[ 39.568129] ------------[ cut here ]------------ [ 39.569085] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.571103] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.572573] Modules linked in: [ 39.573190] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.575186] Tainted: [W]=WARN [ 39.575785] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.577301] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.578175] 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 [ 39.581392] RSP: 0018:ffff88800df17bc0 EFLAGS: 00010286 [ 39.582365] RAX: 0000000000000000 RBX: ffffed1001be2f78 RCX: ffffffff813a4050 [ 39.583666] RDX: ffff88801b82b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.584977] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001be2f2f [ 39.586297] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.587593] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800df17df8 [ 39.588897] FS: 00007fde72ec2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.590381] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.591464] CR2: 00007fde733b4580 CR3: 000000000e6ce000 CR4: 0000000000350ef0 [ 39.592776] Call Trace: [ 39.593262] [ 39.593730] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.594629] ? __create_object+0x59/0x80 [ 39.595408] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.596413] __vmalloc_noprof+0x59/0x60 [ 39.597140] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.598029] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.598969] bpf_prog_alloc+0x39/0x200 [ 39.599714] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.600653] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.601593] do_seccomp+0x349/0x25e0 [ 39.602326] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.603195] ? __pfx_do_seccomp+0x10/0x10 [ 39.603993] ? find_held_lock+0x2b/0x80 [ 39.604747] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.605714] ? static_key_count+0x60/0x80 [ 39.606505] prctl_set_seccomp+0x4e/0x70 [ 39.607237] __do_sys_prctl+0xe6c/0x1d70 [ 39.608022] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.608876] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.609853] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.610847] ? irqentry_exit+0xf3/0x650 [ 39.611602] do_syscall_64+0xbf/0x430 [ 39.612337] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.613260] RIP: 0033:0x7fde733b45cd [ 39.613968] 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 [ 39.617159] RSP: 002b:00007ffe273536d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.618526] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fde733b45cd [ 39.619817] RDX: 000055baf1b77e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.621114] RBP: 00007ffe27353730 R08: 0000000000000000 R09: 00007ffe27352dd0 [ 39.622398] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bb2d1daad0 [ 39.623690] R13: 00007ffe27353b60 R14: 000055bb2d1dbbc0 R15: 000055bb2d1ec780 [ 39.625012] [ 39.625472] irq event stamp: 1707 [ 39.626074] hardirqs last enabled at (1715): [] __up_console_sem+0x78/0x80 [ 39.627592] hardirqs last disabled at (1724): [] __up_console_sem+0x5d/0x80 [ 39.629118] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 39.630678] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 39.632206] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.933056] ------------[ cut here ]------------ [ 42.933977] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.935972] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.937416] Modules linked in: [ 42.938008] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.940265] Tainted: [W]=WARN [ 42.940928] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.942404] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.943366] 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 [ 42.946576] RSP: 0018:ffff888019ec7bc0 EFLAGS: 00010286 [ 42.947550] RAX: 0000000000000000 RBX: ffffed10033d8f78 RCX: ffffffff813a4050 [ 42.948849] RDX: ffff888015fcb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.950169] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033d8f2f [ 42.951463] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.952763] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019ec7df8 [ 42.954097] FS: 00007f0f83a5a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.955538] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.956612] CR2: 00007ffd6b98bef8 CR3: 000000000ba4b000 CR4: 0000000000350ef0 [ 42.957919] Call Trace: [ 42.958435] [ 42.958847] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.959778] ? __create_object+0x59/0x80 [ 42.960570] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.961577] __vmalloc_noprof+0x59/0x60 [ 42.962350] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.963171] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.964103] bpf_prog_alloc+0x39/0x200 [ 42.964839] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.965769] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.966672] do_seccomp+0x349/0x25e0 [ 42.967402] ? find_held_lock+0x2b/0x80 [ 42.968114] ? do_prlimit+0x310/0x610 [ 42.968848] ? __pfx_do_seccomp+0x10/0x10 [ 42.969653] ? do_raw_spin_unlock+0x53/0x220 [ 42.970494] ? _raw_spin_unlock+0x1e/0x40 [ 42.971229] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.972194] ? static_key_count+0x60/0x80 [ 42.973029] prctl_set_seccomp+0x4e/0x70 [ 42.973799] __do_sys_prctl+0xe6c/0x1d70 [ 42.974589] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.975457] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.976436] ? irqentry_exit+0xf3/0x650 [ 42.977172] do_syscall_64+0xbf/0x430 [ 42.977917] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.978866] RIP: 0033:0x7f0f83f4c5cd [ 42.979587] 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 [ 42.982762] RSP: 002b:00007ffd6b989510 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.984123] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0f83f4c5cd [ 42.985435] RDX: 00005599fe3a9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.986746] RBP: 