[ 39.363004] ------------[ cut here ]------------ [ 39.363949] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.365993] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.367462] Modules linked in: [ 39.368074] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.370071] Tainted: [W]=WARN [ 39.370919] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.372463] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.373388] 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 [ 39.376593] RSP: 0018:ffff888016eefbc0 EFLAGS: 00010286 [ 39.377524] RAX: 0000000000000000 RBX: ffffed1002dddf78 RCX: ffffffff813a4050 [ 39.378828] RDX: ffff888016d51bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.380135] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dddf2f [ 39.381435] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.382734] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016eefdf8 [ 39.384044] FS: 00007fc8887cd900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.385473] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.386558] CR2: 00007ffcee4d4ef7 CR3: 000000000e5d5000 CR4: 0000000000350ef0 [ 39.387849] Call Trace: [ 39.388304] [ 39.388758] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.389668] ? __create_object+0x59/0x80 [ 39.390424] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.391409] __vmalloc_noprof+0x59/0x60 [ 39.392167] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.393051] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.393992] bpf_prog_alloc+0x39/0x200 [ 39.394741] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.395684] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.396541] do_seccomp+0x349/0x25e0 [ 39.397261] ? find_held_lock+0x2b/0x80 [ 39.398034] ? do_prlimit+0x310/0x610 [ 39.398817] ? __pfx_do_seccomp+0x10/0x10 [ 39.399609] ? do_raw_spin_unlock+0x53/0x220 [ 39.400414] ? _raw_spin_unlock+0x1e/0x40 [ 39.401206] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.402182] ? static_key_count+0x60/0x80 [ 39.403009] prctl_set_seccomp+0x4e/0x70 [ 39.403803] __do_sys_prctl+0xe6c/0x1d70 [ 39.404547] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.405433] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.406421] ? irqentry_exit+0xf3/0x650 [ 39.407203] do_syscall_64+0xbf/0x430 [ 39.407951] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.408937] RIP: 0033:0x7fc888cbf5cd [ 39.409646] 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 [ 39.412876] RSP: 002b:00007ffcee4d3be0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.414268] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc888cbf5cd [ 39.415595] RDX: 00005609ae340e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.416907] RBP: 00007ffcee4d3c40 R08: 0000000000000000 R09: 00007ffcee4d32e0 [ 39.418198] R10: 0000000000000000 R11: 0000000000000246 R12: 00005609cc3b92b0 [ 39.419511] R13: 00007ffcee4d4070 R14: 00005609cc3bbd20 R15: 00005609cc3cd8d0 [ 39.420832] [ 39.421264] irq event stamp: 1827 [ 39.421921] hardirqs last enabled at (1837): [] __up_console_sem+0x78/0x80 [ 39.423495] hardirqs last disabled at (1852): [] __up_console_sem+0x5d/0x80 [ 39.425042] softirqs last enabled at (1850): [] handle_softirqs+0x50c/0x770 [ 39.426644] softirqs last disabled at (1845): [] __irq_exit_rcu+0xc4/0x100 [ 39.427924] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.868998] ------------[ cut here ]------------ [ 41.870039] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.872318] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.873988] Modules linked in: [ 41.874723] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.876953] Tainted: [W]=WARN [ 41.877629] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.879289] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.880331] 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 [ 41.883908] RSP: 0018:ffff888015ec7bc0 EFLAGS: 00010286 [ 41.885001] RAX: 0000000000000000 RBX: ffffed1002bd8f78 RCX: ffffffff813a4050 [ 41.886428] RDX: ffff888015ea9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.887865] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bd8f2f [ 41.889289] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.890732] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015ec7df8 [ 41.892159] FS: 00007f30f627b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.893762] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.894964] CR2: 00007fff2f66aef7 CR3: 000000001feaa000 CR4: 0000000000350ef0 [ 41.896399] Call Trace: [ 41.896956] [ 41.897412] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.898405] ? __create_object+0x59/0x80 [ 41.899282] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.900352] __vmalloc_noprof+0x59/0x60 [ 41.901196] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.902163] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.903207] bpf_prog_alloc+0x39/0x200 [ 41.904025] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.905053] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.906048] do_seccomp+0x349/0x25e0 [ 41.906858] ? find_held_lock+0x2b/0x80 [ 41.907696] ? do_prlimit+0x310/0x610 [ 41.908464] ? __pfx_do_seccomp+0x10/0x10 [ 41.909332] ? do_raw_spin_unlock+0x53/0x220 [ 41.910261] ? _raw_spin_unlock+0x1e/0x40 [ 41.911130] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.912195] ? static_key_count+0x60/0x80 [ 41.913076] prctl_set_seccomp+0x4e/0x70 [ 41.913924] __do_sys_prctl+0xe6c/0x1d70 [ 41.914809] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.915750] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.916812] ? irqentry_exit+0xf3/0x650 [ 41.917650] do_syscall_64+0xbf/0x430 [ 41.918408] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.919466] RIP: 0033:0x7f30f676d5cd [ 41.920235] 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 [ 41.923657] RSP: 