[ 46.457535] ------------[ cut here ]------------ [ 46.458469] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.460487] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 46.461953] Modules linked in: [ 46.462542] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.464527] Tainted: [W]=WARN [ 46.465141] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.466618] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.467547] 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 [ 46.470759] RSP: 0018:ffff88801461fbc0 EFLAGS: 00010286 [ 46.471763] RAX: 0000000000000000 RBX: ffffed10028c3f78 RCX: ffffffff813a4050 [ 46.473054] RDX: ffff888016d4b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.474336] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10028c3f2f [ 46.475647] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.476946] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801461fdf8 [ 46.478233] FS: 00007f4cb69a6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.479705] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.480781] CR2: 00007f4cb6e98580 CR3: 000000000e071000 CR4: 0000000000350ef0 [ 46.482061] Call Trace: [ 46.482524] [ 46.482967] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.483882] ? __create_object+0x59/0x80 [ 46.484623] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.485595] __vmalloc_noprof+0x59/0x60 [ 46.486346] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.487211] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.488164] bpf_prog_alloc+0x39/0x200 [ 46.488904] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.489851] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.490760] do_seccomp+0x349/0x25e0 [ 46.491457] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.492362] ? __pfx_do_seccomp+0x10/0x10 [ 46.493149] ? find_held_lock+0x2b/0x80 [ 46.493920] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.494893] ? static_key_count+0x60/0x80 [ 46.495674] prctl_set_seccomp+0x4e/0x70 [ 46.496458] __do_sys_prctl+0xe6c/0x1d70 [ 46.497247] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.498122] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.499088] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.500069] ? irqentry_exit+0xf3/0x650 [ 46.500848] do_syscall_64+0xbf/0x430 [ 46.501556] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.502498] RIP: 0033:0x7f4cb6e985cd [ 46.503201] 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 [ 46.506397] RSP: 002b:00007ffc9b8d90f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.507793] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4cb6e985cd [ 46.509081] RDX: 0000560985236e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.510363] RBP: 00007ffc9b8d9150 R08: 0000000000000000 R09: 00007ffc9b8d87f0 [ 46.511704] R10: 0000000000000000 R11: 0000000000000246 R12: 00005609b26c3bf0 [ 46.513001] R13: 00007ffc9b8d9580 R14: 00005609b26cd380 R15: 00005609b26d8460 [ 46.514311] [ 46.514797] irq event stamp: 1699 [ 46.515406] hardirqs last enabled at (1707): [] __up_console_sem+0x78/0x80 [ 46.517035] hardirqs last disabled at (1728): [] __up_console_sem+0x5d/0x80 [ 46.518579] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 46.520159] softirqs last disabled at (1715): [] __irq_exit_rcu+0xc4/0x100 [ 46.521672] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.690986] ------------[ cut here ]------------ [ 49.691762] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.693525] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.694730] Modules linked in: [ 49.695224] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.696863] Tainted: [W]=WARN [ 49.697315] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.698526] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.699264] 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 [ 49.702038] RSP: 0018:ffff88801632fbc0 EFLAGS: 00010286 [ 49.702954] RAX: 0000000000000000 RBX: ffffed1002c65f78 RCX: ffffffff813a4050 [ 49.704145] RDX: ffff8880175ad340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.705196] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c65f2f [ 49.706342] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.707761] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801632fdf8 [ 49.708974] FS: 00007fbf4edd4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.710274] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.711241] CR2: 00007fbf4f2c6580 CR3: 00000000208a9000 CR4: 0000000000350ef0 [ 49.712311] Call Trace: [ 49.712719] [ 49.713061] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.713827] ? __create_object+0x59/0x80 [ 49.714503] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.715364] __vmalloc_noprof+0x59/0x60 [ 49.716068] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.716818] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.717659] bpf_prog_alloc+0x39/0x200 [ 49.718296] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.719058] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.719808] do_seccomp+0x349/0x25e0 [ 49.720365] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.721136] ? __pfx_do_seccomp+0x10/0x10 [ 49.721844] ? find_held_lock+0x2b/0x80 [ 49.722440] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.723587] ? static_key_count+0x60/0x80 [ 49.724260] prctl_set_seccomp+0x4e/0x70 [ 49.724892] __do_sys_prctl+0xe6c/0x1d70 [ 49.725629] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.726416] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.727203] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.728089] ? irqentry_exit+0xf3/0x650 [ 49.728711] do_syscall_64+0xbf/0x430 [ 49.729281] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.730052] RIP: 0033:0x7fbf4f2c65cd [ 49.730595] 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 [ 49.733512] RSP: 002b:00007ffc2bde6f50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.734888] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbf4f2c65cd [ 49.735949] RDX: 