[ 39.049586] ------------[ cut here ]------------ [ 39.050478] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.052563] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.054242] Modules linked in: [ 39.054982] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.057059] Tainted: [W]=WARN [ 39.057706] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.059302] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.060308] 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 [ 39.063758] RSP: 0018:ffff888015347bc0 EFLAGS: 00010286 [ 39.064817] RAX: 0000000000000000 RBX: ffffed1002a68f78 RCX: ffffffff813a4050 [ 39.066206] RDX: ffff88801c01d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.067600] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002a68f2f [ 39.068991] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.070398] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015347df8 [ 39.071798] FS: 00007fe1b859a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.073363] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.074523] CR2: 00007fe1b8b004a6 CR3: 000000000e05f000 CR4: 0000000000350ef0 [ 39.075951] Call Trace: [ 39.076495] [ 39.076938] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.077907] ? __create_object+0x59/0x80 [ 39.078776] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.079840] __vmalloc_noprof+0x59/0x60 [ 39.080658] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.081608] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.082616] bpf_prog_alloc+0x39/0x200 [ 39.083438] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.084437] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.085363] do_seccomp+0x349/0x25e0 [ 39.086147] ? find_held_lock+0x2b/0x80 [ 39.086982] ? do_prlimit+0x310/0x610 [ 39.087787] ? __pfx_do_seccomp+0x10/0x10 [ 39.088642] ? do_raw_spin_unlock+0x53/0x220 [ 39.089546] ? _raw_spin_unlock+0x1e/0x40 [ 39.090337] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.091431] ? static_key_count+0x60/0x80 [ 39.092256] prctl_set_seccomp+0x4e/0x70 [ 39.093098] __do_sys_prctl+0xe6c/0x1d70 [ 39.093943] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.094880] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.095942] ? irqentry_exit+0xf3/0x650 [ 39.096775] do_syscall_64+0xbf/0x430 [ 39.097586] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.098622] RIP: 0033:0x7fe1b8a8c5cd [ 39.099506] 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 [ 39.103015] RSP: 002b:00007fff5ee8afa0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.104486] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe1b8a8c5cd [ 39.105873] RDX: 0000555de9b82e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.107268] RBP: 00007fff5ee8b000 R08: 0000000000000000 R09: 00007fff5ee8a6a0 [ 39.108647] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555df53872b0 [ 39.110022] R13: 00007fff5ee8b430 R14: 0000555df5389d20 R15: 0000555df539b8d0 [ 39.111441] [ 39.111897] irq event stamp: 1781 [ 39.112593] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 39.114233] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 39.115796] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 39.117227] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 39.118621] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.568741] ------------[ cut here ]------------ [ 42.569659] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.571740] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.573210] Modules linked in: [ 42.573842] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.576184] Tainted: [W]=WARN [ 42.577083] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.578663] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.579597] 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 [ 42.582765] RSP: 0018:ffff88801844fbc0 EFLAGS: 00010286 [ 42.583750] RAX: 0000000000000000 RBX: ffffed1003089f78 RCX: ffffffff813a4050 [ 42.585039] RDX: ffff888015731bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.586320] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003089f2f [ 42.587618] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.588899] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801844fdf8 [ 42.590182] FS: 00007fee080b2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.591631] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.592689] CR2: 00007fee085a4580 CR3: 000000000d878000 CR4: 0000000000350ef0 [ 42.593981] Call Trace: [ 42.594491] [ 42.594905] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.595820] ? __create_object+0x59/0x80 [ 42.596605] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.597580] __vmalloc_noprof+0x59/0x60 [ 42.598301] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.599183] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.600120] bpf_prog_alloc+0x39/0x200 [ 42.600861] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.601797] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.602702] do_seccomp+0x349/0x25e0 [ 42.603436] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.604289] ? __pfx_do_seccomp+0x10/0x10 [ 42.605071] ? find_held_lock+0x2b/0x80 [ 42.605837] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.606818] ? static_key_count+0x60/0x80 [ 42.607642] prctl_set_seccomp+0x4e/0x70 [ 42.608428] __do_sys_prctl+0xe6c/0x1d70 [ 42.609172] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.610028] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.611010] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.611982] ? irqentry_exit+0xf3/0x650 [ 42.612752] do_syscall_64+0xbf/0x430 [ 42.613496] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.614463] RIP: 0033:0x7fee085a45cd [ 42.615137] 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 [ 42.618320] RSP: 002b:00007fff6d138090 