002b:00007fff2f669c70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.924943] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f30f676d5cd [ 41.926137] RDX: 000055b4e5140e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.927344] RBP: 00007fff2f669cd0 R08: 0000000000000000 R09: 00007fff2f669370 [ 41.928528] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b4f8db0ad0 [ 41.929733] R13: 00007fff2f66a100 R14: 000055b4f8db1bc0 R15: 000055b4f8dc2780 [ 41.930980] [ 41.931376] irq event stamp: 1795 [ 41.931984] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 41.933391] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 41.934805] softirqs last enabled at (1620): [] handle_softirqs+0x50c/0x770 [ 41.936274] softirqs last disabled at (1615): [] __irq_exit_rcu+0xc4/0x100 [ 41.937695] ---[ end trace 0000000000000000 ]--- [ 42.742471] ------------[ cut here ]------------ [ 42.742999] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.744074] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.744865] Modules linked in: [ 42.745178] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.746218] Tainted: [W]=WARN [ 42.746508] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.747299] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.747777] 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 [ 42.749457] RSP: 0018:ffff888017587bc0 EFLAGS: 00010286 [ 42.749975] RAX: 0000000000000000 RBX: ffffed1002eb0f78 RCX: ffffffff813a4050 [ 42.750661] RDX: ffff8880171d9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.751314] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eb0f2f [ 42.751995] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.752670] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017587df8 [ 42.753326] FS: 00007f0d284cf900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.754086] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.754648] CR2: 00007fffc55cbef7 CR3: 000000001fc42000 CR4: 0000000000350ef0 [ 42.755311] Call Trace: [ 42.755556] [ 42.755796] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.756236] ? __create_object+0x59/0x80 [ 42.756640] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.757135] __vmalloc_noprof+0x59/0x60 [ 42.757512] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.757970] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.758444] bpf_prog_alloc+0x39/0x200 [ 42.758830] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.759298] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.759768] do_seccomp+0x349/0x25e0 [ 42.760128] ? find_held_lock+0x2b/0x80 [ 42.760508] ? do_prlimit+0x310/0x610 [ 42.760898] ? __pfx_do_seccomp+0x10/0x10 [ 42.761283] ? do_raw_spin_unlock+0x53/0x220 [ 42.761711] ? _raw_spin_unlock+0x1e/0x40 [ 42.762101] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.762608] ? static_key_count+0x60/0x80 [ 42.762998] prctl_set_seccomp+0x4e/0x70 [ 42.763377] __do_sys_prctl+0xe6c/0x1d70 [ 42.763783] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.764201] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.764699] ? irqentry_exit+0xf3/0x650 [ 42.765078] do_syscall_64+0xbf/0x430 [ 42.765429] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.765921] RIP: 0033:0x7f0d289c15cd [ 42.766255] 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 [ 42.767881] RSP: 002b:00007fffc55c9c80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.768592] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0d289c15cd [ 42.769222] RDX: 000055cf489a0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.769877] RBP: 00007fffc55c9ce0 R08: 0000000000000000 R09: 00007fffc55c9380 [ 42.770512] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cf784ecb10 [ 42.771184] R13: 00007fffc55ca110 R14: 000055cf784ed2b0 R15: 000055cf785016f0 [ 42.771856] [ 42.772073] irq event stamp: 2829 [ 42.772381] hardirqs last enabled at (2837): [] __up_console_sem+0x78/0x80 [ 42.773164] hardirqs last disabled at (2846): [] __up_console_sem+0x5d/0x80 [ 42.773949] softirqs last enabled at (2398): [] handle_softirqs+0x50c/0x770 [ 42.774759] softirqs last disabled at (2389): [] __irq_exit_rcu+0xc4/0x100 [ 42.775519] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:18624' (ECDSA) to the list of known hosts. 2025/11/17 23:55:28 fuzzer started 2025/11/17 23:55:29 dialing manager at localhost:37895 2025/11/17 23:55:29 checking machine... 2025/11/17 23:55:29 checking revisions... [ 43.599259] kmemleak: Automatic memory scanning thread ended 2025/11/17 23:55:29 testing simple program... [ 43.675762] cgroup: Unknown subsys name 'net' [ 43.720182] cgroup: Unknown subsys name 'cpuset' [ 43.733436] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 23:55:28 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88800f0b7da0 RCX=000000000000002e RDX=0000000000000000 RSI=ffff888019063e90 RDI=000055b4f8dd8340 RBP=0000000000001000 RSP=ffff88800f0b78f0 R8 =0000000000000000 R9 =ffffed100320c7ff R10=ffff888019063fff R11=0000000000000000 R12=000055b4f8dd74b0 R13=ffff88800f0b7da8 R14=00007ffffffff000 R15=ffff888019063000 RIP=ffffffff84c5e375 RFL=00040246 [---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 00007f30f627b900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff2f663000 CR3=000000001fdf9000 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=2c2c2c2c2c2c2c2c2c2c2c2c2c2c2c2c XMM01=00ff00000000000000000000000000ff XMM02=00ff00000000000000000000000000ff XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=6500273d2720676e6974636570786500 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001cd95 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 fffffe5a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe4de6fc88 CR3=000000000dbdf000 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=35353a333220373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383839 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000