[ 39.094003] ------------[ cut here ]------------ [ 39.094951] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.097018] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.098502] Modules linked in: [ 39.099076] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.101316] Tainted: [W]=WARN [ 39.101854] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.103485] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.104399] 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 [ 39.107502] RSP: 0018:ffff88800d6afbc0 EFLAGS: 00010286 [ 39.108469] RAX: 0000000000000000 RBX: ffffed1001ad5f78 RCX: ffffffff813a4050 [ 39.109734] RDX: ffff888015748000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.111015] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ad5f2f [ 39.112265] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.113521] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800d6afdf8 [ 39.114803] FS: 00007fe071d60900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.116209] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.117243] CR2: 00007ffeccf6aef8 CR3: 000000001a1c3000 CR4: 0000000000350ef0 [ 39.118521] Call Trace: [ 39.118971] [ 39.119419] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.120302] ? __create_object+0x59/0x80 [ 39.121025] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.121989] __vmalloc_noprof+0x59/0x60 [ 39.122740] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.123598] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.124522] bpf_prog_alloc+0x39/0x200 [ 39.125246] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.126131] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.127014] do_seccomp+0x349/0x25e0 [ 39.127725] ? find_held_lock+0x2b/0x80 [ 39.128473] ? do_prlimit+0x310/0x610 [ 39.129156] ? __pfx_do_seccomp+0x10/0x10 [ 39.129948] ? do_raw_spin_unlock+0x53/0x220 [ 39.130783] ? _raw_spin_unlock+0x1e/0x40 [ 39.131569] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.132523] ? static_key_count+0x60/0x80 [ 39.133314] prctl_set_seccomp+0x4e/0x70 [ 39.134039] __do_sys_prctl+0xe6c/0x1d70 [ 39.134807] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.135664] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.136618] ? irqentry_exit+0xf3/0x650 [ 39.137382] do_syscall_64+0xbf/0x430 [ 39.138069] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.138998] RIP: 0033:0x7fe0722525cd [ 39.139701] 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 [ 39.142826] RSP: 002b:00007ffeccf69840 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.144159] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe0722525cd [ 39.145429] RDX: 000055671188ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.146701] RBP: 00007ffeccf698a0 R08: 0000000000000000 R09: 00007ffeccf68f40 [ 39.147954] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556743be72b0 [ 39.149218] R13: 00007ffeccf69cd0 R14: 0000556743be9d20 R15: 0000556743bfb8d0 [ 39.150521] [ 39.150931] irq event stamp: 1843 [ 39.151578] hardirqs last enabled at (1853): [] __up_console_sem+0x78/0x80 [ 39.153086] hardirqs last disabled at (1862): [] __up_console_sem+0x5d/0x80 [ 39.154601] softirqs last enabled at (1822): [] handle_softirqs+0x50c/0x770 [ 39.156113] softirqs last disabled at (1817): [] __irq_exit_rcu+0xc4/0x100 [ 39.157608] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.813338] ------------[ cut here ]------------ [ 41.814249] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.816269] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.817731] Modules linked in: [ 41.818391] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.820309] Tainted: [W]=WARN [ 41.820847] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.822294] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.823143] 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 [ 41.826231] RSP: 0018:ffff88801706fbc0 EFLAGS: 00010286 [ 41.827140] RAX: 0000000000000000 RBX: ffffed1002e0df78 RCX: ffffffff813a4050 [ 41.828392] RDX: ffff88800b081bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.829667] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e0df2f [ 41.830934] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.832230] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801706fdf8 [ 41.833479] FS: 00007fe2f507f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.834900] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.835933] CR2: 00007ffd5b7c7ef8 CR3: 000000000f834000 CR4: 0000000000350ef0 [ 41.837204] Call Trace: [ 41.837655] [ 41.838068] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.838943] ? __create_object+0x59/0x80 [ 41.839701] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.840641] __vmalloc_noprof+0x59/0x60 [ 41.841382] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.842254] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.843129] bpf_prog_alloc+0x39/0x200 [ 41.843855] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.844767] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.845650] do_seccomp+0x349/0x25e0 [ 41.846365] ? find_held_lock+0x2b/0x80 [ 41.847064] ? do_prlimit+0x310/0x610 [ 41.847785] ? __pfx_do_seccomp+0x10/0x10 [ 41.848551] ? do_raw_spin_unlock+0x53/0x220 [ 41.849380] ? _raw_spin_unlock+0x1e/0x40 [ 41.850119] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.851063] ? static_key_count+0x60/0x80 [ 41.851853] prctl_set_seccomp+0x4e/0x70 [ 41.852619] __do_sys_prctl+0xe6c/0x1d70 [ 41.853394] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.854248] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.855142] ? irqentry_exit+0xf3/0x650 [ 41.855883] do_syscall_64+0xbf/0x430 [ 41.856616] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.857539] RIP: 0033:0x7fe2f55715cd [ 41.858245] 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 [ 41.861353] RSP: 