[ 46.446710] ------------[ cut here ]------------ [ 46.447661] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.449668] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.451134] Modules linked in: [ 46.451838] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.453855] Tainted: [W]=WARN [ 46.454477] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.455986] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.456918] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 46.460141] RSP: 0018:ffff88801a70fbc0 EFLAGS: 00010286 [ 46.461147] RAX: 0000000000000000 RBX: ffffed10034e1f78 RCX: ffffffff813a4050 [ 46.462437] RDX: ffff88800f5e8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.463742] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034e1f2f [ 46.465047] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.466345] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a70fdf8 [ 46.467654] FS: 00007f9830900900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.469100] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.470168] CR2: 00007fff0d37def7 CR3: 000000000e95e000 CR4: 0000000000350ef0 [ 46.471465] Call Trace: [ 46.471928] [ 46.472373] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.473220] ? __create_object+0x59/0x80 [ 46.474016] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.474989] __vmalloc_noprof+0x59/0x60 [ 46.475781] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.476660] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.477608] bpf_prog_alloc+0x39/0x200 [ 46.478366] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.479242] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.480163] do_seccomp+0x349/0x25e0 [ 46.480877] ? find_held_lock+0x2b/0x80 [ 46.481634] ? do_prlimit+0x310/0x610 [ 46.482390] ? __pfx_do_seccomp+0x10/0x10 [ 46.483124] ? do_raw_spin_unlock+0x53/0x220 [ 46.483963] ? _raw_spin_unlock+0x1e/0x40 [ 46.484760] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.485747] ? static_key_count+0x60/0x80 [ 46.486562] prctl_set_seccomp+0x4e/0x70 [ 46.487362] __do_sys_prctl+0xe6c/0x1d70 [ 46.488117] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.488998] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.489976] ? irqentry_exit+0xf3/0x650 [ 46.490766] do_syscall_64+0xbf/0x430 [ 46.491539] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.492523] RIP: 0033:0x7f9830df25cd [ 46.493192] 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 [ 46.496435] RSP: 002b:00007fff0d37c5f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.497925] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9830df25cd [ 46.499255] RDX: 000055dce22a0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.500574] RBP: 00007fff0d37c650 R08: 0000000000000000 R09: 00007fff0d37bcf0 [ 46.501886] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dd1191bbf0 [ 46.503156] R13: 00007fff0d37ca80 R14: 000055dd11925380 R15: 000055dd11930460 [ 46.504500] [ 46.504924] irq event stamp: 1777 [ 46.505581] hardirqs last enabled at (1787): [] __up_console_sem+0x78/0x80 [ 46.507143] hardirqs last disabled at (1796): [] __up_console_sem+0x5d/0x80 [ 46.508634] softirqs last enabled at (1746): [] handle_softirqs+0x50c/0x770 [ 46.509929] softirqs last disabled at (1741): [] __irq_exit_rcu+0xc4/0x100 [ 46.511193] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.098441] ------------[ cut here ]------------ [ 50.099397] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.101446] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 50.102919] Modules linked in: [ 50.103810] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.105876] Tainted: [W]=WARN [ 50.106486] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.107968] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.108887] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 50.112066] RSP: 0018:ffff88800e58fbc0 EFLAGS: 00010286 [ 50.113049] RAX: 0000000000000000 RBX: ffffed1001cb1f78 RCX: ffffffff813a4050 [ 50.114340] RDX: ffff888009cfb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.115652] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001cb1f2f [ 50.116939] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.118231] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e58fdf8 [ 50.119526] FS: 00007fe0f9589900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.120983] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.122057] CR2: 00007ffcd3a44ef7 CR3: 000000000d695000 CR4: 0000000000350ef0 [ 50.123338] Call Trace: [ 50.123819] [ 50.124228] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.125136] ? __create_object+0x59/0x80 [ 50.125913] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.126885] __vmalloc_noprof+0x59/0x60 [ 50.127663] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.128537] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.129465] bpf_prog_alloc+0x39/0x200 [ 50.130162] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.131093] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.132015] do_seccomp+0x349/0x25e0 [ 50.132729] ? find_held_lock+0x2b/0x80 [ 50.133472] ? do_prlimit+0x310/0x610 [ 50.134174] ? __pfx_do_seccomp+0x10/0x10 [ 50.134963] ? do_raw_spin_unlock+0x53/0x220 [ 50.135800] ? _raw_spin_unlock+0x1e/0x40 [ 50.136572] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.137532] ? static_key_count+0x60/0x80 [ 50.138283] prctl_set_seccomp+0x4e/0x70 [ 50.139070] __do_sys_prctl+0xe6c/0x1d70 [ 50.139865] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.140737] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.141720] ? irqentry_exit+0xf3/0x650 [ 50.142487] do_syscall_64+0xbf/0x430 [ 50.143207] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.144176] RIP: 0033:0x7fe0f9a7b5cd [ 50.144883] 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 [ 50.148089] RSP: 002b:00007ffcd3a426f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.149469] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe0f9a7b5cd [ 