[ 46.937334] ------------[ cut here ]------------ [ 46.938254] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.940361] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.941838] Modules linked in: [ 46.942417] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.944411] Tainted: [W]=WARN [ 46.945008] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.946470] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.947390] 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 [ 46.950596] RSP: 0018:ffff888015a47bc0 EFLAGS: 00010286 [ 46.951566] RAX: 0000000000000000 RBX: ffffed1002b48f78 RCX: ffffffff813a4050 [ 46.952877] RDX: ffff8880177e0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.954171] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b48f2f [ 46.955455] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.956740] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015a47df8 [ 46.958020] FS: 00007ffa9a9c5900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.959447] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.960494] CR2: 00007ffa9aeb7580 CR3: 000000000d13a000 CR4: 0000000000350ef0 [ 46.961847] Call Trace: [ 46.962316] [ 46.962778] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.963671] ? __create_object+0x59/0x80 [ 46.964410] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.965410] __vmalloc_noprof+0x59/0x60 [ 46.966166] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.967039] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.967981] bpf_prog_alloc+0x39/0x200 [ 46.968736] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.969675] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.970575] do_seccomp+0x349/0x25e0 [ 46.971251] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.972166] ? __pfx_do_seccomp+0x10/0x10 [ 46.972980] ? find_held_lock+0x2b/0x80 [ 46.973741] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.974699] ? static_key_count+0x60/0x80 [ 46.975467] prctl_set_seccomp+0x4e/0x70 [ 46.976251] __do_sys_prctl+0xe6c/0x1d70 [ 46.977053] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.977931] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.978908] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.979878] ? irqentry_exit+0xf3/0x650 [ 46.980662] do_syscall_64+0xbf/0x430 [ 46.981358] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.982304] RIP: 0033:0x7ffa9aeb75cd [ 46.983011] 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 [ 46.986233] RSP: 002b:00007ffda7336150 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.987818] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffa9aeb75cd [ 46.989133] RDX: 00005586ac737e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.990428] RBP: 00007ffda73361b0 R08: 0000000000000000 R09: 00007ffda7335850 [ 46.991710] R10: 0000000000000000 R11: 0000000000000246 R12: 00005586b0054ad0 [ 46.993026] R13: 00007ffda73365e0 R14: 00005586b0055bc0 R15: 00005586b0066780 [ 46.994322] [ 46.994792] irq event stamp: 1709 [ 46.995402] hardirqs last enabled at (1717): [] __up_console_sem+0x78/0x80 [ 46.996945] hardirqs last disabled at (1726): [] __up_console_sem+0x5d/0x80 [ 46.998462] softirqs last enabled at (1686): [] handle_softirqs+0x50c/0x770 [ 47.000032] softirqs last disabled at (1681): [] __irq_exit_rcu+0xc4/0x100 [ 47.001572] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.230594] ------------[ cut here ]------------ [ 50.231459] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.233475] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 50.234934] Modules linked in: [ 50.235514] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.237510] Tainted: [W]=WARN [ 50.238096] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.239564] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.240412] 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 [ 50.243566] RSP: 0018:ffff888016687bc0 EFLAGS: 00010286 [ 50.244493] RAX: 0000000000000000 RBX: ffffed1002cd0f78 RCX: ffffffff813a4050 [ 50.245759] RDX: ffff888015aa8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.247034] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cd0f2f [ 50.248307] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.249581] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016687df8 [ 50.250845] FS: 00007fae77a91900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.252262] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.253329] CR2: 00007fae77f83580 CR3: 0000000020d4a000 CR4: 0000000000350ef0 [ 50.254602] Call Trace: [ 50.255058] [ 50.255456] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.256348] ? _raw_spin_unlock_irqrestore+0x2c/0x50 [ 50.257309] ? _raw_spin_unlock_irqrestore+0x34/0x50 [ 50.258232] __vmalloc_noprof+0x59/0x60 [ 50.258980] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.259859] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.260786] bpf_prog_alloc+0x39/0x200 [ 50.261476] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.262394] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.263289] do_seccomp+0x349/0x25e0 [ 50.263994] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.264901] ? __pfx_do_seccomp+0x10/0x10 [ 50.265693] ? find_held_lock+0x2b/0x80 [ 50.266398] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.267342] ? static_key_count+0x60/0x80 [ 50.268121] prctl_set_seccomp+0x4e/0x70 [ 50.268906] __do_sys_prctl+0xe6c/0x1d70 [ 50.269683] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.270490] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.271424] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.272382] ? irqentry_exit+0xf3/0x650 [ 50.273159] do_syscall_64+0xbf/0x430 [ 50.273885] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.274875] RIP: 0033:0x7fae77f835cd [ 50.275629] 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 [ 50.278718] RSP: 002b:00007ffdbb524400 