[ 46.576474] ------------[ cut here ]------------ [ 46.577074] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.578374] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.579282] Modules linked in: [ 46.579684] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.580949] Tainted: [W]=WARN [ 46.581295] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.582236] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.582802] 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 [ 46.584802] RSP: 0018:ffff888015ddfbc0 EFLAGS: 00010286 [ 46.585424] RAX: 0000000000000000 RBX: ffffed1002bbbf78 RCX: ffffffff813a4050 [ 46.586225] RDX: ffff888015e53780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.587039] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bbbf2f [ 46.587851] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.588658] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015ddfdf8 [ 46.589473] FS: 00007fd198464900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.590399] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.591042] CR2: 00007fd198956580 CR3: 000000001c7f0000 CR4: 0000000000350ef0 [ 46.591862] Call Trace: [ 46.592160] [ 46.592440] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.592979] ? __create_object+0x59/0x80 [ 46.593471] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.594053] __vmalloc_noprof+0x59/0x60 [ 46.594540] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.595063] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.595657] bpf_prog_alloc+0x39/0x200 [ 46.596095] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.596680] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.597223] do_seccomp+0x349/0x25e0 [ 46.597676] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.598229] ? __pfx_do_seccomp+0x10/0x10 [ 46.598726] ? find_held_lock+0x2b/0x80 [ 46.599180] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.599778] ? static_key_count+0x60/0x80 [ 46.600255] prctl_set_seccomp+0x4e/0x70 [ 46.600748] __do_sys_prctl+0xe6c/0x1d70 [ 46.601221] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.601763] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.602376] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.602959] ? irqentry_exit+0xf3/0x650 [ 46.603441] do_syscall_64+0xbf/0x430 [ 46.603884] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.604482] RIP: 0033:0x7fd1989565cd [ 46.604905] 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 [ 46.606916] RSP: 002b:00007ffc86a95320 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.607788] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd1989565cd [ 46.608607] RDX: 000055c80bf1be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.609422] RBP: 00007ffc86a95380 R08: 0000000000000000 R09: 00007ffc86a94a20 [ 46.610215] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c8227b52b0 [ 46.611024] R13: 00007ffc86a957b0 R14: 000055c8227b7d20 R15: 000055c8227c98d0 [ 46.611652] [ 46.611842] irq event stamp: 1771 [ 46.612115] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 46.612807] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 46.613497] softirqs last enabled at (1288): [] handle_softirqs+0x50c/0x770 [ 46.614181] softirqs last disabled at (1279): [] __irq_exit_rcu+0xc4/0x100 [ 46.614871] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.591920] ------------[ cut here ]------------ [ 49.592847] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.594853] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 49.596295] Modules linked in: [ 49.596916] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.598929] Tainted: [W]=WARN [ 49.599738] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.601222] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.602123] 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 [ 49.605336] RSP: 0018:ffff88801a517bc0 EFLAGS: 00010286 [ 49.606319] RAX: 0000000000000000 RBX: ffffed10034a2f78 RCX: ffffffff813a4050 [ 49.607639] RDX: ffff888015e51bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.608945] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034a2f2f [ 49.610235] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.611532] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a517df8 [ 49.612831] FS: 00007f61301f5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.614285] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.615327] CR2: 00007f61306e7580 CR3: 000000000d0a6000 CR4: 0000000000350ef0 [ 49.616622] Call Trace: [ 49.617078] [ 49.617528] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.618435] ? __create_object+0x59/0x80 [ 49.619164] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.620132] __vmalloc_noprof+0x59/0x60 [ 49.620882] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.621752] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.622681] bpf_prog_alloc+0x39/0x200 [ 49.623407] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.624281] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.625167] do_seccomp+0x349/0x25e0 [ 49.625875] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.626785] ? __pfx_do_seccomp+0x10/0x10 [ 49.627555] ? find_held_lock+0x2b/0x80 [ 49.628254] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.629206] ? static_key_count+0x60/0x80 [ 49.630010] prctl_set_seccomp+0x4e/0x70 [ 49.630786] __do_sys_prctl+0xe6c/0x1d70 [ 49.631557] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.632395] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.633301] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.634258] ? irqentry_exit+0xf3/0x650 [ 49.635017] do_syscall_64+0xbf/0x430 [ 49.635739] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.636689] RIP: 0033:0x7f61306e75cd [ 49.637333] 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 [ 49.640503] RSP: 002b:00007ffcedc24860 