50.150758] RDX: 000056301aa00e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.152047] RBP: 00007ffcd3a42750 R08: 0000000000000000 R09: 00007ffcd3a41df0 [ 50.153351] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563024ab5ad0 [ 50.154648] R13: 00007ffcd3a42b80 R14: 0000563024ab6bc0 R15: 0000563024ac7780 [ 50.155947] [ 50.156407] irq event stamp: 1835 [ 50.157011] hardirqs last enabled at (1843): [] __up_console_sem+0x78/0x80 [ 50.158546] hardirqs last disabled at (1852): [] __up_console_sem+0x5d/0x80 [ 50.160081] softirqs last enabled at (1756): [] handle_softirqs+0x50c/0x770 [ 50.161610] softirqs last disabled at (1747): [] __irq_exit_rcu+0xc4/0x100 [ 50.163131] ---[ end trace 0000000000000000 ]--- [ 50.978950] ------------[ cut here ]------------ [ 50.979738] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.981423] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 50.982656] Modules linked in: [ 50.983154] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.984833] Tainted: [W]=WARN [ 50.985297] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.986570] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.987336] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 50.990018] RSP: 0018:ffff88801a617bc0 EFLAGS: 00010286 [ 50.990847] RAX: 0000000000000000 RBX: ffffed10034c2f78 RCX: ffffffff813a4050 [ 50.991943] RDX: ffff888016d18000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.993031] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034c2f2f [ 50.994114] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.995216] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a617df8 [ 50.996324] FS: 00007fc9bbd8a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.997537] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.998425] CR2: 00007ffdbfcbbef7 CR3: 000000000d00e000 CR4: 0000000000350ef0 [ 50.999509] Call Trace: [ 50.999903] [ 51.000243] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 51.000991] ? __create_object+0x59/0x80 [ 51.001651] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.002463] __vmalloc_noprof+0x59/0x60 [ 51.003058] bpf_prog_alloc_no_stats+0x55/0x470 [ 51.003817] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.004606] bpf_prog_alloc+0x39/0x200 [ 51.005185] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.005972] bpf_prog_create_from_user+0xb2/0x2f0 [ 51.006725] do_seccomp+0x349/0x25e0 [ 51.007281] ? find_held_lock+0x2b/0x80 [ 51.007925] ? do_prlimit+0x310/0x610 [ 51.008556] ? __pfx_do_seccomp+0x10/0x10 [ 51.009179] ? do_raw_spin_unlock+0x53/0x220 [ 51.009892] ? _raw_spin_unlock+0x1e/0x40 [ 51.010564] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.011409] ? static_key_count+0x60/0x80 [ 51.012053] prctl_set_seccomp+0x4e/0x70 [ 51.012716] __do_sys_prctl+0xe6c/0x1d70 [ 51.013378] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.014061] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.014883] ? irqentry_exit+0xf3/0x650 [ 51.015552] do_syscall_64+0xbf/0x430 [ 51.016141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.016946] RIP: 0033:0x7fc9bc27c5cd [ 51.017543] 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 [ 51.020238] RSP: 002b:00007ffdbfcb9680 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.021383] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc9bc27c5cd [ 51.022470] RDX: 000055f73882de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.023564] RBP: 00007ffdbfcb96e0 R08: 0000000000000000 R09: 00007ffdbfcb8d80 [ 51.024657] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f73d53fb10 [ 51.025738] R13: 00007ffdbfcb9b10 R14: 000055f73d5402b0 R15: 000055f73d5546f0 [ 51.026850] [ 51.027212] irq event stamp: 1691 [ 51.027773] hardirqs last enabled at (1701): [] __up_console_sem+0x78/0x80 [ 51.029060] hardirqs last disabled at (1710): [] __up_console_sem+0x5d/0x80 [ 51.030342] softirqs last enabled at (1386): [] handle_softirqs+0x50c/0x770 [ 51.031659] softirqs last disabled at (1371): [] __irq_exit_rcu+0xc4/0x100 [ 51.032937] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:64893' (ECDSA) to the list of known hosts. 2025/11/18 15:08:16 fuzzer started 2025/11/18 15:08:16 dialing manager at localhost:34383 2025/11/18 15:08:16 checking machine... 2025/11/18 15:08:16 checking revisions... [ 51.941348] kmemleak: Automatic memory scanning thread ended 2025/11/18 15:08:16 testing simple program... [ 52.039822] cgroup: Unknown subsys name 'net' [ 52.100643] cgroup: Unknown subsys name 'cpuset' [ 52.116834] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 15:08:15 Registers: info registers vcpu 0 RAX=ffff888009627e01 RBX=ffff888009627e18 RCX=0000000000000001 RDX=ffff888009628001 RSI=ffff888009627de8 RDI=ffff888009627830 RBP=ffff888009620000 RSP=ffff8880096277b0 R8 =0000000000000001 R9 =ffff888009627860 R10=000000000003c9ed R11=000000000000b615 R12=ffff888009627801 R13=ffff888009627868 R14=ffff888009627de8 R15=ffff888009627820 RIP=ffffffff8135fbf1 RFL=00000202 [-------] 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 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=00007fe0f9b40618 CR3=000000000e96b000 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=2035313a38303a353120383120766f4e XMM01=657463656e6e6f63736944203a5d3134 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3134325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732035313a38303a3531203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff83ee99ed RBX=0000000000000007 RCX=0000000000000001 RDX=0000000000000cc0 RSI=000000000000000b RDI=ffff88800e6df8a8 RBP=dffffc0000000000 RSP=ffff88800e6df7e0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=000000000000000b R13=0000000000000cc0 R14=ffff88800e6df870 R15=ffff8880096c78c0 RIP=ffffffff8161931d RFL=00000202 [-------] 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 00007fe0f9589900 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=00007ffcd3a3c000 CR3=000000002100d000 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