[ 46.451889] ------------[ cut here ]------------ [ 46.452479] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.453797] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 46.454775] Modules linked in: [ 46.455152] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.456417] Tainted: [W]=WARN [ 46.456795] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.457740] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.458288] 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 [ 46.460312] RSP: 0018:ffff888016e87bc0 EFLAGS: 00010286 [ 46.460934] RAX: 0000000000000000 RBX: ffffed1002dd0f78 RCX: ffffffff813a4050 [ 46.461753] RDX: ffff88800cf70000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.462551] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dd0f2f [ 46.463372] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.464187] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e87df8 [ 46.465009] FS: 00007ff2af1e3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.465933] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.466585] CR2: 00007ff2af6d5580 CR3: 000000000cf89000 CR4: 0000000000350ef0 [ 46.467405] Call Trace: [ 46.467720] [ 46.467986] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.468529] ? __create_object+0x59/0x80 [ 46.469037] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.469630] __vmalloc_noprof+0x59/0x60 [ 46.470113] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.470650] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.471245] bpf_prog_alloc+0x39/0x200 [ 46.471692] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.472288] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.472864] do_seccomp+0x349/0x25e0 [ 46.473293] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.473870] ? __pfx_do_seccomp+0x10/0x10 [ 46.474356] ? find_held_lock+0x2b/0x80 [ 46.474835] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.475421] ? static_key_count+0x60/0x80 [ 46.475929] prctl_set_seccomp+0x4e/0x70 [ 46.476395] __do_sys_prctl+0xe6c/0x1d70 [ 46.476893] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.477412] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.478025] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.478626] ? irqentry_exit+0xf3/0x650 [ 46.479115] do_syscall_64+0xbf/0x430 [ 46.479560] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.480166] RIP: 0033:0x7ff2af6d55cd [ 46.480590] 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 [ 46.482627] RSP: 002b:00007fff21e6c260 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.483501] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff2af6d55cd [ 46.484323] RDX: 0000555a8ec4fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.485143] RBP: 00007fff21e6c2c0 R08: 0000000000000000 R09: 00007fff21e6b960 [ 46.485973] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555acd5482b0 [ 46.486804] R13: 00007fff21e6c6f0 R14: 0000555acd54ad20 R15: 0000555acd55c8d0 [ 46.487603] [ 46.487906] irq event stamp: 1689 [ 46.488294] hardirqs last enabled at (1697): [] __up_console_sem+0x78/0x80 [ 46.489266] hardirqs last disabled at (1706): [] __up_console_sem+0x5d/0x80 [ 46.490241] softirqs last enabled at (1214): [] handle_softirqs+0x50c/0x770 [ 46.491232] softirqs last disabled at (1201): [] __irq_exit_rcu+0xc4/0x100 [ 46.492227] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.024822] ------------[ cut here ]------------ [ 50.025780] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.027836] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 50.029330] Modules linked in: [ 50.029975] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.031953] Tainted: [W]=WARN [ 50.032511] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.033992] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.034943] 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 [ 50.038112] RSP: 0018:ffff8880164f7bc0 EFLAGS: 00010286 [ 50.039097] RAX: 0000000000000000 RBX: ffffed1002c9ef78 RCX: ffffffff813a4050 [ 50.040391] RDX: ffff88801b1ab780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.041661] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c9ef2f [ 50.042969] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.044237] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880164f7df8 [ 50.045525] FS: 00007f0971fab900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.046974] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.048037] CR2: 00007ffc55a0bef7 CR3: 000000000d7ad000 CR4: 0000000000350ef0 [ 50.049325] Call Trace: [ 50.049822] [ 50.050230] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.051141] ? __create_object+0x59/0x80 [ 50.051920] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.052884] __vmalloc_noprof+0x59/0x60 [ 50.053596] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.054493] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.055424] bpf_prog_alloc+0x39/0x200 [ 50.056162] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.057095] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.057990] do_seccomp+0x349/0x25e0 [ 50.058682] ? find_held_lock+0x2b/0x80 [ 50.059452] ? do_prlimit+0x310/0x610 [ 50.060184] ? __pfx_do_seccomp+0x10/0x10 [ 50.060975] ? do_raw_spin_unlock+0x53/0x220 [ 50.061808] ? _raw_spin_unlock+0x1e/0x40 [ 50.062567] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.063535] ? static_key_count+0x60/0x80 [ 50.064342] prctl_set_seccomp+0x4e/0x70 [ 50.065119] __do_sys_prctl+0xe6c/0x1d70 [ 50.065899] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.066775] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.067691] ? irqentry_exit+0xf3/0x650 [ 50.068453] do_syscall_64+0xbf/0x430 [ 50.069187] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.070133] RIP: 0033:0x7f097249d5cd [ 50.070844] 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 [ 50.074007] RSP: 002b:00007ffc55a096b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.075372] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f097249d5cd [ 50.076648] RDX: 000056469b404e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.077926] RBP: 00007ffc55a09710 R08: 0000000000000000 R09: 00007ffc55a08db0 [ 50.079221] R10: 0000000000000000 R11: 0000000000000246 R12: 000056469b883ad0 [ 50.080492] R13: 00007ffc55a09b40 R14: 000056469b884bc0 R15: 000056469b895780 [ 50.081782] [ 50.082199] irq event stamp: 1733 [ 50.082859] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 50.084368] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 50.085884] softirqs last enabled at (1692): [] handle_softirqs+0x50c/0x770 [ 50.087382] softirqs last disabled at (1687): [] __irq_exit_rcu+0xc4/0x100 [ 50.088648] ---[ end trace 0000000000000000 ]--- [ 50.885232] ------------[ cut here ]------------ [ 50.886326] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.888606] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 50.890269] Modules linked in: [ 50.891083] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.893377] Tainted: [W]=WARN [ 50.894079] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.895797] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.896860] 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 [ 50.900531] RSP: 0018:ffff888016ccfbc0 EFLAGS: 00010286 [ 50.901665] RAX: 0000000000000000 RBX: ffffed1002d99f78 RCX: ffffffff813a4050 [ 50.903181] RDX: ffff888016a91bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.904674] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d99f2f [ 50.906041] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.907359] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ccfdf8 [ 50.908655] FS: 00007f2e066da900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.910105] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.911190] CR2: 00007f2e06c404a6 CR3: 000000001fd26000 CR4: 0000000000350ef0 [ 50.912482] Call Trace: [ 50.913012] [ 50.913432] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.914356] ? __create_object+0x59/0x80 [ 50.915170] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.916158] __vmalloc_noprof+0x59/0x60 [ 50.916942] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.917830] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.918791] bpf_prog_alloc+0x39/0x200 [ 50.919489] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.920440] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.921363] do_seccomp+0x349/0x25e0 [ 50.922108] ? find_held_lock+0x2b/0x80 [ 50.922915] ? do_prlimit+0x310/0x610 [ 50.923619] ? __pfx_do_seccomp+0x10/0x10 [ 50.924429] ? do_raw_spin_unlock+0x53/0x220 [ 50.925279] ? _raw_spin_unlock+0x1e/0x40 [ 50.926075] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.927061] ? static_key_count+0x60/0x80 [ 50.927888] prctl_set_seccomp+0x4e/0x70 [ 50.928634] __do_sys_prctl+0xe6c/0x1d70 [ 50.929428] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.930317] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.931322] ? irqentry_exit+0xf3/0x650 [ 50.932107] do_syscall_64+0xbf/0x430 [ 50.932862] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.933827] RIP: 0033:0x7f2e06bcc5cd [ 50.934512] 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 [ 50.937670] RSP: 002b:00007fff0f342020 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.939074] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2e06bcc5cd [ 50.940370] RDX: 0000560caa6a1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.941672] RBP: 00007fff0f342080 R08: 0000000000000000 R09: 00007fff0f341720 [ 50.943038] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560caaa6fbf0 [ 50.944346] R13: 00007fff0f3424b0 R14: 0000560caaa79380 R15: 0000560caaa84460 [ 50.945651] [ 50.946140] irq event stamp: 1713 [ 50.946811] hardirqs last enabled at (1723): [] __up_console_sem+0x78/0x80 [ 50.948097] hardirqs last disabled at (1732): [] __up_console_sem+0x5d/0x80 [ 50.949383] softirqs last enabled at (1676): [] handle_softirqs+0x50c/0x770 [ 50.950717] softirqs last disabled at (1671): [] __irq_exit_rcu+0xc4/0x100 [ 50.951997] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:39665' (ECDSA) to the list of known hosts. 2025/11/19 03:00:47 fuzzer started 2025/11/19 03:00:48 dialing manager at localhost:34383 2025/11/19 03:00:48 checking machine... 2025/11/19 03:00:48 checking revisions... [ 51.847865] kmemleak: Automatic memory scanning thread ended 2025/11/19 03:00:48 testing simple program... [ 51.933091] cgroup: Unknown subsys name 'net' [ 51.986961] cgroup: Unknown subsys name 'cpuset' [ 51.999145] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 03:00:47 Registers: info registers vcpu 0 RAX=ffffffff87ce3ea0 RBX=ffff88801b1ad340 RCX=ca8af850ae085698 RDX=0000000003610589 RSI=00000000fc9aa0c0 RDI=ffff88801b1add98 RBP=ffff88801b1add98 RSP=ffff888016e87bf0 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000001 R12=ffff88801b1add98 R13=61c8864680b583eb R14=0000000000000000 R15=ca8af850ae085698 RIP=ffffffff81527b45 RFL=00000003 [------C] 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 00007f0971fab900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0971f8a020 CR3=000000001fc89000 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 info registers vcpu 1 RAX=9ec64163c6bf1000 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff88806cf08988 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=000000000000031f R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff88806cf08a70 RIP=ffffffff81529242 RFL=00000296 [--S-AP-] 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=00007f52b5d63008 CR3=000000000c375000 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=b9511bdff93f0bbdc64e3dccf3c18080 XMM02=ec2efd57dc4c00df0000000000307988 XMM03=b94d88aef884b79a0000000000307a58 XMM04=70458fd97a7853fb00000000000ae988 XMM05=b4622af9c92a65b200000000003249a8 XMM06=474038aa6c007e1f00000000003237c0 XMM07=e042d86d42eb936e0000000000314cd0 XMM08=b94d88aef884b79a0000000000307a58 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000