[ 38.926638] ------------[ cut here ]------------ [ 38.927581] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.929639] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 38.931131] Modules linked in: [ 38.931731] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.933700] Tainted: [W]=WARN [ 38.934292] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.935773] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.936677] 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 [ 38.939851] RSP: 0018:ffff888017e5fbc0 EFLAGS: 00010286 [ 38.940821] RAX: 0000000000000000 RBX: ffffed1002fcbf78 RCX: ffffffff813a4050 [ 38.942104] RDX: ffff88800a9b5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.943405] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fcbf2f [ 38.944678] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.945952] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017e5fdf8 [ 38.947241] FS: 00007fc2347d4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.948688] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.949757] CR2: 00007fc234cc6580 CR3: 000000000ba44000 CR4: 0000000000350ef0 [ 38.951042] Call Trace: [ 38.951503] [ 38.951957] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.952798] ? __create_object+0x59/0x80 [ 38.953575] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.954533] __vmalloc_noprof+0x59/0x60 [ 38.955304] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.956174] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.957103] bpf_prog_alloc+0x39/0x200 [ 38.957796] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.958724] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.959667] do_seccomp+0x349/0x25e0 [ 38.960438] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.961549] ? __pfx_do_seccomp+0x10/0x10 [ 38.962362] ? find_held_lock+0x2b/0x80 [ 38.963132] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.964078] ? static_key_count+0x60/0x80 [ 38.964828] prctl_set_seccomp+0x4e/0x70 [ 38.965607] __do_sys_prctl+0xe6c/0x1d70 [ 38.966377] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.967236] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.968341] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.969354] ? irqentry_exit+0xf3/0x650 [ 38.970134] do_syscall_64+0xbf/0x430 [ 38.970831] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.971818] RIP: 0033:0x7fc234cc65cd [ 38.972516] 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 [ 38.975789] RSP: 002b:00007ffeee07f310 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.977790] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc234cc65cd [ 38.979102] RDX: 000056434c961e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.980394] RBP: 00007ffeee07f370 R08: 0000000000000000 R09: 00007ffeee07ea10 [ 38.981801] R10: 0000000000000000 R11: 0000000000000246 R12: 000056436d3f7ad0 [ 38.983122] R13: 00007ffeee07f7a0 R14: 000056436d3f8bc0 R15: 000056436d409780 [ 38.984422] [ 38.984855] irq event stamp: 1781 [ 38.985513] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 38.987070] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 38.988636] softirqs last enabled at (1760): [] handle_softirqs+0x50c/0x770 [ 38.990183] softirqs last disabled at (1755): [] __irq_exit_rcu+0xc4/0x100 [ 38.991637] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.330786] ------------[ cut here ]------------ [ 42.331737] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.333845] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 42.335355] Modules linked in: [ 42.335998] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.337999] Tainted: [W]=WARN [ 42.338562] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.340060] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.340980] 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 [ 42.344180] RSP: 0018:ffff8880160afbc0 EFLAGS: 00010286 [ 42.345169] RAX: 0000000000000000 RBX: ffffed1002c15f78 RCX: ffffffff813a4050 [ 42.346460] RDX: ffff88800f450000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.347754] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c15f2f [ 42.349050] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.350354] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880160afdf8 [ 42.351672] FS: 00007f137bad0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.353132] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.354210] CR2: 00007ffe8c437ef8 CR3: 0000000020317000 CR4: 0000000000350ef0 [ 42.355518] Call Trace: [ 42.356020] [ 42.356436] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.357339] ? __create_object+0x59/0x80 [ 42.358125] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.359104] __vmalloc_noprof+0x59/0x60 [ 42.359827] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.360704] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.361650] bpf_prog_alloc+0x39/0x200 [ 42.362401] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.363345] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.364252] do_seccomp+0x349/0x25e0 [ 42.364993] ? find_held_lock+0x2b/0x80 [ 42.365717] ? do_prlimit+0x310/0x610 [ 42.366459] ? __pfx_do_seccomp+0x10/0x10 [ 42.367259] ? do_raw_spin_unlock+0x53/0x220 [ 42.368104] ? _raw_spin_unlock+0x1e/0x40 [ 42.368835] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.369796] ? static_key_count+0x60/0x80 [ 42.370594] prctl_set_seccomp+0x4e/0x70 [ 42.371394] __do_sys_prctl+0xe6c/0x1d70 [ 42.372181] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.373057] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.374011] ? irqentry_exit+0xf3/0x650 [ 42.374726] do_syscall_64+0xbf/0x430 [ 42.375480] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.376444] RIP: 0033:0x7f137bfc25cd [ 42.377171] 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 [ 42.380384] RSP: 002b:00007ffe8c4364b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.381751] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f137bfc25cd [ 42.383047] RDX: 000055aab69c6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.384337] RBP: 00007ffe8c436510 R08: 0000000000000000 R09: 00007ffe8c435bb0 [ 42.385641] R10: 0000000000000000 R11: 0000000000000246 R12: 000055aadfeeebf0 [ 42.386967] R13: 00007ffe8c436940 R14: 000055aadfef8380 R15: 000055aadff03460 [ 42.388279] [ 42.388706] irq event stamp: 1733 [ 42.389369] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 42.390934] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 42.392470] softirqs last enabled at (1702): [] handle_softirqs+0x50c/0x770 [ 42.394067] softirqs last disabled at (1773): [] __irq_exit_rcu+0xc4/0x100 [ 42.395623] ---[ end trace 0000000000000000 ]--- [ 43.199220] ------------[ cut here ]------------ [ 43.200125] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.202202] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.203867] Modules linked in: [ 43.204559] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.206548] Tainted: [W]=WARN [ 43.207158] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.208600] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.209548] 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 [ 43.212659] RSP: 0018:ffff88801bd37bc0 EFLAGS: 00010286 [ 43.213664] RAX: 0000000000000000 RBX: ffffed10037a6f78 RCX: ffffffff813a4050 [ 43.214955] RDX: ffff88800a8f8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.216226] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10037a6f2f [ 43.217528] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.218811] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bd37df8 [ 43.220091] FS: 00007f4e2c2c6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.221559] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.222610] CR2: 00007f4e2c7b8580 CR3: 000000000c092000 CR4: 0000000000350ef0 [ 43.223879] Call Trace: [ 43.224384] [ 43.224786] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.225721] ? __create_object+0x59/0x80 [ 43.226500] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.227465] __vmalloc_noprof+0x59/0x60 [ 43.228220] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.229130] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.230068] bpf_prog_alloc+0x39/0x200 [ 43.230751] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.231670] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.232562] do_seccomp+0x349/0x25e0 [ 43.233314] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.234207] ? __pfx_do_seccomp+0x10/0x10 [ 43.234990] ? find_held_lock+0x2b/0x80 [ 43.235691] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.236630] ? static_key_count+0x60/0x80 [ 43.237452] prctl_set_seccomp+0x4e/0x70 [ 43.238230] __do_sys_prctl+0xe6c/0x1d70 [ 43.239016] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.239805] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.240756] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.241754] ? irqentry_exit+0xf3/0x650 [ 43.242541] do_syscall_64+0xbf/0x430 [ 43.243295] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.244243] RIP: 0033:0x7f4e2c7b85cd [ 43.244889] 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 [ 43.248061] RSP: 002b:00007ffdf02d43f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.249453] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4e2c7b85cd [ 43.250713] RDX: 000056398eed8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.251990] RBP: 00007ffdf02d4450 R08: 0000000000000000 R09: 00007ffdf02d3af0 [ 43.253289] R10: 0000000000000000 R11: 0000000000000246 R12: 00005639a85fbad0 [ 43.254549] R13: 00007ffdf02d4880 R14: 00005639a85fcbc0 R15: 00005639a860d780 [ 43.255838] [ 43.256294] irq event stamp: 1789 [ 43.256884] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 43.258460] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 43.259966] softirqs last enabled at (1806): [] handle_softirqs+0x50c/0x770 [ 43.261515] softirqs last disabled at (1801): [] __irq_exit_rcu+0xc4/0x100 [ 43.263021] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:43240' (ECDSA) to the list of known hosts. 2025/11/18 01:45:51 fuzzer started 2025/11/18 01:45:51 dialing manager at localhost:37895 2025/11/18 01:45:51 checking machine... 2025/11/18 01:45:51 checking revisions... [ 44.170275] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:45:52 testing simple program... [ 44.249188] cgroup: Unknown subsys name 'net' [ 44.309512] cgroup: Unknown subsys name 'cpuset' [ 44.321741] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:45:51 Registers: info registers vcpu 0 RAX=ffffffff812ca0fa RBX=ffffffff81618fa0 RCX=ffff888009627744 RDX=1ffff110012c4f09 RSI=ffffffff812ca0fa RDI=ffff8880096278b8 RBP=ffff888009627888 RSP=ffff8880096277e8 R8 =0000000000000001 R9 =ffff888009627830 R10=000000000003c9ed R11=000000000000aed8 R12=ffff8880096278b8 R13=0000000000000000 R14=ffff888009611bc0 R15=0000000000000000 RIP=ffffffff81618fa0 RFL=00000286 [--S--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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f137c087618 CR3=0000000020283000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000004 RBX=ffff88801bc51bc0 RCX=ffffffff87cf62d0 RDX=0000000000000008 RSI=ffff88801bc52640 RDI=ffff88801bc51bc0 RBP=ffff88801bc52618 RSP=ffff88801738f040 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff88801bc52640 R13=0000000000000001 R14=0000000000000000 R15=0000000000000004 RIP=ffffffff81526542 RFL=00000046 [---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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f8868853028 CR3=00000000203a9000 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=756e696c2d34365f3638782f62696c2f XMM01=6f732e616d7a6c62696c2f756e672d78 XMM02=00352e6f732e616d7a6c62696c2f756e XMM03=672d78756e696c2d34365f3638782f62 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000