[ 46.210024] ------------[ cut here ]------------ [ 46.210944] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.213039] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 46.214482] Modules linked in: [ 46.215104] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.217074] Tainted: [W]=WARN [ 46.217627] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.219317] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.220290] 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 [ 46.223419] RSP: 0018:ffff888017fd7bc0 EFLAGS: 00010286 [ 46.224370] RAX: 0000000000000000 RBX: ffffed1002ffaf78 RCX: ffffffff813a4050 [ 46.225650] RDX: ffff8880179e3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.226900] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ffaf2f [ 46.228150] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.229437] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017fd7df8 [ 46.230702] FS: 00007f597fd0d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.232139] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.233211] CR2: 00007fff309bbef7 CR3: 000000000c428000 CR4: 0000000000350ef0 [ 46.234471] Call Trace: [ 46.234981] [ 46.235386] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.236263] ? __create_object+0x59/0x80 [ 46.237079] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.238036] __vmalloc_noprof+0x59/0x60 [ 46.238787] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.239582] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.240533] bpf_prog_alloc+0x39/0x200 [ 46.241247] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.242165] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.243055] do_seccomp+0x349/0x25e0 [ 46.243709] ? find_held_lock+0x2b/0x80 [ 46.244492] ? do_prlimit+0x310/0x610 [ 46.245235] ? __pfx_do_seccomp+0x10/0x10 [ 46.246021] ? do_raw_spin_unlock+0x53/0x220 [ 46.246849] ? _raw_spin_unlock+0x1e/0x40 [ 46.247554] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.248511] ? static_key_count+0x60/0x80 [ 46.249315] prctl_set_seccomp+0x4e/0x70 [ 46.250080] __do_sys_prctl+0xe6c/0x1d70 [ 46.250848] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.251635] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.252600] ? irqentry_exit+0xf3/0x650 [ 46.253342] do_syscall_64+0xbf/0x430 [ 46.254065] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.254991] RIP: 0033:0x7f59801ff5cd [ 46.255622] 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 [ 46.258697] RSP: 002b:00007fff309b9a90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.260038] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f59801ff5cd [ 46.261315] RDX: 000055deae207e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.262554] RBP: 00007fff309b9af0 R08: 0000000000000000 R09: 00007fff309b9190 [ 46.263805] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dec7a1bbf0 [ 46.265094] R13: 00007fff309b9f20 R14: 000055dec7a25380 R15: 000055dec7a30460 [ 46.266353] [ 46.266803] irq event stamp: 1869 [ 46.267400] hardirqs last enabled at (1877): [] __up_console_sem+0x78/0x80 [ 46.269039] hardirqs last disabled at (1886): [] __up_console_sem+0x5d/0x80 [ 46.270813] softirqs last enabled at (1702): [] handle_softirqs+0x50c/0x770 [ 46.272632] softirqs last disabled at (1687): [] __irq_exit_rcu+0xc4/0x100 [ 46.273812] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.292935] ------------[ cut here ]------------ [ 49.293870] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.295994] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 49.297708] Modules linked in: [ 49.298414] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.300443] Tainted: [W]=WARN [ 49.301046] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.302539] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.303467] 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 [ 49.306702] RSP: 0018:ffff88800f3cfbc0 EFLAGS: 00010286 [ 49.307683] RAX: 0000000000000000 RBX: ffffed1001e79f78 RCX: ffffffff813a4050 [ 49.309005] RDX: ffff88800eaf0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.310312] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e79f2f [ 49.311615] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.312928] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f3cfdf8 [ 49.314234] FS: 00007f80980bf900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.315699] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.316788] CR2: 00007ffcd0f32ef7 CR3: 000000000e284000 CR4: 0000000000350ef0 [ 49.318097] Call Trace: [ 49.318570] [ 49.319030] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.319949] ? __create_object+0x59/0x80 [ 49.320710] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.321701] __vmalloc_noprof+0x59/0x60 [ 49.322480] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.323372] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.324321] bpf_prog_alloc+0x39/0x200 [ 49.325087] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.326033] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.326955] do_seccomp+0x349/0x25e0 [ 49.327641] ? find_held_lock+0x2b/0x80 [ 49.328424] ? do_prlimit+0x310/0x610 [ 49.329181] ? __pfx_do_seccomp+0x10/0x10 [ 49.329984] ? do_raw_spin_unlock+0x53/0x220 [ 49.330831] ? _raw_spin_unlock+0x1e/0x40 [ 49.331582] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.332566] ? static_key_count+0x60/0x80 [ 49.333380] prctl_set_seccomp+0x4e/0x70 [ 49.334171] __do_sys_prctl+0xe6c/0x1d70 [ 49.334973] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.335853] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.336851] ? irqentry_exit+0xf3/0x650 [ 49.337584] do_syscall_64+0xbf/0x430 [ 49.338337] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.339307] RIP: 0033:0x7f80985b15cd [ 49.340022] 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 [ 