00007ffd6b989570 R08: 0000000000000000 R09: 00007ffd6b988c10 [ 42.988037] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559a062cfb10 [ 42.989361] R13: 00007ffd6b9899a0 R14: 0000559a062d02b0 R15: 0000559a062e46f0 [ 42.990684] [ 42.991107] irq event stamp: 1815 [ 42.991764] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 42.993332] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 42.994732] softirqs last enabled at (1794): [] handle_softirqs+0x50c/0x770 [ 42.996022] softirqs last disabled at (1779): [] __irq_exit_rcu+0xc4/0x100 [ 42.997309] ---[ end trace 0000000000000000 ]--- [ 43.799956] ------------[ cut here ]------------ [ 43.800907] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.802927] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.804413] Modules linked in: [ 43.805018] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.807003] Tainted: [W]=WARN [ 43.807615] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.809088] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.810006] 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 [ 43.813234] RSP: 0018:ffff888018677bc0 EFLAGS: 00010286 [ 43.814226] RAX: 0000000000000000 RBX: ffffed10030cef78 RCX: ffffffff813a4050 [ 43.815508] RDX: ffff88800a331bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.816803] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030cef2f [ 43.818107] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.819398] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018677df8 [ 43.820701] FS: 00007f479cd66900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.822149] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.823201] CR2: 00007f479d258580 CR3: 000000000cf26000 CR4: 0000000000350ef0 [ 43.824493] Call Trace: [ 43.824975] [ 43.825442] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.826361] ? __create_object+0x59/0x80 [ 43.827105] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.828082] __vmalloc_noprof+0x59/0x60 [ 43.828860] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.829756] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.830700] bpf_prog_alloc+0x39/0x200 [ 43.831447] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.832391] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.833268] do_seccomp+0x349/0x25e0 [ 43.833992] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.834898] ? __pfx_do_seccomp+0x10/0x10 [ 43.835695] ? find_held_lock+0x2b/0x80 [ 43.836463] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.837452] ? static_key_count+0x60/0x80 [ 43.838215] prctl_set_seccomp+0x4e/0x70 [ 43.838999] __do_sys_prctl+0xe6c/0x1d70 [ 43.839789] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.840648] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.841626] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.842611] ? irqentry_exit+0xf3/0x650 [ 43.843393] do_syscall_64+0xbf/0x430 [ 43.844106] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.845094] RIP: 0033:0x7f479d2585cd [ 43.845798] 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 [ 43.849058] RSP: 002b:00007ffc36488de0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.850487] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f479d2585cd [ 43.851838] RDX: 0000564dc7728e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.853212] RBP: 00007ffc36488e40 R08: 0000000000000000 R09: 00007ffc364884e0 [ 43.854581] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564dd1c77b10 [ 43.855935] R13: 00007ffc36489270 R14: 0000564dd1c782b0 R15: 0000564dd1c8c6f0 [ 43.857324] [ 43.857767] irq event stamp: 1759 [ 43.858447] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 43.860059] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 43.861658] softirqs last enabled at (1728): [] handle_softirqs+0x50c/0x770 [ 43.863298] softirqs last disabled at (1723): [] __irq_exit_rcu+0xc4/0x100 [ 43.864899] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:4672' (ECDSA) to the list of known hosts. 2025/11/18 11:32:52 fuzzer started 2025/11/18 11:32:52 dialing manager at localhost:34383 2025/11/18 11:32:52 checking machine... 2025/11/18 11:32:52 checking revisions... [ 44.794072] kmemleak: Automatic memory scanning thread ended 2025/11/18 11:32:53 testing simple program... [ 44.888951] cgroup: Unknown subsys name 'net' [ 44.961469] cgroup: Unknown subsys name 'cpuset' [ 44.978388] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 11:32:52 Registers: info registers vcpu 0 RAX=0000000000000005 RBX=ffff88800f5bb780 RCX=ffffffff87d1a748 RDX=0000000000000001 RSI=0000000000000000 RDI=0000000000000003 RBP=ffff88800f5bc1d8 RSP=ffff888014397100 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff88800f5bc250 R13=0000000000000001 R14=0000000000000000 R15=0000000000000004 RIP=ffffffff81527236 RFL=00000007 [-----PC] 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 00007efd0fc15900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0f84011618 CR3=000000000ddf2000 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=16262a0e1201aebab743443d433d88aa XMM02=eff9b2d0a8fce9cb0000000000302910 XMM03=2c67c8bc2e329bc30000000000302a58 XMM04=fcadc279edc193d300000000000ae988 XMM05=f21379c0f86305d50000000000321968 XMM06=5b75c91c804453420000000000320758 XMM07=fb795ef6d65770560000000000310050 XMM08=2c67c8bc2e329bc30000000000302a58 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff88806cf08a70 RCX=ffff888018468000 RDX=ffff88806cf08a70 RSI=0000000000000001 RDI=ffff888018467b20 RBP=ffff888018467b20 RSP=ffff88806cf089c8 R8 =0000000000000000 R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=00000000000c7fe1 R12=0000000000000008 R13=ffff88806cf01000 R14=ffff888018467b28 R15=ffff88806cf08a70 RIP=ffffffff8135e304 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 00007f0f83a5a900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffad0ad948 CR3=000000001f651000 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=563412feff00545000000000000080fe XMM01=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000