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.641846] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f61306e75cd [ 49.643127] RDX: 000055f65c974e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.644410] RBP: 00007ffcedc248c0 R08: 0000000000000000 R09: 00007ffcedc23f60 [ 49.645666] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f6638b3ad0 [ 49.646945] R13: 00007ffcedc24cf0 R14: 000055f6638b4bc0 R15: 000055f6638c5780 [ 49.648219] [ 49.648677] irq event stamp: 1783 [ 49.649277] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 49.650778] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 49.652274] softirqs last enabled at (1740): [] handle_softirqs+0x50c/0x770 [ 49.653784] softirqs last disabled at (1735): [] __irq_exit_rcu+0xc4/0x100 [ 49.655285] ---[ end trace 0000000000000000 ]--- [ 50.449050] ------------[ cut here ]------------ [ 50.449875] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.451596] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 50.452821] Modules linked in: [ 50.453317] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.455224] Tainted: [W]=WARN [ 50.455833] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.457076] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.457846] 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 [ 50.460518] RSP: 0018:ffff88801618fbc0 EFLAGS: 00010286 [ 50.461294] RAX: 0000000000000000 RBX: ffffed1002c31f78 RCX: ffffffff813a4050 [ 50.462388] RDX: ffff888016d71bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.463461] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c31f2f [ 50.464540] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.465622] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801618fdf8 [ 50.466721] FS: 00007f5ffae68900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.467928] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.468820] CR2: 00007ffc207fbef7 CR3: 0000000016d07000 CR4: 0000000000350ef0 [ 50.469898] Call Trace: [ 50.470300] [ 50.470682] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.471431] ? __create_object+0x59/0x80 [ 50.472053] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.472860] __vmalloc_noprof+0x59/0x60 [ 50.473482] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.474166] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.474950] bpf_prog_alloc+0x39/0x200 [ 50.475577] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.476311] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.477069] do_seccomp+0x349/0x25e0 [ 50.477677] ? find_held_lock+0x2b/0x80 [ 50.478286] ? do_prlimit+0x310/0x610 [ 50.478914] ? __pfx_do_seccomp+0x10/0x10 [ 50.479584] ? do_raw_spin_unlock+0x53/0x220 [ 50.480240] ? _raw_spin_unlock+0x1e/0x40 [ 50.480896] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.481687] ? static_key_count+0x60/0x80 [ 50.482327] prctl_set_seccomp+0x4e/0x70 [ 50.482979] __do_sys_prctl+0xe6c/0x1d70 [ 50.483631] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.484311] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.485134] ? irqentry_exit+0xf3/0x650 [ 50.485783] do_syscall_64+0xbf/0x430 [ 50.486402] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.487157] RIP: 0033:0x7f5ffb35a5cd [ 50.487743] 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 [ 50.490398] RSP: 002b:00007ffc207fabb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.491595] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5ffb35a5cd [ 50.492681] RDX: 0000564ddee5ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.493752] RBP: 00007ffc207fac10 R08: 0000000000000000 R09: 00007ffc207fa2b0 [ 50.494837] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564e0a883ad0 [ 50.495914] R13: 00007ffc207fb040 R14: 0000564e0a884bc0 R15: 0000564e0a895780 [ 50.497013] [ 50.497394] irq event stamp: 1871 [ 50.497906] hardirqs last enabled at (1879): [] __up_console_sem+0x78/0x80 [ 50.499193] hardirqs last disabled at (1888): [] __up_console_sem+0x5d/0x80 [ 50.500460] softirqs last enabled at (1406): [] handle_softirqs+0x50c/0x770 [ 50.501752] softirqs last disabled at (1379): [] __irq_exit_rcu+0xc4/0x100 [ 50.503022] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:59287' (ECDSA) to the list of known hosts. 2025/11/18 10:45:00 fuzzer started 2025/11/18 10:45:01 dialing manager at localhost:34383 2025/11/18 10:45:01 checking machine... 2025/11/18 10:45:01 checking revisions... [ 51.434088] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:45:01 testing simple program... [ 51.522531] cgroup: Unknown subsys name 'net' [ 51.578015] cgroup: Unknown subsys name 'cpuset' [ 51.591072] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 10:45:00 Registers: info registers vcpu 0 RAX=0000000000000005 RBX=ffff888016208000 RCX=0000000000000000 RDX=0000000000000005 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff888016208a58 RSP=ffff8880161e7378 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888016208a80 R13=0000000000000003 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81527128 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 00007f61301f5900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f61307ac618 CR3=00000000201ed000 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=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 info registers vcpu 1 RAX=000000000002539d 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=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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe631bcd58 CR3=0000000009eb4000 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=2030303a35343a303120383120766f4e XMM01=73732878696e755f6d6170203a5d3933 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3933325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732039353a34343a3031203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000