49.343263] RSP: 002b:00007ffcd0f31700 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.344666] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f80985b15cd [ 49.345972] RDX: 000055cd49977e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.347273] RBP: 00007ffcd0f31760 R08: 0000000000000000 R09: 00007ffcd0f30e00 [ 49.348586] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cd4cf0b240 [ 49.349836] R13: 00007ffcd0f31b90 R14: 000055cd4cf0abf0 R15: 000055cd4cf1f4d0 [ 49.350948] [ 49.351309] irq event stamp: 1801 [ 49.351860] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 49.353176] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 49.354473] softirqs last enabled at (1384): [] handle_softirqs+0x50c/0x770 [ 49.355785] softirqs last disabled at (1379): [] __irq_exit_rcu+0xc4/0x100 [ 49.357085] ---[ end trace 0000000000000000 ]--- [ 49.986134] ------------[ cut here ]------------ [ 49.987071] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.989111] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/255 [ 49.990588] Modules linked in: [ 49.991237] CPU: 0 UID: 104 PID: 255 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.993227] Tainted: [W]=WARN [ 49.993831] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.995312] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.996237] 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 [ 49.999397] RSP: 0018:ffff88800d73fbc0 EFLAGS: 00010286 [ 50.000363] RAX: 0000000000000000 RBX: ffffed1001ae7f78 RCX: ffffffff813a4050 [ 50.001679] RDX: ffff888016e58000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.002974] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ae7f2f [ 50.004246] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.005537] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800d73fdf8 [ 50.006821] FS: 00007f91d3cc4900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.008278] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.009363] CR2: 00007f91d41b6580 CR3: 000000000bcfb000 CR4: 0000000000350ef0 [ 50.010656] Call Trace: [ 50.011171] [ 50.011592] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.012512] ? __create_object+0x59/0x80 [ 50.013324] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.014335] __vmalloc_noprof+0x59/0x60 [ 50.015107] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.015994] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.016947] bpf_prog_alloc+0x39/0x200 [ 50.017651] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.018576] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.019500] do_seccomp+0x349/0x25e0 [ 50.020230] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.021151] ? __pfx_do_seccomp+0x10/0x10 [ 50.021968] ? find_held_lock+0x2b/0x80 [ 50.022700] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.023694] ? static_key_count+0x60/0x80 [ 50.024514] prctl_set_seccomp+0x4e/0x70 [ 50.025314] __do_sys_prctl+0xe6c/0x1d70 [ 50.026106] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.026963] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.027934] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.028918] ? irqentry_exit+0xf3/0x650 [ 50.029639] do_syscall_64+0xbf/0x430 [ 50.030388] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.031342] RIP: 0033:0x7f91d41b65cd [ 50.032071] 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 [ 50.035279] RSP: 002b:00007ffcb3bd2090 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.036679] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f91d41b65cd [ 50.037989] RDX: 000055d649c93e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.039275] RBP: 00007ffcb3bd20f0 R08: 0000000000000000 R09: 00007ffcb3bd1790 [ 50.040557] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d67e9e1ad0 [ 50.041857] R13: 00007ffcb3bd2520 R14: 000055d67e9e2bc0 R15: 000055d67e9f3780 [ 50.043173] [ 50.043597] irq event stamp: 1759 [ 50.044253] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 50.045803] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 50.047338] softirqs last enabled at (1672): [] handle_softirqs+0x50c/0x770 [ 50.048899] softirqs last disabled at (1665): [] __irq_exit_rcu+0xc4/0x100 [ 50.049867] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:35349' (ECDSA) to the list of known hosts. 2025/11/18 03:53:11 fuzzer started 2025/11/18 03:53:12 dialing manager at localhost:37895 2025/11/18 03:53:12 checking machine... 2025/11/18 03:53:12 checking revisions... [ 51.014250] kmemleak: Automatic memory scanning thread ended 2025/11/18 03:53:12 testing simple program... [ 51.102053] cgroup: Unknown subsys name 'net' [ 51.159658] cgroup: Unknown subsys name 'cpuset' [ 51.173524] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 03:53:11 Registers: info registers vcpu 0 RAX=0000000000044177 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffffffff0b80fc7 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcd0f2b000 CR3=0000000019f94000 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=2031313a33353a333020383120766f4e XMM01=73732878696e755f6d6170203a5d3634 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3634325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732030313a33353a3330203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=1ffff11001eb960c RBX=000000000000000c RCX=ffffffff84bf4526 RDX=ffff8880167e1bc0 RSI=ffffffff84bf4533 RDI=0000000000000001 RBP=ffff88800f5cb060 RSP=ffff888016e4f2b0 R8 =0000000000000001 R9 =fffffbfff0cc9eca R10=000000000000000c R11=0000000000000001 R12=000000000000000e R13=00007f809808f000 R14=ffff888016e4f5c0 R15=dffffc0000000000 RIP=ffffffff84bf4554 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 00007f80980bf900 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=00007f809809e020 CR3=00000000202ba000 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