[ 38.860332] ------------[ cut here ]------------ [ 38.860913] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.862173] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.863044] Modules linked in: [ 38.863403] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.864593] Tainted: [W]=WARN [ 38.864956] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.865856] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.866388] 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 [ 38.868290] RSP: 0018:ffff888017ff7bc0 EFLAGS: 00010286 [ 38.868881] RAX: 0000000000000000 RBX: ffffed1002ffef78 RCX: ffffffff813a4050 [ 38.869628] RDX: ffff888016a00000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.870404] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ffef2f [ 38.871175] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.871951] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017ff7df8 [ 38.872688] FS: 00007fc40f8ac900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.873544] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.874186] CR2: 00007ffcf9f3bef8 CR3: 000000000ba9d000 CR4: 0000000000350ef0 [ 38.874958] Call Trace: [ 38.875235] [ 38.875481] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.876018] ? __create_object+0x59/0x80 [ 38.876469] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.877046] __vmalloc_noprof+0x59/0x60 [ 38.877482] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.878020] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.878553] bpf_prog_alloc+0x39/0x200 [ 38.879000] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.879528] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.880068] do_seccomp+0x349/0x25e0 [ 38.880478] ? find_held_lock+0x2b/0x80 [ 38.880935] ? do_prlimit+0x310/0x610 [ 38.881360] ? __pfx_do_seccomp+0x10/0x10 [ 38.881833] ? do_raw_spin_unlock+0x53/0x220 [ 38.882306] ? _raw_spin_unlock+0x1e/0x40 [ 38.882743] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.883319] ? static_key_count+0x60/0x80 [ 38.883774] prctl_set_seccomp+0x4e/0x70 [ 38.884237] __do_sys_prctl+0xe6c/0x1d70 [ 38.884688] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.885195] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.885762] ? irqentry_exit+0xf3/0x650 [ 38.886215] do_syscall_64+0xbf/0x430 [ 38.886633] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.887207] RIP: 0033:0x7fc40fd9e5cd [ 38.887605] 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 [ 38.889501] RSP: 002b:00007ffcf9f3a850 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.890329] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc40fd9e5cd [ 38.891106] RDX: 00005562155a6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.891883] RBP: 00007ffcf9f3a8b0 R08: 0000000000000000 R09: 00007ffcf9f39f50 [ 38.892637] R10: 0000000000000000 R11: 0000000000000246 R12: 000055624f942ad0 [ 38.893411] R13: 00007ffcf9f3ace0 R14: 000055624f943bc0 R15: 000055624f954780 [ 38.894192] [ 38.894446] irq event stamp: 2791 [ 38.894831] hardirqs last enabled at (2801): [] irqentry_exit+0x17b/0x650 [ 38.895714] hardirqs last disabled at (2808): [] __up_console_sem+0x5d/0x80 [ 38.896630] softirqs last enabled at (2300): [] handle_softirqs+0x50c/0x770 [ 38.897562] softirqs last disabled at (2279): [] __irq_exit_rcu+0xc4/0x100 [ 38.898473] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.601591] ------------[ cut here ]------------ [ 41.602559] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.604884] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 41.606585] Modules linked in: [ 41.607219] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.609246] Tainted: [W]=WARN [ 41.609876] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.611344] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.612268] 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 [ 41.615435] RSP: 0018:ffff88800f467bc0 EFLAGS: 00010286 [ 41.616429] RAX: 0000000000000000 RBX: ffffed1001e8cf78 RCX: ffffffff813a4050 [ 41.617738] RDX: ffff888016dd1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.619012] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e8cf2f [ 41.620318] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.621625] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f467df8 [ 41.622930] FS: 00007f4204ab6900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.624387] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.625465] CR2: 00007f4204fa8580 CR3: 000000001fdb0000 CR4: 0000000000350ef0 [ 41.626783] Call Trace: [ 41.627293] [ 41.627712] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.628628] ? __create_object+0x59/0x80 [ 41.629424] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.630431] __vmalloc_noprof+0x59/0x60 [ 41.631202] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.632079] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.633029] bpf_prog_alloc+0x39/0x200 [ 41.633747] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.634686] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.635592] do_seccomp+0x349/0x25e0 [ 41.636313] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.637231] ? __pfx_do_seccomp+0x10/0x10 [ 41.638036] ? find_held_lock+0x2b/0x80 [ 41.638764] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.639733] ? static_key_count+0x60/0x80 [ 41.640529] prctl_set_seccomp+0x4e/0x70 [ 41.641316] __do_sys_prctl+0xe6c/0x1d70 [ 41.642126] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.643002] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.643973] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.644943] ? irqentry_exit+0xf3/0x650 [ 41.645687] do_syscall_64+0xbf/0x430 [ 41.646438] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.647394] RIP: 0033:0x7f4204fa85cd [ 41.648102] 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 [ 41.651276] RSP: 