[ 46.276584] ------------[ cut here ]------------ [ 46.277366] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.279106] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/236 [ 46.280365] Modules linked in: [ 46.280852] CPU: 0 UID: 104 PID: 236 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.282485] Tainted: [W]=WARN [ 46.282941] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.284183] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.284940] 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 [ 46.287579] RSP: 0018:ffff88801d0dfbc0 EFLAGS: 00010286 [ 46.288404] RAX: 0000000000000000 RBX: ffffed1003a1bf78 RCX: ffffffff813a4050 [ 46.289455] RDX: ffff888016550000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.290525] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003a1bf2f [ 46.291589] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.292665] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801d0dfdf8 [ 46.293730] FS: 00007efdba792900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.294930] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.295823] CR2: 00007efdbac84580 CR3: 000000000d011000 CR4: 0000000000350ef0 [ 46.296893] Call Trace: [ 46.297302] [ 46.297644] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.298389] ? __create_object+0x59/0x80 [ 46.298997] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.299815] __vmalloc_noprof+0x59/0x60 [ 46.300449] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.301133] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.301908] bpf_prog_alloc+0x39/0x200 [ 46.302521] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.303247] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.304013] do_seccomp+0x349/0x25e0 [ 46.304614] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.305362] ? __pfx_do_seccomp+0x10/0x10 [ 46.305974] ? find_held_lock+0x2b/0x80 [ 46.306609] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.307405] ? static_key_count+0x60/0x80 [ 46.308038] prctl_set_seccomp+0x4e/0x70 [ 46.308687] __do_sys_prctl+0xe6c/0x1d70 [ 46.309344] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.310016] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.310822] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.311634] ? irqentry_exit+0xf3/0x650 [ 46.312244] do_syscall_64+0xbf/0x430 [ 46.312864] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.313656] RIP: 0033:0x7efdbac845cd [ 46.314204] 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 [ 46.316859] RSP: 002b:00007ffe6d298270 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.317984] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efdbac845cd [ 46.319044] RDX: 00005636b7c13e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.320111] RBP: 00007ffe6d2982d0 R08: 0000000000000000 R09: 00007ffe6d297970 [ 46.321169] R10: 0000000000000000 R11: 0000000000000246 R12: 00005636e5d0aad0 [ 46.322230] R13: 00007ffe6d298700 R14: 00005636e5d0bbc0 R15: 00005636e5d1c780 [ 46.323322] [ 46.323684] irq event stamp: 1681 [ 46.324183] hardirqs last enabled at (1689): [] __up_console_sem+0x78/0x80 [ 46.325452] hardirqs last disabled at (1698): [] __up_console_sem+0x5d/0x80 [ 46.326714] softirqs last enabled at (1192): [] handle_softirqs+0x50c/0x770 [ 46.328007] softirqs last disabled at (1179): [] __irq_exit_rcu+0xc4/0x100 [ 46.329266] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.520637] ------------[ cut here ]------------ [ 49.521436] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.523121] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 49.524334] Modules linked in: [ 49.524838] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.526696] Tainted: [W]=WARN [ 49.527160] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.528681] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.529433] 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 [ 49.532098] RSP: 0018:ffff88801af0fbc0 EFLAGS: 00010286 [ 49.532911] RAX: 0000000000000000 RBX: ffffed10035e1f78 RCX: ffffffff813a4050 [ 49.533999] RDX: ffff888017571bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.535065] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035e1f2f [ 49.536143] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.537217] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801af0fdf8 [ 49.538299] FS: 00007f328c1cf900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.539502] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.540387] CR2: 00007ffe25b2eef8 CR3: 00000000134ac000 CR4: 0000000000350ef0 [ 49.541448] Call Trace: [ 49.541841] [ 49.542182] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.542924] ? __create_object+0x59/0x80 [ 49.543576] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.544377] __vmalloc_noprof+0x59/0x60 [ 49.545036] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.545846] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.546635] bpf_prog_alloc+0x39/0x200 [ 49.547205] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.547991] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.548742] do_seccomp+0x349/0x25e0 [ 49.549331] ? find_held_lock+0x2b/0x80 [ 49.549919] ? do_prlimit+0x310/0x610 [ 49.550524] ? __pfx_do_seccomp+0x10/0x10 [ 49.551147] ? do_raw_spin_unlock+0x53/0x220 [ 49.551846] ? _raw_spin_unlock+0x1e/0x40 [ 49.552490] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.553249] ? static_key_count+0x60/0x80 [ 49.553915] prctl_set_seccomp+0x4e/0x70 [ 49.554555] __do_sys_prctl+0xe6c/0x1d70 [ 49.555158] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.555868] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.556656] ? irqentry_exit+0xf3/0x650 [ 49.557247] do_syscall_64+0xbf/0x430 [ 49.557856] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.558638] RIP: 0033:0x7f328c6c15cd [ 49.559184] 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 [ 49.561786] RSP: 