002b:00007ffd5b7c5df0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.862721] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe2f55715cd [ 41.863995] RDX: 00005585d3faee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.865274] RBP: 00007ffd5b7c5e50 R08: 0000000000000000 R09: 00007ffd5b7c54f0 [ 41.866489] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558602121ad0 [ 41.867549] R13: 00007ffd5b7c6280 R14: 0000558602122bc0 R15: 0000558602133780 [ 41.868609] [ 41.868954] irq event stamp: 1777 [ 41.869483] hardirqs last enabled at (1787): [] __up_console_sem+0x78/0x80 [ 41.870735] hardirqs last disabled at (1796): [] __up_console_sem+0x5d/0x80 [ 41.871993] softirqs last enabled at (1402): [] handle_softirqs+0x50c/0x770 [ 41.873253] softirqs last disabled at (1397): [] __irq_exit_rcu+0xc4/0x100 [ 41.874512] ---[ end trace 0000000000000000 ]--- [ 42.593119] ------------[ cut here ]------------ [ 42.594049] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.596071] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.597511] Modules linked in: [ 42.598106] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.600154] Tainted: [W]=WARN [ 42.600749] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.602228] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.603094] 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 [ 42.606242] RSP: 0018:ffff8880174cfbc0 EFLAGS: 00010286 [ 42.607176] RAX: 0000000000000000 RBX: ffffed1002e99f78 RCX: ffffffff813a4050 [ 42.608476] RDX: ffff8880179f0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.609751] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e99f2f [ 42.611038] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.612303] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880174cfdf8 [ 42.613568] FS: 00007fd9d53ba900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.615009] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.616068] CR2: 00007ffd5f2c3ef8 CR3: 0000000009ce2000 CR4: 0000000000350ef0 [ 42.617339] Call Trace: [ 42.617798] [ 42.618274] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.619131] ? __create_object+0x59/0x80 [ 42.619914] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.620863] __vmalloc_noprof+0x59/0x60 [ 42.621618] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.622501] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.623441] bpf_prog_alloc+0x39/0x200 [ 42.624140] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.625074] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.625999] do_seccomp+0x349/0x25e0 [ 42.626727] ? find_held_lock+0x2b/0x80 [ 42.627496] ? do_prlimit+0x310/0x610 [ 42.628254] ? __pfx_do_seccomp+0x10/0x10 [ 42.629010] ? do_raw_spin_unlock+0x53/0x220 [ 42.629858] ? _raw_spin_unlock+0x1e/0x40 [ 42.630657] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.631638] ? static_key_count+0x60/0x80 [ 42.632455] prctl_set_seccomp+0x4e/0x70 [ 42.633244] __do_sys_prctl+0xe6c/0x1d70 [ 42.634003] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.634883] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.635858] ? irqentry_exit+0xf3/0x650 [ 42.636637] do_syscall_64+0xbf/0x430 [ 42.637392] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.638377] RIP: 0033:0x7fd9d58ac5cd [ 42.639047] 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 [ 42.642262] RSP: 002b:00007ffd5f2c2300 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.643649] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd9d58ac5cd [ 42.644946] RDX: 0000557b88049e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.646256] RBP: 00007ffd5f2c2360 R08: 0000000000000000 R09: 00007ffd5f2c1a00 [ 42.647563] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557b96a3dad0 [ 42.648858] R13: 00007ffd5f2c2790 R14: 0000557b96a3ebc0 R15: 0000557b96a4f780 [ 42.650170] [ 42.650645] irq event stamp: 1765 [ 42.651301] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 42.652837] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 42.654385] softirqs last enabled at (1628): [] handle_softirqs+0x50c/0x770 [ 42.655923] softirqs last disabled at (1623): [] __irq_exit_rcu+0xc4/0x100 [ 42.657475] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:30272' (ECDSA) to the list of known hosts. 2025/11/17 17:49:14 fuzzer started 2025/11/17 17:49:15 dialing manager at localhost:37895 2025/11/17 17:49:15 checking machine... 2025/11/17 17:49:15 checking revisions... [ 43.567129] kmemleak: Automatic memory scanning thread ended 2025/11/17 17:49:15 testing simple program... [ 43.662027] cgroup: Unknown subsys name 'net' [ 43.719964] cgroup: Unknown subsys name 'cpuset' [ 43.734341] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 17:49:14 Registers: info registers vcpu 0 RAX=000000000003b579 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffffffff0b80fc7 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000558602146768 CR3=0000000016000000 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=6f4b60d10ffc04a656478121e6e8123d XMM02=ec2efd57dc4c00df0000000000303350 XMM03=3d2e30dc69eee69f0000000000303420 XMM04=90415ef440023f9400000000000ae988 XMM05=06035cbcc290e9040000000000321388 XMM06=d74844bf967d85ba0000000000320428 XMM07=e042d86d42eb936e0000000000310b98 XMM08=3d2e30dc69eee69f0000000000303420 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000000ef RBX=dffffc0000000000 RCX=00000000000000ef RDX=ffff888016d2f000 RSI=00000000000000ef RDI=0000000000000004 RBP=ffff888009924ee8 RSP=ffff88800cc077e0 R8 =0000000000000001 R9 =0000000000000000 R10=00000000000000ef R11=0000000000000001 R12=ffff888016d2f720 R13=ffff888009ffc300 R14=ffff888009924efe R15=ffff888009ffc3b8 RIP=ffffffff81751c74 RFL=00000246 [---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 00007fe2f507f900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd5b7bf000 CR3=000000001eef1000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000