[ 39.098076] ------------[ cut here ]------------ [ 39.098491] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.099480] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.100164] Modules linked in: [ 39.100440] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.101340] Tainted: [W]=WARN [ 39.101600] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.102266] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.102659] 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 [ 39.104107] RSP: 0018:ffff8880152bfbc0 EFLAGS: 00010286 [ 39.104530] RAX: 0000000000000000 RBX: ffffed1002a57f78 RCX: ffffffff813a4050 [ 39.105122] RDX: ffff88800f12b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.105694] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002a57f2f [ 39.106272] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.106844] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880152bfdf8 [ 39.107437] FS: 00007f9eb9886900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.108091] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.108553] CR2: 00007f9eb9d78580 CR3: 000000001ba9c000 CR4: 0000000000350ef0 [ 39.109142] Call Trace: [ 39.109352] [ 39.109545] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.109954] ? __create_object+0x59/0x80 [ 39.110296] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.110713] __vmalloc_noprof+0x59/0x60 [ 39.111061] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.111439] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.111840] bpf_prog_alloc+0x39/0x200 [ 39.112177] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.112580] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.112993] do_seccomp+0x349/0x25e0 [ 39.113298] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.113692] ? __pfx_do_seccomp+0x10/0x10 [ 39.114053] ? find_held_lock+0x2b/0x80 [ 39.114380] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.114795] ? static_key_count+0x60/0x80 [ 39.115156] prctl_set_seccomp+0x4e/0x70 [ 39.115490] __do_sys_prctl+0xe6c/0x1d70 [ 39.115825] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.116217] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.116635] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.117074] ? irqentry_exit+0xf3/0x650 [ 39.117408] do_syscall_64+0xbf/0x430 [ 39.117724] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.118155] RIP: 0033:0x7f9eb9d785cd [ 39.118453] 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 [ 39.119894] RSP: 002b:00007ffc0db60c70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.120510] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9eb9d785cd [ 39.121088] RDX: 000055a2f26e1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.121657] RBP: 00007ffc0db60cd0 R08: 0000000000000000 R09: 00007ffc0db60370 [ 39.122233] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a32953e240 [ 39.122795] R13: 00007ffc0db61100 R14: 000055a32953dbf0 R15: 000055a3295524d0 [ 39.123383] [ 39.123576] irq event stamp: 1709 [ 39.123848] hardirqs last enabled at (1717): [] __up_console_sem+0x78/0x80 [ 39.124538] hardirqs last disabled at (1726): [] __up_console_sem+0x5d/0x80 [ 39.125227] softirqs last enabled at (1292): [] handle_softirqs+0x50c/0x770 [ 39.125952] softirqs last disabled at (1283): [] __irq_exit_rcu+0xc4/0x100 [ 39.126617] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.580829] ------------[ cut here ]------------ [ 41.581638] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.583258] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 41.584471] Modules linked in: [ 41.584990] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.586625] Tainted: [W]=WARN [ 41.587112] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.588315] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.589058] 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 [ 41.591674] RSP: 0018:ffff888017737bc0 EFLAGS: 00010286 [ 41.592471] RAX: 0000000000000000 RBX: ffffed1002ee6f78 RCX: ffffffff813a4050 [ 41.593523] RDX: ffff88800f0cb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.594568] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ee6f2f [ 41.595624] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.596680] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017737df8 [ 41.597752] FS: 00007f70a326b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.598950] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.599785] CR2: 00007ffd32b69ef7 CR3: 000000000b8b1000 CR4: 0000000000350ef0 [ 41.600842] Call Trace: [ 41.601253] [ 41.601600] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.602338] ? __create_object+0x59/0x80 [ 41.602977] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.603736] __vmalloc_noprof+0x59/0x60 [ 41.604352] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.605062] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.605800] bpf_prog_alloc+0x39/0x200 [ 41.606422] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.607195] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.607905] do_seccomp+0x349/0x25e0 [ 41.608508] ? find_held_lock+0x2b/0x80 [ 41.609146] ? do_prlimit+0x310/0x610 [ 41.609736] ? __pfx_do_seccomp+0x10/0x10 [ 41.610385] ? do_raw_spin_unlock+0x53/0x220 [ 41.611075] ? _raw_spin_unlock+0x1e/0x40 [ 41.611690] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.612494] ? static_key_count+0x60/0x80 [ 41.613156] prctl_set_seccomp+0x4e/0x70 [ 41.613777] __do_sys_prctl+0xe6c/0x1d70 [ 41.614446] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.615162] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.615979] ? irqentry_exit+0xf3/0x650 [ 41.616573] do_syscall_64+0xbf/0x430 [ 41.617193] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.617983] RIP: 0033:0x7f70a375d5cd [ 41.618532] 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 [ 41.621178] RSP: 002b:00007ffd32b67930 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.622319] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f70a375d5cd [ 41.623381] RDX: 000055e72bf71e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.624440] RBP: 00007ffd32b67990 R08: 0000000000000000 R09: 00007ffd32b67030 [ 41.625520] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e748d0cad0 [ 41.626591] R13: 00007ffd32b67dc0 R14: 000055e748d0dbc0 R15: 000055e748d1e780 [ 41.627677] [ 41.628063] irq event stamp: 1677 [ 41.628567] hardirqs last enabled at (1685): [] __up_console_sem+0x78/0x80 [ 41.629845] hardirqs last disabled at (1694): [] __up_console_sem+0x5d/0x80 [ 41.631107] softirqs last enabled at (1174): [] handle_softirqs+0x50c/0x770 [ 41.632382] softirqs last disabled at (1169): [] __irq_exit_rcu+0xc4/0x100 [ 41.633659] ---[ end trace 0000000000000000 ]--- [ 42.432072] ------------[ cut here ]------------ [ 42.432794] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.434451] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 42.435653] Modules linked in: [ 42.436172] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.437815] Tainted: [W]=WARN [ 42.438303] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.439531] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.440279] 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 [ 42.442911] RSP: 0018:ffff888015227bc0 EFLAGS: 00010286 [ 42.443727] RAX: 0000000000000000 RBX: ffffed1002a44f78 RCX: ffffffff813a4050 [ 42.444793] RDX: ffff8880167f3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.445872] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002a44f2f [ 42.446944] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.448009] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015227df8 [ 42.449077] FS: 00007f325bfd3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.450277] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.451158] CR2: 00007f325c4c5580 CR3: 00000000201f1000 CR4: 0000000000350ef0 [ 42.452230] Call Trace: [ 42.452620] [ 42.453002] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.453727] ? __create_object+0x59/0x80 [ 42.454383] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.455185] __vmalloc_noprof+0x59/0x60 [ 42.455783] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.456508] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.457290] bpf_prog_alloc+0x39/0x200 [ 42.457882] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.458648] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.459399] do_seccomp+0x349/0x25e0 [ 42.459992] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.460698] ? __pfx_do_seccomp+0x10/0x10 [ 42.461352] ? find_held_lock+0x2b/0x80 [ 42.461989] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.462753] ? static_key_count+0x60/0x80 [ 42.463409] prctl_set_seccomp+0x4e/0x70 [ 42.464058] __do_sys_prctl+0xe6c/0x1d70 [ 42.464670] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.465375] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.466625] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.467425] ? irqentry_exit+0xf3/0x650 [ 42.468061] do_syscall_64+0xbf/0x430 [ 42.468637] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.469416] RIP: 0033:0x7f325c4c55cd [ 42.470014] 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 [ 42.472656] RSP: 002b:00007ffe8759abd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.473827] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f325c4c55cd [ 42.474892] RDX: 0000559e01f6be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.475957] RBP: 00007ffe8759ac30 R08: 0000000000000000 R09: 00007ffe8759a2d0 [ 42.477023] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559e0a80bb10 [ 42.478150] R13: 00007ffe8759b060 R14: 0000559e0a80c2b0 R15: 0000559e0a8206f0 [ 42.479232] [ 42.479591] irq event stamp: 1681 [ 42.480130] hardirqs last enabled at (1691): [] __up_console_sem+0x78/0x80 [ 42.481402] hardirqs last disabled at (1700): [] __up_console_sem+0x5d/0x80 [ 42.482683] softirqs last enabled at (1660): [] handle_softirqs+0x50c/0x770 [ 42.483966] softirqs last disabled at (1653): [] __irq_exit_rcu+0xc4/0x100 [ 42.485238] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:19100' (ECDSA) to the list of known hosts. 2025/11/19 07:31:42 fuzzer started 2025/11/19 07:31:42 dialing manager at localhost:34383 2025/11/19 07:31:42 checking machine... 2025/11/19 07:31:42 checking revisions... [ 43.629132] kmemleak: Automatic memory scanning thread ended 2025/11/19 07:31:42 testing simple program... [ 43.718782] cgroup: Unknown subsys name 'net' [ 43.770319] cgroup: Unknown subsys name 'cpuset' [ 43.787686] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 07:31:41 Registers: info registers vcpu 0 RAX=0000000080000100 RBX=ffffffff85e78700 RCX=ffffffff8175a745 RDX=ffff88801642b780 RSI=0000000000000000 RDI=0000000000000001 RBP=0000000000000001 RSP=ffff88806ce089d8 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=00007f7b96197fef R13=0000000000000000 R14=ffff88801642b780 R15=ffff88800945d3c0 RIP=ffffffff81751767 RFL=00000206 [-----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 00007f7b95354700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd32b61000 CR3=000000001bbe8000 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=2031343a31333a373020393120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732031343a31333a3730203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000011e5b RBX=0000000000000246 RCX=ffffffff817d9966 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff84c9815c RBP=ffff8880164c1590 RSP=ffff88801519fb98 R8 =0000000000000001 R9 =0000000000000001 R10=ffffffff8664f857 R11=0000000000000001 R12=0000000000000001 R13=0000000000000246 R14=0000000000000000 R15=0000000000000024 RIP=ffffffff84c98164 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 00007f70a326b900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd4b1d01000 CR3=000000001f39b000 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=6720646572637465733a4d41503d706f 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