002b:00007ffff7d15fe0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.652637] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4204fa85cd [ 41.653948] RDX: 00005571fa3cbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.655246] RBP: 00007ffff7d16040 R08: 0000000000000000 R09: 00007ffff7d156e0 [ 41.656535] R10: 0000000000000000 R11: 0000000000000246 R12: 00005572033f7bf0 [ 41.657833] R13: 00007ffff7d16470 R14: 0000557203401380 R15: 000055720340c460 [ 41.659127] [ 41.659553] irq event stamp: 1719 [ 41.660199] hardirqs last enabled at (1729): [] __up_console_sem+0x78/0x80 [ 41.661757] hardirqs last disabled at (1738): [] __up_console_sem+0x5d/0x80 [ 41.663281] softirqs last enabled at (1202): [] handle_softirqs+0x50c/0x770 [ 41.664835] softirqs last disabled at (1187): [] __irq_exit_rcu+0xc4/0x100 [ 41.666355] ---[ end trace 0000000000000000 ]--- [ 42.424296] ------------[ cut here ]------------ [ 42.425229] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.427288] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 42.428738] Modules linked in: [ 42.429357] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.431305] Tainted: [W]=WARN [ 42.431901] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.433344] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.434261] 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 [ 42.437413] RSP: 0018:ffff88801a1a7bc0 EFLAGS: 00010286 [ 42.438405] RAX: 0000000000000000 RBX: ffffed1003434f78 RCX: ffffffff813a4050 [ 42.439668] RDX: ffff88800f508000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.440924] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003434f2f [ 42.442194] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.443460] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a1a7df8 [ 42.444720] FS: 00007fd395218900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.446144] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.447175] CR2: 00007ffe4630bef8 CR3: 000000002043a000 CR4: 0000000000350ef0 [ 42.448431] Call Trace: [ 42.448933] [ 42.449339] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.450233] ? __create_object+0x59/0x80 [ 42.451009] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.451966] __vmalloc_noprof+0x59/0x60 [ 42.452669] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.453536] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.454458] bpf_prog_alloc+0x39/0x200 [ 42.455193] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.456123] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.457012] do_seccomp+0x349/0x25e0 [ 42.457687] ? find_held_lock+0x2b/0x80 [ 42.458450] ? do_prlimit+0x310/0x610 [ 42.459184] ? __pfx_do_seccomp+0x10/0x10 [ 42.459967] ? do_raw_spin_unlock+0x53/0x220 [ 42.460742] ? _raw_spin_unlock+0x1e/0x40 [ 42.461509] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.462471] ? static_key_count+0x60/0x80 [ 42.463267] prctl_set_seccomp+0x4e/0x70 [ 42.464029] __do_sys_prctl+0xe6c/0x1d70 [ 42.464759] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.465606] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.466562] ? irqentry_exit+0xf3/0x650 [ 42.467310] do_syscall_64+0xbf/0x430 [ 42.468038] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.469001] RIP: 0033:0x7fd39570a5cd [ 42.469667] 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 [ 42.472781] RSP: 002b:00007ffe463098f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.474153] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd39570a5cd [ 42.475422] RDX: 000055f8fdbe6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.476695] RBP: 00007ffe46309950 R08: 0000000000000000 R09: 00007ffe46308ff0 [ 42.477970] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f91d76b2b0 [ 42.479230] R13: 00007ffe46309d80 R14: 000055f91d76dd20 R15: 000055f91d77f8d0 [ 42.480514] [ 42.480967] irq event stamp: 1747 [ 42.481587] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80 [ 42.483091] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 42.484605] softirqs last enabled at (1648): [] handle_softirqs+0x50c/0x770 [ 42.486148] softirqs last disabled at (1643): [] __irq_exit_rcu+0xc4/0x100 [ 42.487648] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:27358' (ECDSA) to the list of known hosts. 2025/11/18 04:18:08 fuzzer started 2025/11/18 04:18:08 dialing manager at localhost:37895 2025/11/18 04:18:08 checking machine... 2025/11/18 04:18:08 checking revisions... [ 43.401153] kmemleak: Automatic memory scanning thread ended 2025/11/18 04:18:08 testing simple program... [ 43.488889] cgroup: Unknown subsys name 'net' [ 43.546446] cgroup: Unknown subsys name 'cpuset' [ 43.565662] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 04:18:07 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88806ce3c2f0 RCX=ffffffff817d97d6 RDX=0000000000000000 RSI=0000000000000008 RDI=ffff88806ce31cd0 RBP=ffff888008c4b780 RSP=ffff888017fefc10 R8 =0000000000000000 R9 =0000000000000001 R10=ffffffff8664f657 R11=0000000000000000 R12=0000000000000004 R13=0000000000000200 R14=0000000000000000 R15=ffff888009a2fb90 RIP=ffffffff81526d4b RFL=00000002 [-------] 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 00007f4204ab6900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffff7d10000 CR3=000000001fe2c000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001d509 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=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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdb638c3a8 CR3=000000000e256000 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=0cec68e607e43fbf05426ffd5768bfc5 XMM02=ec2efd57dc4c00df0000000000304cc0 XMM03=cc9e058b925fe3330000000000304d90 XMM04=59f6ca8cf143d82d00000000000ae988 XMM05=090f1556b20111b3000000000031ebb8 XMM06=5b75c91c80445342000000000031ea40 XMM07=e042d86d42eb936e000000000030f358 XMM08=cc9e058b925fe3330000000000304d90 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000