[ 39.371933] ------------[ cut here ]------------ [ 39.372929] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.375201] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.376758] Modules linked in: [ 39.377469] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.379620] Tainted: [W]=WARN [ 39.380272] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.381879] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.382881] 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 [ 39.386299] RSP: 0018:ffff8880171efbc0 EFLAGS: 00010286 [ 39.387369] RAX: 0000000000000000 RBX: ffffed1002e3df78 RCX: ffffffff813a4050 [ 39.388770] RDX: ffff8880166d0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.390170] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e3df2f [ 39.391564] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.392950] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171efdf8 [ 39.394364] FS: 00007f508e093900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.395923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.397076] CR2: 00007f508e585580 CR3: 000000000eaea000 CR4: 0000000000350ef0 [ 39.398492] Call Trace: [ 39.398990] [ 39.399496] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.400479] ? __create_object+0x59/0x80 [ 39.401339] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.402419] __vmalloc_noprof+0x59/0x60 [ 39.403256] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.404208] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.405223] bpf_prog_alloc+0x39/0x200 [ 39.405993] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.407013] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.408006] do_seccomp+0x349/0x25e0 [ 39.408795] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.409771] ? __pfx_do_seccomp+0x10/0x10 [ 39.410673] ? find_held_lock+0x2b/0x80 [ 39.411491] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.412553] ? static_key_count+0x60/0x80 [ 39.413429] prctl_set_seccomp+0x4e/0x70 [ 39.414291] __do_sys_prctl+0xe6c/0x1d70 [ 39.415092] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.416027] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.417081] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.418164] ? irqentry_exit+0xf3/0x650 [ 39.418953] do_syscall_64+0xbf/0x430 [ 39.419763] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.420788] RIP: 0033:0x7f508e5855cd [ 39.421555] 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 [ 39.425006] RSP: 002b:00007fffd3978e20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.426510] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f508e5855cd [ 39.427891] RDX: 00005620a91e8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.429296] RBP: 00007fffd3978e80 R08: 0000000000000000 R09: 00007fffd3978520 [ 39.430715] R10: 0000000000000000 R11: 0000000000000246 R12: 00005620ca261ad0 [ 39.432135] R13: 00007fffd39792b0 R14: 00005620ca262bc0 R15: 00005620ca273780 [ 39.433526] [ 39.434001] irq event stamp: 1705 [ 39.434708] hardirqs last enabled at (1715): [] __up_console_sem+0x78/0x80 [ 39.436357] hardirqs last disabled at (1724): [] __up_console_sem+0x5d/0x80 [ 39.438028] softirqs last enabled at (1200): [] handle_softirqs+0x50c/0x770 [ 39.439364] softirqs last disabled at (1743): [] __irq_exit_rcu+0xc4/0x100 [ 39.440387] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.601646] ------------[ cut here ]------------ [ 42.602605] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.604665] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.606144] Modules linked in: [ 42.606739] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.608763] Tainted: [W]=WARN [ 42.609363] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.610880] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.611813] 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 [ 42.615043] RSP: 0018:ffff88801607fbc0 EFLAGS: 00010286 [ 42.616036] RAX: 0000000000000000 RBX: ffffed1002c0ff78 RCX: ffffffff813a4050 [ 42.617339] RDX: ffff88800c72b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.618674] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c0ff2f [ 42.619967] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.621285] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801607fdf8 [ 42.622603] FS: 00007f3258bc7900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.624061] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.625172] CR2: 00007ffe17643ef7 CR3: 000000000d899000 CR4: 0000000000350ef0 [ 42.626498] Call Trace: [ 42.626966] [ 42.627444] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.628366] ? __create_object+0x59/0x80 [ 42.629164] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.630160] __vmalloc_noprof+0x59/0x60 [ 42.630879] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.631756] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.632731] bpf_prog_alloc+0x39/0x200 [ 42.633492] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.634465] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.635386] do_seccomp+0x349/0x25e0 [ 42.636067] ? find_held_lock+0x2b/0x80 [ 42.636851] ? do_prlimit+0x310/0x610 [ 42.637612] ? __pfx_do_seccomp+0x10/0x10 [ 42.638428] ? do_raw_spin_unlock+0x53/0x220 [ 42.639279] ? _raw_spin_unlock+0x1e/0x40 [ 42.640018] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.641001] ? static_key_count+0x60/0x80 [ 42.641814] prctl_set_seccomp+0x4e/0x70 [ 42.642603] __do_sys_prctl+0xe6c/0x1d70 [ 42.643406] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.644276] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.645277] ? irqentry_exit+0xf3/0x650 [ 42.646009] do_syscall_64+0xbf/0x430 [ 42.646754] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.647713] RIP: 0033:0x7f32590b95cd [ 42.648437] 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 [ 42.651647] RSP: 002b:00007ffe17641b40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.653019] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32590b95cd [ 42.654335] RDX: 0000558c787d2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.655641] RBP: 00007ffe17641ba0 R08: 0000000000000000 R09: 00007ffe17641240 [ 42.656955] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558cb64b4ad0 [ 42.658270] R13: 00007ffe17641fd0 R14: 0000558cb64b5bc0 R15: 0000558cb64c6780 [ 42.659582] [ 42.660014] irq event stamp: 1705 [ 42.660676] hardirqs last enabled at (1715): [] __up_console_sem+0x78/0x80 [ 42.662233] hardirqs last disabled at (1724): [] __up_console_sem+0x5d/0x80 [ 42.663767] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 42.665328] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 42.666898] ---[ end trace 0000000000000000 ]--- [ 43.445316] ------------[ cut here ]------------ [ 43.446258] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.448286] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.449764] Modules linked in: [ 43.450415] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.452454] Tainted: [W]=WARN [ 43.453018] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.454518] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.455446] 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 [ 43.458645] RSP: 0018:ffff88801745fbc0 EFLAGS: 00010286 [ 43.459627] RAX: 0000000000000000 RBX: ffffed1002e8bf78 RCX: ffffffff813a4050 [ 43.460912] RDX: ffff888016393780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.462227] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e8bf2f [ 43.463532] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.464827] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801745fdf8 [ 43.466140] FS: 00007fa2046a8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.467598] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.468665] CR2: 00007fff1e2e9ef7 CR3: 000000000c4c8000 CR4: 0000000000350ef0 [ 43.469973] Call Trace: [ 43.470485] [ 43.470897] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.471805] ? __create_object+0x59/0x80 [ 43.472595] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.473574] __vmalloc_noprof+0x59/0x60 [ 43.474350] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.475241] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.476182] bpf_prog_alloc+0x39/0x200 [ 43.476881] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.477817] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.478757] do_seccomp+0x349/0x25e0 [ 43.479488] ? find_held_lock+0x2b/0x80 [ 43.480258] ? do_prlimit+0x310/0x610 [ 43.480970] ? __pfx_do_seccomp+0x10/0x10 [ 43.481768] ? do_raw_spin_unlock+0x53/0x220 [ 43.482617] ? _raw_spin_unlock+0x1e/0x40 [ 43.483403] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.484372] ? static_key_count+0x60/0x80 [ 43.485182] prctl_set_seccomp+0x4e/0x70 [ 43.485926] __do_sys_prctl+0xe6c/0x1d70 [ 43.486717] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.487580] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.488553] ? irqentry_exit+0xf3/0x650 [ 43.489325] do_syscall_64+0xbf/0x430 [ 43.490023] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.490977] RIP: 0033:0x7fa204b9a5cd [ 43.491680] 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 [ 43.494836] RSP: 002b:00007fff1e2e81e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.496204] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa204b9a5cd [ 43.497488] RDX: 00005568a5497e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.498795] RBP: 00007fff1e2e8240 R08: 0000000000000000 R09: 00007fff1e2e78e0 [ 43.500080] R10: 0000000000000000 R11: 0000000000000246 R12: 00005568be4be2b0 [ 43.501364] R13: 00007fff1e2e8670 R14: 00005568be4c0d20 R15: 00005568be4d28d0 [ 43.502677] [ 43.503100] irq event stamp: 1781 [ 43.503743] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 43.505265] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 43.506730] softirqs last enabled at (1636): [] handle_softirqs+0x50c/0x770 [ 43.508019] softirqs last disabled at (1631): [] __irq_exit_rcu+0xc4/0x100 [ 43.509283] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:57872' (ECDSA) to the list of known hosts. 2025/11/18 05:41:54 fuzzer started 2025/11/18 05:41:55 dialing manager at localhost:37895 2025/11/18 05:41:55 checking machine... 2025/11/18 05:41:55 checking revisions... [ 44.380696] kmemleak: Automatic memory scanning thread ended 2025/11/18 05:41:55 testing simple program... [ 44.470175] cgroup: Unknown subsys name 'net' [ 44.525082] cgroup: Unknown subsys name 'cpuset' [ 44.545749] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 05:41:54 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=00007f32590ba000 RCX=ffffffff812099a2 RDX=ffff8880158d0000 RSI=ffffffff812099b0 RDI=0000000000000007 RBP=0000000000000001 RSP=ffff888016d5f610 R8 =ffffffff869d7fd6 R9 =0000000000000000 R10=00007f32590ba000 R11=0000000000000003 R12=ffff888016d5f758 R13=0000000000000000 R14=ffff8880158d0000 R15=ffff8880096c7b40 RIP=ffffffff81751c78 RFL=00000207 [-----PC] 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 00007f3258bc7900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe1763b000 CR3=000000000e8f4000 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=31343a353020383120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3034325b646873732034353a3134 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363237 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=000000000002a239 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 fffffe5800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6fb559e020 CR3=000000000e322000 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=0659137bae08cab24b4155a46ab652ff XMM02=0000000000300c60ec2efd57dc4c00df XMM03=000000000030c680894da7484ff3bb06 XMM04=96c8233e6f75520800000000000ae988 XMM05=8892100bf1a16e00000000000031de58 XMM06=474038aa6c007e1f000000000031cef8 XMM07=e042d86d42eb936e000000000030c900 XMM08=894da7484ff3bb060000000000300cc0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000