002b:00007ffe25b2d3f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.562903] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f328c6c15cd [ 49.563952] RDX: 000055c204adce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.564995] RBP: 00007ffe25b2d450 R08: 0000000000000000 R09: 00007ffe25b2caf0 [ 49.566034] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c208605ad0 [ 49.567093] R13: 00007ffe25b2d880 R14: 000055c208606bc0 R15: 000055c208617780 [ 49.568169] [ 49.568541] irq event stamp: 1867 [ 49.569039] hardirqs last enabled at (1875): [] __up_console_sem+0x78/0x80 [ 49.570287] hardirqs last disabled at (1884): [] __up_console_sem+0x5d/0x80 [ 49.571564] softirqs last enabled at (1488): [] handle_softirqs+0x50c/0x770 [ 49.572855] softirqs last disabled at (1483): [] __irq_exit_rcu+0xc4/0x100 [ 49.574109] ---[ end trace 0000000000000000 ]--- [ 50.396738] ------------[ cut here ]------------ [ 50.397659] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.399757] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 50.401220] Modules linked in: [ 50.402066] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.404131] Tainted: [W]=WARN [ 50.404729] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.406190] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.407116] 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 [ 50.410252] RSP: 0018:ffff88801744fbc0 EFLAGS: 00010286 [ 50.411201] RAX: 0000000000000000 RBX: ffffed1002e89f78 RCX: ffffffff813a4050 [ 50.412495] RDX: ffff8880161eb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.413757] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e89f2f [ 50.415022] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.416299] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801744fdf8 [ 50.417566] FS: 00007f74ce436900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.418984] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.420041] CR2: 00007f74ce928580 CR3: 000000001f343000 CR4: 0000000000350ef0 [ 50.421311] Call Trace: [ 50.421767] [ 50.422166] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.423059] ? __create_object+0x59/0x80 [ 50.423843] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.424800] __vmalloc_noprof+0x59/0x60 [ 50.425544] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.426398] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.427323] bpf_prog_alloc+0x39/0x200 [ 50.428020] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.428926] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.429816] do_seccomp+0x349/0x25e0 [ 50.430536] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.431437] ? __pfx_do_seccomp+0x10/0x10 [ 50.432183] ? find_held_lock+0x2b/0x80 [ 50.432939] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.433897] ? static_key_count+0x60/0x80 [ 50.434696] prctl_set_seccomp+0x4e/0x70 [ 50.435472] __do_sys_prctl+0xe6c/0x1d70 [ 50.436211] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.437061] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.438020] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.438984] ? irqentry_exit+0xf3/0x650 [ 50.439753] do_syscall_64+0xbf/0x430 [ 50.440487] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.441448] RIP: 0033:0x7f74ce9285cd [ 50.442096] 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 [ 50.445242] RSP: 002b:00007fffb81a5290 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.446617] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f74ce9285cd [ 50.447917] RDX: 0000556339c88e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.449189] RBP: 00007fffb81a52f0 R08: 0000000000000000 R09: 00007fffb81a4990 [ 50.450470] R10: 0000000000000000 R11: 0000000000000246 R12: 00005563704dd2b0 [ 50.451744] R13: 00007fffb81a5720 R14: 00005563704dfd20 R15: 00005563704f18d0 [ 50.453036] [ 50.453490] irq event stamp: 1785 [ 50.454091] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 50.455594] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 50.457104] softirqs last enabled at (1310): [] handle_softirqs+0x50c/0x770 [ 50.458633] softirqs last disabled at (1821): [] __irq_exit_rcu+0xc4/0x100 [ 50.460174] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:62672' (ECDSA) to the list of known hosts. 2025/11/17 17:04:16 fuzzer started 2025/11/17 17:04:16 dialing manager at localhost:37895 2025/11/17 17:04:16 checking machine... 2025/11/17 17:04:16 checking revisions... [ 51.394449] kmemleak: Automatic memory scanning thread ended 2025/11/17 17:04:16 testing simple program... [ 51.480829] cgroup: Unknown subsys name 'net' [ 51.530848] cgroup: Unknown subsys name 'cpuset' [ 51.550153] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 17:04:15 Registers: info registers vcpu 0 RAX=00007f328c28b060 RBX=00007ffe25b2cbc0 RCX=00007ffe25b2cb38 RDX=000000000000001b RSI=000000000000002c RDI=00007f328cd79060 RBP=00007ffe25b2ccf0 RSP=00007ffe25b2ca60 R8 =000055c208620810 R9 =00007ffe25b2cbf0 R10=000000000000002c R11=0000000000000246 R12=0000000000000000 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=00007f328cd629ed RFL=00000206 [-----P-] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f328c1cf900 00000000 00000000 GS =0000 0000000000000000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f328c56c31c CR3=000000001f264000 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=6720646572637465733a4d41503d706f 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=00000000000290a5 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 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f3f5588c000 CR3=000000000d91d000 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=26d01aea3100fea57e48ee6ec7a81083 XMM02=2c67c8bc2e329bc30000000000304cc0 XMM03=fb795ef6d65770560000000000310098 XMM04=9f6e2d4debcc266600000000000ae988 XMM05=14648eaa1277bab1000000000031fda0 XMM06=817b8945e9d50373000000000031fc28 XMM07=e042d86d42eb936e0000000000310318 XMM08=ab8257e4138491420000000000304d20 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000