[ 45.740139] ------------[ cut here ]------------ [ 45.740900] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.742573] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 45.743764] Modules linked in: [ 45.744269] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.745942] Tainted: [W]=WARN [ 45.746397] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.747609] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.748326] 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 [ 45.750949] RSP: 0018:ffff8880138afbc0 EFLAGS: 00010286 [ 45.751757] RAX: 0000000000000000 RBX: ffffed1002715f78 RCX: ffffffff813a4050 [ 45.752839] RDX: ffff888015985340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.753908] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002715f2f [ 45.754965] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.756034] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880138afdf8 [ 45.757094] FS: 00007fe5ec372900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.758287] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.759169] CR2: 00007fe5ec864580 CR3: 000000000d075000 CR4: 0000000000350ef0 [ 45.760234] Call Trace: [ 45.760648] [ 45.760987] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.761734] ? __create_object+0x59/0x80 [ 45.762338] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.763146] __vmalloc_noprof+0x59/0x60 [ 45.763778] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.764461] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.765231] bpf_prog_alloc+0x39/0x200 [ 45.765841] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.766599] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.767307] do_seccomp+0x349/0x25e0 [ 45.767904] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.768657] ? __pfx_do_seccomp+0x10/0x10 [ 45.769267] ? find_held_lock+0x2b/0x80 [ 45.769901] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.770708] ? static_key_count+0x60/0x80 [ 45.771330] prctl_set_seccomp+0x4e/0x70 [ 45.771982] __do_sys_prctl+0xe6c/0x1d70 [ 45.772629] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.773294] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.774091] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.774891] ? irqentry_exit+0xf3/0x650 [ 45.775484] do_syscall_64+0xbf/0x430 [ 45.776114] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.776905] RIP: 0033:0x7fe5ec8645cd [ 45.777448] 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 [ 45.780062] RSP: 002b:00007ffd2c9dbad0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.781196] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe5ec8645cd [ 45.782247] RDX: 0000564df7e39e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.783308] RBP: 00007ffd2c9dbb30 R08: 0000000000000000 R09: 00007ffd2c9db1d0 [ 45.784379] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564dfec04ad0 [ 45.785436] R13: 00007ffd2c9dbf60 R14: 0000564dfec05bc0 R15: 0000564dfec16780 [ 45.786536] [ 45.786887] irq event stamp: 1769 [ 45.787378] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 45.788654] hardirqs last disabled at (1794): [] __up_console_sem+0x5d/0x80 [ 45.789903] softirqs last enabled at (1792): [] handle_softirqs+0x50c/0x770 [ 45.791173] softirqs last disabled at (1785): [] __irq_exit_rcu+0xc4/0x100 [ 45.792431] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.688434] ------------[ cut here ]------------ [ 48.689047] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.690421] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/239 [ 48.691399] Modules linked in: [ 48.691816] CPU: 0 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.693099] Tainted: [W]=WARN [ 48.693449] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.694388] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.694968] 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 [ 48.697023] RSP: 0018:ffff88800a857bc0 EFLAGS: 00010286 [ 48.697663] RAX: 0000000000000000 RBX: ffffed100150af78 RCX: ffffffff813a4050 [ 48.698457] RDX: ffff8880138d8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.699283] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100150af2f [ 48.700117] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.700935] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a857df8 [ 48.701758] FS: 00007f3c61c32900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.702687] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.703344] CR2: 00007f3c62124580 CR3: 000000000e656000 CR4: 0000000000350ef0 [ 48.704175] Call Trace: [ 48.704474] [ 48.704759] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.705301] ? __create_object+0x59/0x80 [ 48.705798] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.706390] __vmalloc_noprof+0x59/0x60 [ 48.706876] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.707409] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.708015] bpf_prog_alloc+0x39/0x200 [ 48.708462] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.709053] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.709631] do_seccomp+0x349/0x25e0 [ 48.710058] ? __pfx_css_rstat_updated+0x10/0x10 [ 48.710630] ? __pfx_do_seccomp+0x10/0x10 [ 48.711108] ? find_held_lock+0x2b/0x80 [ 48.711593] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.712182] ? static_key_count+0x60/0x80 [ 48.712695] prctl_set_seccomp+0x4e/0x70 [ 48.713161] __do_sys_prctl+0xe6c/0x1d70 [ 48.713658] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.714178] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.714796] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.715385] ? irqentry_exit+0xf3/0x650 [ 48.715880] do_syscall_64+0xbf/0x430 [ 48.716323] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.716924] RIP: 0033:0x7f3c621245cd [ 48.717347] 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 [ 48.719382] RSP: 