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.619706] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fee085a45cd [ 42.620800] RDX: 0000561f7b679e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.621863] RBP: 00007fff6d1380f0 R08: 0000000000000000 R09: 00007fff6d137790 [ 42.622936] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561f8d258b10 [ 42.624020] R13: 00007fff6d138520 R14: 0000561f8d2592b0 R15: 0000561f8d26d6f0 [ 42.625107] [ 42.625503] irq event stamp: 3115 [ 42.626023] hardirqs last enabled at (3123): [] __up_console_sem+0x78/0x80 [ 42.627305] hardirqs last disabled at (3132): [] __up_console_sem+0x5d/0x80 [ 42.628588] softirqs last enabled at (3018): [] handle_softirqs+0x50c/0x770 [ 42.629881] softirqs last disabled at (3009): [] __irq_exit_rcu+0xc4/0x100 [ 42.631155] ---[ end trace 0000000000000000 ]--- [ 43.395862] ------------[ cut here ]------------ [ 43.396807] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.398828] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.400316] Modules linked in: [ 43.400993] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.402971] Tainted: [W]=WARN [ 43.403603] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.405068] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.405999] 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 [ 43.409159] RSP: 0018:ffff888009a77bc0 EFLAGS: 00010286 [ 43.410134] RAX: 0000000000000000 RBX: ffffed100134ef78 RCX: ffffffff813a4050 [ 43.411461] RDX: ffff8880155d8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.412749] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100134ef2f [ 43.414033] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.415339] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888009a77df8 [ 43.416636] FS: 00007f7cffdf0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.418063] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.419164] CR2: 00007fff3fa8cef8 CR3: 000000001dd85000 CR4: 0000000000350ef0 [ 43.420465] Call Trace: [ 43.420928] [ 43.421327] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.422226] ? __create_object+0x59/0x80 [ 43.423028] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.424029] __vmalloc_noprof+0x59/0x60 [ 43.424797] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.425665] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.426614] bpf_prog_alloc+0x39/0x200 [ 43.427343] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.428279] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.429193] do_seccomp+0x349/0x25e0 [ 43.429911] ? find_held_lock+0x2b/0x80 [ 43.430682] ? do_prlimit+0x310/0x610 [ 43.431466] ? __pfx_do_seccomp+0x10/0x10 [ 43.432198] ? do_raw_spin_unlock+0x53/0x220 [ 43.433018] ? _raw_spin_unlock+0x1e/0x40 [ 43.433808] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.434774] ? static_key_count+0x60/0x80 [ 43.435636] prctl_set_seccomp+0x4e/0x70 [ 43.436420] __do_sys_prctl+0xe6c/0x1d70 [ 43.437159] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.438031] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.439005] ? irqentry_exit+0xf3/0x650 [ 43.439798] do_syscall_64+0xbf/0x430 [ 43.440538] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.441492] RIP: 0033:0x7f7d002e25cd [ 43.442149] 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 [ 43.445308] RSP: 002b:00007fff3fa8ab20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.446668] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7d002e25cd [ 43.447996] RDX: 000056410c861e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.449271] RBP: 00007fff3fa8ab80 R08: 0000000000000000 R09: 00007fff3fa8a220 [ 43.450532] R10: 0000000000000000 R11: 0000000000000246 R12: 00005641456382b0 [ 43.451835] R13: 00007fff3fa8afb0 R14: 000056414563ad20 R15: 000056414564c8d0 [ 43.453136] [ 43.453604] irq event stamp: 1755 [ 43.454207] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 43.455746] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 43.457254] softirqs last enabled at (1618): [] handle_softirqs+0x50c/0x770 [ 43.458792] softirqs last disabled at (1613): [] __irq_exit_rcu+0xc4/0x100 [ 43.460151] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:46714' (ECDSA) to the list of known hosts. 2025/11/18 04:08:42 fuzzer started 2025/11/18 04:08:43 dialing manager at localhost:37895 2025/11/18 04:08:43 checking machine... 2025/11/18 04:08:43 checking revisions... [ 44.416860] kmemleak: Automatic memory scanning thread ended 2025/11/18 04:08:43 testing simple program... [ 44.503273] cgroup: Unknown subsys name 'net' [ 44.558865] cgroup: Unknown subsys name 'cpuset' [ 44.572479] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 04:08:42 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff888016ed1a80 RCX=ffffffff8152da53 RDX=1ffff11002dda352 RSI=0000000000000004 RDI=ffff888016ed1a80 RBP=ffff888016ed1a88 RSP=ffff8880187a78a8 R8 =0000000000000000 R9 =ffffed1002dda350 R10=ffff888016ed1a83 R11=0000000000000001 R12=ffff888016ed1a90 R13=ffff8880187a7a50 R14=ffff88800fd68500 R15=0000000000000293 RIP=ffffffff8152db02 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 00007f767c6c1700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fee08669618 CR3=0000000009c7a000 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=3a5d3034325b646873732032343a3830 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363637 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=0000000000023b4b RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 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 fffffe0600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc0c98d5e8 CR3=0000000009c7a000 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=2032343a38303a343020383120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732031343a38303a3430203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000