467] kmemleak: Automatic memory scanning thread ended 2025/11/19 05:17:34 testing simple program... [ 43.193764] cgroup: Unknown subsys name 'net' [ 43.260677] cgroup: Unknown subsys name 'cpuset' [ 43.271583] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 05:17:33 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000014 RCX=ffffffff81b661a5 RDX=ffff888015708000 RSI=ffffffff81b661b2 RDI=0000000000000005 RBP=0000000000000000 RSP=ffff8880154b78c8 R8 =0000000000000000 R9 =ffffffff83ccbf60 R10=0000000000000000 R11=0000000000000001 R12=ffff888016224ec0 R13=0000000000000001 R14=ffff888016224ed4 R15=0000000000000014 RIP=ffffffff81751e08 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 00007f1ba4032900 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=00007f1ba45e9618 CR3=000000000da0c000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001b275 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f966e318400 CR3=0000000009c76000 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=37313a353020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3234325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383730 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000