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.280050] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fae77f835cd [ 50.281325] RDX: 0000560d2a469e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.282582] RBP: 00007ffdbb524460 R08: 0000000000000000 R09: 00007ffdbb523b00 [ 50.283841] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560d4dd2ead0 [ 50.285113] R13: 00007ffdbb524890 R14: 0000560d4dd2fbc0 R15: 0000560d4dd40780 [ 50.286388] [ 50.286852] irq event stamp: 1713 [ 50.287454] hardirqs last enabled at (1721): [] __up_console_sem+0x78/0x80 [ 50.288948] hardirqs last disabled at (1730): [] __up_console_sem+0x5d/0x80 [ 50.289919] softirqs last enabled at (1690): [] handle_softirqs+0x50c/0x770 [ 50.290852] softirqs last disabled at (1685): [] __irq_exit_rcu+0xc4/0x100 [ 50.291776] ---[ end trace 0000000000000000 ]--- [ 50.978936] ------------[ cut here ]------------ [ 50.979492] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.980786] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 50.981680] Modules linked in: [ 50.982047] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.983299] Tainted: [W]=WARN [ 50.983691] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.984611] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.985154] 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 [ 50.987109] RSP: 0018:ffff88801392fbc0 EFLAGS: 00010286 [ 50.987706] RAX: 0000000000000000 RBX: ffffed1002725f78 RCX: ffffffff813a4050 [ 50.988466] RDX: ffff888018343780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.989283] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002725f2f [ 50.990075] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.990873] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801392fdf8 [ 50.991664] FS: 00007f1253bf2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.992556] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.993189] CR2: 00007f12540e4580 CR3: 000000000d705000 CR4: 0000000000350ef0 [ 50.993987] Call Trace: [ 50.994280] [ 50.994569] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.995101] ? __create_object+0x59/0x80 [ 50.995592] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.996184] __vmalloc_noprof+0x59/0x60 [ 50.996685] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.997217] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.997818] bpf_prog_alloc+0x39/0x200 [ 50.998268] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.998876] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.999445] do_seccomp+0x349/0x25e0 [ 50.999923] ? __pfx_css_rstat_updated+0x10/0x10 [ 51.000478] ? __pfx_do_seccomp+0x10/0x10 [ 51.001000] ? find_held_lock+0x2b/0x80 [ 51.001465] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.002065] ? static_key_count+0x60/0x80 [ 51.002563] prctl_set_seccomp+0x4e/0x70 [ 51.003033] __do_sys_prctl+0xe6c/0x1d70 [ 51.003501] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.004062] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.004705] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.005307] ? irqentry_exit+0xf3/0x650 [ 51.005817] do_syscall_64+0xbf/0x430 [ 51.006247] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.006837] RIP: 0033:0x7f12540e45cd [ 51.007248] 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 [ 51.009259] RSP: 002b:00007ffe3ee49790 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.010141] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f12540e45cd [ 51.010964] RDX: 00005556a281de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.011822] RBP: 00007ffe3ee497f0 R08: 0000000000000000 R09: 00007ffe3ee48e90 [ 51.012667] R10: 0000000000000000 R11: 0000000000000246 R12: 00005556dd694ad0 [ 51.013493] R13: 00007ffe3ee49c20 R14: 00005556dd695bc0 R15: 00005556dd6a6780 [ 51.014332] [ 51.014635] irq event stamp: 1719 [ 51.015012] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 51.016018] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 51.017066] softirqs last enabled at (1764): [] handle_softirqs+0x50c/0x770 [ 51.018093] softirqs last disabled at (1745): [] __irq_exit_rcu+0xc4/0x100 [ 51.019093] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:13483' (ECDSA) to the list of known hosts. 2025/11/18 05:29:43 fuzzer started 2025/11/18 05:29:43 dialing manager at localhost:37895 2025/11/18 05:29:43 checking machine... 2025/11/18 05:29:43 checking revisions... [ 51.913196] kmemleak: Automatic memory scanning thread ended 2025/11/18 05:29:43 testing simple program... [ 52.004734] cgroup: Unknown subsys name 'net' [ 52.069889] cgroup: Unknown subsys name 'cpuset' [ 52.081749] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 05:29:42 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff8880155cf608 RCX=0000000000000001 RDX=0000000000000000 RSI=0000000000000000 RDI=0000000000000001 RBP=ffffffff85e1ffe0 RSP=ffff8880155cec38 R8 =0000000000000001 R9 =ffff8880155ced30 R10=000000000003c9ed R11=00000000000c6a9d R12=ffffffff8135e7a2 R13=0000000000000206 R14=ffff888014690000 R15=ffff8880155cecf0 RIP=ffffffff81528f47 RFL=00000206 [-----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 00007fae77a91900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fae77a4a008 CR3=000000000d7da000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002f1a7 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 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 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7a276c50a8 CR3=000000000dff0000 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=a83819ae2780adbe9e4c432b88b6ed87 XMM02=0000000000302ce8ec2efd57dc4c00df XMM03=000000000030d950da085bacba3b8d1b XMM04=786302fd7731417c00000000000ae988 XMM05=d96330e2d2db8632000000000031e238 XMM06=3ed9b7a23d9f086c0000000000318358 XMM07=e042d86d42eb936e000000000030e918 XMM08=da085bacba3b8d1b0000000000302d48 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000