002b:00007ffd1612ee00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.720238] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3c621245cd [ 48.720832] RDX: 0000557a0193be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.721400] RBP: 00007ffd1612ee60 R08: 0000000000000000 R09: 00007ffd1612e500 [ 48.721996] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557a3bbbdb10 [ 48.722579] R13: 00007ffd1612f290 R14: 0000557a3bbbe2b0 R15: 0000557a3bbd26f0 [ 48.723155] [ 48.723346] irq event stamp: 1833 [ 48.723651] hardirqs last enabled at (1843): [] __up_console_sem+0x78/0x80 [ 48.724339] hardirqs last disabled at (1850): [] __up_console_sem+0x5d/0x80 [ 48.725034] softirqs last enabled at (1386): [] handle_softirqs+0x50c/0x770 [ 48.725750] softirqs last disabled at (1377): [] __irq_exit_rcu+0xc4/0x100 [ 48.726425] ---[ end trace 0000000000000000 ]--- [ 49.440594] ------------[ cut here ]------------ [ 49.441471] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.443476] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/246 [ 49.444920] Modules linked in: [ 49.445496] CPU: 1 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.447738] Tainted: [W]=WARN [ 49.448299] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.449835] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.450735] 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 [ 49.453826] RSP: 0018:ffff8880171e7bc0 EFLAGS: 00010286 [ 49.454799] RAX: 0000000000000000 RBX: ffffed1002e3cf78 RCX: ffffffff813a4050 [ 49.456062] RDX: ffff888016a3b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.457301] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e3cf2f [ 49.458550] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.459801] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171e7df8 [ 49.461070] FS: 00007f6ff811f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.462470] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.463497] CR2: 00007ffd07133ef7 CR3: 0000000020587000 CR4: 0000000000350ef0 [ 49.464773] Call Trace: [ 49.465220] [ 49.465665] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.466494] ? __create_object+0x59/0x80 [ 49.467264] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.468221] __vmalloc_noprof+0x59/0x60 [ 49.468943] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.469787] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.470707] bpf_prog_alloc+0x39/0x200 [ 49.471396] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.472326] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.473239] do_seccomp+0x349/0x25e0 [ 49.473967] ? lock_release+0xc8/0x290 [ 49.474734] ? __pfx_do_seccomp+0x10/0x10 [ 49.475476] ? __schedule+0xf2c/0x3d40 [ 49.476238] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.477213] ? static_key_count+0x60/0x80 [ 49.478012] prctl_set_seccomp+0x4e/0x70 [ 49.478801] __do_sys_prctl+0xe6c/0x1d70 [ 49.479593] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.480432] ? trace_irq_disable.constprop.0+0xc2/0x100 [ 49.481413] ? exit_to_user_mode_loop+0xcf/0x4d0 [ 49.482329] do_syscall_64+0xbf/0x430 [ 49.483079] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.484046] RIP: 0033:0x7f6ff86115cd [ 49.484758] 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 [ 49.487965] RSP: 002b:00007ffd07132e00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.489339] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6ff86115cd [ 49.490641] RDX: 000055c258ee3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.491961] RBP: 00007ffd07132e60 R08: 0000000000000000 R09: 00007ffd07132500 [ 49.493240] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c264cdfbf0 [ 49.494539] R13: 00007ffd07133290 R14: 000055c264ce9380 R15: 000055c264cf4460 [ 49.495884] [ 49.496316] irq event stamp: 3157 [ 49.496956] hardirqs last enabled at (3167): [] __up_console_sem+0x78/0x80 [ 49.498482] hardirqs last disabled at (3176): [] __up_console_sem+0x5d/0x80 [ 49.500034] softirqs last enabled at (2970): [] handle_softirqs+0x50c/0x770 [ 49.501396] softirqs last disabled at (2965): [] __irq_exit_rcu+0xc4/0x100 [ 49.502665] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:14434' (ECDSA) to the list of known hosts. 2025/11/19 06:23:22 fuzzer started 2025/11/19 06:23:22 dialing manager at localhost:34383 2025/11/19 06:23:22 checking machine... 2025/11/19 06:23:22 checking revisions... [ 50.262748] kmemleak: Automatic memory scanning thread ended 2025/11/19 06:23:22 testing simple program... [ 50.340709] cgroup: Unknown subsys name 'net' [ 50.404993] cgroup: Unknown subsys name 'cpuset' [ 50.417039] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:23:21 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888015981bc0 RCX=ffffffff87cf62d0 RDX=0000000000000008 RSI=ffff888015982640 RDI=ffff888015981bc0 RBP=ffff888015981bc0 RSP=ffff8880199c74d0 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=0000000000000008 R13=0000000000000001 R14=ffff888015982640 R15=0000000000000004 RIP=ffffffff815265e6 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 00007f3c61c32900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f3c61bfc008 CR3=000000000da7f000 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=33323a363020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3733325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383037 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000025075 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb8e7d15000 CR3=000000000d220000 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=5b5b3b75f196dd92ba4dd4ea1c81d4fd XMM02=00000000003038e0ec2efd57dc4c00df XMM03=000000000030fb70ffc77a685ebaf0e0 XMM04=120405d769484f7300000000000ae988 XMM05=1a58cb52dc18f6d7000000000031fa50 XMM06=94aac670ef06ff65000000000031f8d8 XMM07=e042d86d42eb936e000000000030fdf0 XMM08=ffc77a685ebaf0e00000000000303940 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000