000055ad9c356e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.737153] RBP: 00007ffc2bde6fb0 R08: 0000000000000000 R09: 00007ffc2bde6650 [ 49.738208] R10: 0000000000000000 R11: 0000000000000246 R12: 000055adcd21abf0 [ 49.739256] R13: 00007ffc2bde73e0 R14: 000055adcd224380 R15: 000055adcd22f460 [ 49.740327] [ 49.740675] irq event stamp: 1791 [ 49.741347] hardirqs last enabled at (1801): [] __up_console_sem+0x78/0x80 [ 49.742839] hardirqs last disabled at (1810): [] __up_console_sem+0x5d/0x80 [ 49.744100] softirqs last enabled at (1540): [] handle_softirqs+0x50c/0x770 [ 49.745362] softirqs last disabled at (1533): [] __irq_exit_rcu+0xc4/0x100 [ 49.746785] ---[ end trace 0000000000000000 ]--- [ 50.560210] ------------[ cut here ]------------ [ 50.561149] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.563147] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 50.564599] Modules linked in: [ 50.565230] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.567165] Tainted: [W]=WARN [ 50.567773] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.569216] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.570103] 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 [ 50.573199] RSP: 0018:ffff88801b14fbc0 EFLAGS: 00010286 [ 50.574155] RAX: 0000000000000000 RBX: ffffed1003629f78 RCX: ffffffff813a4050 [ 50.575401] RDX: ffff88800cdc3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.576667] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003629f2f [ 50.577932] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.579189] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b14fdf8 [ 50.580470] FS: 00007f2142eae900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.581870] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.582917] CR2: 00007ffe93034ef7 CR3: 000000000d824000 CR4: 0000000000350ef0 [ 50.584187] Call Trace: [ 50.584638] [ 50.585082] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.585963] ? __create_object+0x59/0x80 [ 50.586742] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.587645] __vmalloc_noprof+0x59/0x60 [ 50.588403] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.589255] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.590176] bpf_prog_alloc+0x39/0x200 [ 50.590892] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.591814] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.592659] do_seccomp+0x349/0x25e0 [ 50.593371] ? find_held_lock+0x2b/0x80 [ 50.594125] ? do_prlimit+0x310/0x610 [ 50.594855] ? __pfx_do_seccomp+0x10/0x10 [ 50.595583] ? do_raw_spin_unlock+0x53/0x220 [ 50.596389] ? _raw_spin_unlock+0x1e/0x40 [ 50.597162] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.598116] ? static_key_count+0x60/0x80 [ 50.598914] prctl_set_seccomp+0x4e/0x70 [ 50.599640] __do_sys_prctl+0xe6c/0x1d70 [ 50.600414] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.601250] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.602204] ? irqentry_exit+0xf3/0x650 [ 50.602962] do_syscall_64+0xbf/0x430 [ 50.603651] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.604591] RIP: 0033:0x7f21433a05cd [ 50.605274] 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 [ 50.608379] RSP: 002b:00007ffe93032820 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.609722] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f21433a05cd [ 50.610966] RDX: 000055e552dece00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.612236] RBP: 00007ffe93032880 R08: 0000000000000000 R09: 00007ffe93031f20 [ 50.613564] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e5903d5ad0 [ 50.614853] R13: 00007ffe93032cb0 R14: 000055e5903d6bc0 R15: 000055e5903e7780 [ 50.616146] [ 50.616567] irq event stamp: 1819 [ 50.617203] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 50.618701] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 50.620220] softirqs last enabled at (1788): [] handle_softirqs+0x50c/0x770 [ 50.621726] softirqs last disabled at (1777): [] __irq_exit_rcu+0xc4/0x100 [ 50.623201] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:52562' (ECDSA) to the list of known hosts. 2025/11/18 21:04:31 fuzzer started 2025/11/18 21:04:31 dialing manager at localhost:34383 2025/11/18 21:04:31 checking machine... 2025/11/18 21:04:31 checking revisions... [ 51.507564] kmemleak: Automatic memory scanning thread ended 2025/11/18 21:04:32 testing simple program... [ 51.590595] cgroup: Unknown subsys name 'net' [ 51.651377] cgroup: Unknown subsys name 'cpuset' [ 51.662759] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 21:04:31 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88801c1df908 RCX=0000000000000001 RDX=ffff88801c1e0001 RSI=ffff88801c1df8d8 RDI=ffff88801c1df2b8 RBP=ffff88801c1d8000 RSP=ffff88801c1df230 R8 =0000000000000001 R9 =ffff88801c1df2e8 R10=000000000003c9ed R11=000000000009bb11 R12=ffff88801c1df301 R13=ffff88801c1df2f0 R14=ffff88801c1df8d8 R15=ffff88801c1df2a8 RIP=ffffffff84c721b6 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 00007fb76b341700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fbf4f38b618 CR3=000000000d284000 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=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3933325b646873732030333a3430 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343332 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=000000000002e293 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=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 fffffe2800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fbcd3667008 CR3=000000000bbdf000 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=7eb1ecfdb3e945b64c413b0b4fb39de6 XMM02=00000000003049f8eff9b2d0a8fce9cb XMM03=0000000000304ac82c67c8bc2e329bc3 XMM04=0ad57ea2abcecd3f00000000000ae988 XMM05=07c8bb74b6c04a440000000000320978 XMM06=df8c6b5933cee65e000000000031aa90 XMM07=e042d86d42eb936e0000000000310d80 XMM08=677f72d9ad3b97ca0000000000304ac8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000